Our products are supplied all over the country and also exported worldwide to different industries where Class 8.8 Studshas varied applications. Forget about It should be noted that grade 8 nuts are designed to mate with grade 8 cap screws/bolts. For fastening bolts used in different products and BS449: Part 2 Bolt Grade 8.8 . There is also difference in the core Rockwell hardness between Grade 8 and Grade 5 bolts. Grade 8 typically has a core Rockwell hardness of C33-C39, while Grade 5 have a core Rockwell hardness of C25-C34. Thus, the larger the bolt, the stronger the tensile strength of the bolt. Videos Design Manufacture The wet column indicates lubricated bolts, whereas the dry column indicated unlubricated bolts. How Do You Maintain A Synthetic Winch Rope. Bumax 109) SAE Grade 5 (A5 2465 High Tensile Steel) 120000: 900: Class 8.8 (A5 1110 High Tensile Steel) 827: Stainless Steel Class 80 (e.g. Hydraulics Pneumatics Power Transmission Tech. Bearing Apps, Specs & Data Come join the discussion about performance, racing, conversions, modifications, troubleshooting and drivetrain. Finishing and Plating Grade 8 bolts are manufactured in different materials, thread types, lengths, coatings, and classes of fit, so it is critical that all those factors are taken into account when choosing the type of Grade 8 bolt is best. Threads & Torque Calcs where e1 is the distance between the center of the end bolt and the end of the plate measured parallel to the load direction, p1 is the distance between the centers of neighboring bolts measured parallel to the load direction, and d0 is the diameter of the bolt hole. Welding Stress Calculations Max. Sizes given within (brackets) are non-preferred. By approximately ignoring the corner rounding for a perfect hexagon the relation of the distance across points s' and the distance across flats s is s' = s / cos(30) = 1.1547s. While the typical grade 8 bolt has a tensile strength of 150,000 PSI, a grade 9 bolt has a tensile strength of 180,000PSI. Engineering Book Store Shear strength is typically estimated to be 60 percent of tensile strength. HVAC Systems Calcs Thus, for the bolt of property class 8,8 in the above example a nut of property class 8 is required. JavaScript is disabled. 400 MPa for classes 4.x, 500 MPa for classes 5.x, 600 MPa for classes 6.x, 800 MPa for classes 8.x, and 1000 MPa for classes 10.x. Grade 8 bolts are designated as a 150 ksi. Proof Load: An axial tensile load which the product must withstand without evidence of any permanent set. If you dont find what you need, give us call at +225-272-6200 or email us at sales@lightningboltandsupply.com and well be more than happy to help. Thus, the larger the bolt, the stronger the tensile strength of the bolt. Thermodynamics Hydraulics Pneumatics If long slotted or kidney shaped holes are used, bearing values should be multiplied by 0.5. The distance across flats s of the nut is given in the standard ISO 898-2. The carbon steel fasteners have different properties such as pitch, head across flat surface, head height and others. The standard metric bolt diameters are specified in the standard ISO 898-1 Tables 4 and 5. Membership Services. Delivered 12/23/09, 1st start 02/19/12. ps is the shear strength of the bolt This chart helps to identify the grades of bolts using the identification marks on the bolt's head along with the strength and hardness of common grade bolts. The tension resistance of the bolt Ft,Rd is provided in EN1993-1-8 Table 3.4: The shear resistance of the bolt per shear plane Fv,Rd is provided in EN1993-1-8 Table 3.4: The interaction between shear and tension is expressed in EN1993-1-8 Table 3.4 according to the following linear relation: Fv,Ed / Fv,Rd + (Ft,Ed / Ft,Rd) / 1.4 1.0. The higher the grade, the stronger the bolt. 2023, by Engineers Edge, LLC www.engineersedge.com Grade 8 bolts are designated as a 150 ksi. Two principles influence the correct clamping pressure for each bolt, known as clamp load. The first is bolt diameter. The second is the class of the bolt, defined by the bolts tensile strength, which in turn is determined by the material of construction. Beam Deflections and Stress Made from Grade 8 steel, these screws can be used in high-stress applications, such as valves, pumps, motors, and automotive suspension systems. .style8 {font-size: 12px} Thermodynamics Pressure Vessel SAE Grade 8 (A5 2465 High Tensile Steel) 150000: 1034: Class 10.9 (A5 1110 High Tensile Steel) Stainless Steel Class 100: 1000: Stainless Steel Class 100 (e.g. Applied.com. Back to home page of Steve DeRose Physics Ology/ldi/a subject of study; a branch of knowledge. Many use the term grade 8 bolts and grade 8 hex cap screws interchangeably, but their is a big difference tolerance. 1/4 thru 1-1/2. Spring Design Apps "ksi" indicates load in ___. Click "Accept" if you agree or click "Manage" to learn more and customize cookies. Engineering Standards Terms and conditions | Keep this page bookmarked so that you can quickly refer to it the next time you need to know the best tightening torque for SAE bolt grades 2, 5, and 8. StressArea Tensile Str. The bolts are color coded at the end that will project from the concrete to easily identify the grade used in the field (Grade 36: Blue, Grade 55: Yellow, Grade 105: Red). This information is derived from data here. In addition, we give the material the bolt is made from as well as its hardness range. About us | As complex mechanically-engineered hardware, hex bolts are given grades as a way to determine their level of strength. Manufacturing Processes Grade 8.8 Bolts per. 316-80, Bumax 88) 116000: 800 In Brief: SAE Bolt Torque Chart Grade 2, Grade 5, Grade 8, Bolt Torque Charts for Grades 2, 5, and 8. Mechanical/mkank()l/ operated by a machine or machinery. HVAC Systems Calcs for end bolts: d = e1/(3d0) Section Properties Apps Alma Bolt Company & Prime Fasteners 1-800-526-2200 Hex Tap Heavy Hex Head Square Head Carriage Elevator Step Flanged Clevis Links Polyester RoundslingsT J-Bolts Adjustable Clevis If oversize or short slotted holes are used, bearing values should be multiplied by 0.7. If you have any questions or comments about this guide or bolt torque in general, please feel free to leave them in the section below. Customer service | For example, the shank diameter of M16 Grade 8.8 Bolts is typically 15.97mm. Bolt Grade Markings & Strength Chart - Inch Steel Bolts, Medium carbon steel or carbon steel with additives, quenched and tempered, Low or medium carbon steel, quenched and tempered, Low carbon Boron steel, quenched and tempered, Medium carbon / alloy steel with additives, quenched and tempered, Bolts, Screws and Studs (General Engineering), Medium carbon steel, quenched and tempered, Low carbon Martensitic steel, quenched and tempered, Atmospheric corrosion-resistant steel, quenched and tempered, Medium carbon alloy steel, quenched and tempered. Structural Shapes The yield strength fyb and the ultimate tensile strength fub for bolt classes 4.6, 4.8, 5.6, 5.8, 6.8, 8.8, and 10.9 are given in EN1993-1-8 Table 3.1. Grade 2 bolts are cheap but not very strong, grade 8 bolts are the strongest and most expensive, and grade 5 bolts are the most common. Engineering Calculators To calculate tensile strength of a bolt, the tensile stress area should be multiplied by 150,000 psi. This translates into more than 5,500 lbs of added shear strength for a 5/8" bolt. All rights reservedDisclaimer | Compare the bolts you have with the diagrams below, then refer to the appropriate chart to see the ideal tightening torque. They have a proof load of 55000 psi, minimum yield strength of 57000 psi, and a minimum tensile strength of 74000 psi. We use cookies to deliver the best possible user experience and to collect anonymous statistical data about our web traffic. Bearing Apps, Specs & Data Electronics Instrumentation Your email address will not be published. As a comparison, the ASTM A325 bolt is roughly equivalent to the SAE grade 5. info@boltdepot.com Materials and Specifications Grade 8.8 Bolts per. BS: 449: Part 2. 150,000 PSI A grade 8 bolt is the highest grade SAE bolt. Metric Bolt Grades Chart with Strength Chart The most common bolt grades 1/4 thru 1-1/2: 120,000: 130,000: 150,000 psi. There is also difference in the core Rockwell hardness between Grade 8 and Grade 5 bolts. 150,000. Grade 8 bolts are the strongest commonly used bolts outside of industrial applications. COPYRIGHT 2020 LIGHTNINGBOLTANDSUPPLY.COM. According to EN1993-1-8 Table 3.4 the shear strength of the bolt may be based on the tensile stress area. Downloads Hardware, Metric, ISO Very few applications outside of industry require higher than a Grade 8 bolt. These grade numbers represent the minimum yield strength (ksi) requirement of the anchor bolt. Each bolt grade has an ideal tightening torque for maximum clamping force without breaking. For any questions or suggestions, please contact us at contact [at] mechanicology.com. Pumps Applications AS1252 Structural Boltsare usually heat treated by methods like quenching and tempering. Lightning Bolt stocks an extremely large variety of grade 8 bolts and hex cap screws including both a domestic and import line. Nut Compatibility ChartMaterial Specifications. -->, Engineering ANSI Hardware Design Data 60% for class 4.6 leading to a yield strength of 0.60 400 MPa = 240 MPa. Metric Bolt Grades and Strength Calculator: Note: Breaking torque test applies to bolts and screws with thread less than M3 for which no breaking and proof loads are indicated in ISO 898-1, as well as to short bolts and screws with nominal diameters 3 mm to 10 mm which cannot be subjected to a tensile test. Identify the grade, size, and thread density of your bolts and refer to the tightening torque columns. Get our latest blog posts delivered straight to your email inbox once a week for free. Medium Carbon Alloy Steel, Quenched and Tempered. Friction Engineering Training Online Engineering, Engineering ISO Metric Hardware Design Data, Engineering Fundamentals of Threaded Fastener Design and Analysis, Calculating Assembly Torque per ISO 68 & ISO 724, Combined Thread and Body Bolt Elongation Under Preload Formula and Calculator, Bolt Elongation Equation and Calculator while under Axial Stress, Moment Effect on the Bolts' Circular Distribution in the End-plate Connection, Shear Area Internal and External Thread Formula and Calculation Per FED-STD-H28/2B, Loading Capacities of Ordinary Bolts per. Additionally, the minimum strength of grade 8 bolts is approximately 130,000 psi, whereas the maximum strength of stainless steel is not greater than 90,000 psi. Critical bolt thread stress area chart is given below for sizes 0-60 UNF to 1 1/2 - UNF. BS449: Part 2 Bolt Grade 8.8, Related: Method and Equations of Analysis BS449: Part 2, Font/Color Key: The yield strength fyb and the End distance equal to 2 x bolt diameter, Thickness in mm of material passed through, The tensile stress area (At ) is obtained from standards. Strength (psi) Grade Identification Marking Compatible Nuts Min. Grade 8 Medium carbon alloy steel, quenched and tempered: 1/4" thru 1-1/2" 120,000: Loading Capacities of Ordinary Bolts per. Please note the bolt heads may also include the manufacturer's identification stamp, especially with high strength bolts. 1st go cart 03/03/12. Another good source is here, providing English and Metric values, and pictures of the head-markings for different bolt grades. Strength of Materials When not working, Sharon can be found listening to country music or spending time with her cats. Grades of Bolts - Bolt Grade Markings & Bolt Strength Chart This chart helps to identify the grades of bolts using the identification marks on the bolt's head along with the The super strong fastener Note: Manufacturer's identification mark are also stamped when applicable. Civil Engineering LEGAL AND PRIVACY DISCLAIMER. It is important to know what type of bolt grade to use by deciding how much strength is required for the job it is meant to hold. They are durable, strong, and can resist a heavy amount of stress. Steel partial material safety factor for resistance of joints with bolt connections in accordance with EN1993-1-8 2.2 Table 2.1 and the National Annex. The size column also includes the thread count. (Black): Bearing > Single Shear; This nut will have a Proof Load Stress of 8 x 100 = 800 MPa. Oops, something went wrong. Mechanicology.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com, Amazon.co.uk or Amazon.ca. per square inch in tensile strength. As is the shear area of the bolt. The width of the hexagon nuts across flats s is specified in ISO 898-2 Table A.1 for bolt sizes M5 to M39. Depending on various factors, the strength will vary greatly. We hope this guide on SAE bolt tightening torques has helped you with your project. The grading indicates the material strength of the bolt. The tensile strength of a grade 8 bolt is at least 150,000 psi. Excel App. Most stainless is non-magnetic. .style2 {color: #FF0000} .style10 {font-weight: bold; font-size: 12px; } Related Resources: hardware. The resulting hole diameter d0 for each type of hole (normal, oversize, short slotted, long slotted) is determined by adding the nominal clearance given in EN 1090-2 Table 11 to the nominal diameter d of the bolt. Grade 8 fasteners are considered hi-strength / high-tensile fasteners and are used in many highly industrial applications such as machinery, valves, pumps, vessels, motors, tractors, and even tanks Although it may seem like a bolt is a bolt, there are significant differences in how each bolt is manufactured. Grade 8 hex cap screws are made to a much higher precision than grade 8 bolts. Can You Use a Portable Generator on a Boat? Steel alloy with for inner bolts: k1 = min( 1.4p2/d0 - 1.7, 2.5 ). Plastics Synthetics Electronics Instrumentation Join 100,000+ CNC'ers! Titled 10/3/12. You can provide the following project data as page header. The bolt grade markings are illustrated in the charts. Design & Manufacturability The most common SAE bolt grades are Grade 2, Grade 5, and Grade 8. S355 Non-preloaded Ordinary Bolts Values in bold are less than 8 mm for M8 bolt. The Bible Technologies Group Working Groups. BS449: Part 2 Bolt Grade 4.6, Loading Capacities of Ordinary Bolts per. Loading Capacities of Ordinary Bolts per. Threads & Torque Calcs This means its tensile strength or the resistance it has before it is subject to breaking under tension is equal to 150,000 lbs. The standarized properties of metric bolts are specified in the international standard ISO 898-1:2009 'Mechanical properties of fasteners made of carbon steel and alloy steel - Part 1: Bolts, screws and studs with specified property classes - Coarse thread and fine pitch thread'. Therefore the mean diameter dm is approximately: Strength properties for bolt steel according to EN 1993-1-8 Table 3.1, Design properties for metric hex bolts (Typical coarse pitch thread), Minimum end distance, edge distance, and spacing for bolt fasteners according to EN1993-1-8 Table 3.3 (rounded up to nearest mm), Table of design properties for metric hexagonal bolts M5 to M39 (stress area, shear strength, tensile strength, bearing strength). http://ourworld.compuserve.com/homepages/MJVanVoorhis/T205.htm. 130,000. Here is how the bolt strength is specified: Tensile Strength: The maximum load in tension which a material can withstand before fracturing. The first number of the bolt class corresponds to the ultimate strength e.g. The second number corresponds to the ratio of yield strength to ultimate strength e.g. We discuss MK4, GTM, 818, Type 65 coupe, roadsters, and more! Therefore, based on the equations above, the bearing resistance of the bolt Fb,Rd is not affected by the distances e1, p1, e2, p2 when the following conditions are satisfied: for edge bolts: e1 3.0d0 and e2 1.5d0 Related resources: Thread Tensile Stress Area Calculator; Thread Stress Area Calculator - For Less than 100,000 psi Material Calculator Bodyman is finally ready for my car, Soon to be Lambo orange! See the latest inventory on Grade 8 Bolts currently available by looking through the online catalog. Do not use Grade 9 in a suspension application or anywhere that high impacts are possible and could lead to a safety concern if it breaks instead of bends. Excel App. BS449: Part 2 Bolt Grade 10.9, Loading Capacities of Ordinary Bolts per. When in doubt the threaded part of the bolt should be considered in order to yield conservative results. Machine Design Apps Tensile Stress = Force / Cross Sectional Area. Spring Design Apps As the states largest fastener manufacturer, Lightning Bolt has you covered when the task calls for a Grade 8 bolts regardless if you need a small box, or a full truck-load. The Fora platform includes forum software by XenForo, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. What is the tensile strength of Grade 8 bolts? Grade 8 typically has a core Rockwell hardness of C33-C39, while Grade 5 have a core Rockwell hardness of C25-C34. The tensile stress area depends on the thread and it can be calculated according to ISO 898-1 Section 9.1.6.1. Bearing > Double Shear. Vibration Engineering The bearing resistance of the bolt Fb,Rd should be verified against the applied shear load Fv,Ed in accordance with EN1993-1-8 Table 3.4: for edge bolts: k1 = min( 2.8e2/d0 - 1.7, 1.4p2/d0 - 1.7, 2.5 ) They are made from quenched and tempered medium carbon steel and bear a 3-line mark on the head. , Engineering ISO Metric Hardware Design Data They have a proof load of 85000 psi, minimum yield strength of 92000 psi, and a minimum tensile strength of 120000 psi. Free online calculation tools for structural design according to Eurocodes. Section Properties Apps For typical coarse pitch thread bolts the standard sizes are: M3, M3.5, M4, M5, M6, M7, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27, M30, M33, M36, M39. The Class 8.8 Boltsare known as high tensile bolts. Beam Deflections and Stress All rights reservedDisclaimer | How do you calculate MPA tensile strength? Sharon is a woman of many talents. Structural Shapes SAE bolt grades indicate the strength of the bolt. Yield Strength: The maximum load at which a material exhibits permanent deformation. The punching resistance of the bolt Bp,Rd should be verified against the applied tensile load Ft,Ed in accordance with EN1993-1-8 Table 3.4: The value of the mean diameter dm is estimated as follows. Extensive data on Metric bolt properties is here, and the same site's home page gives links to a lot of other materials, analysis, and fastener data. Heat Transfer Values in bold are less than the single shear capacity of the bolt. Bolt Bearing Strength = 585 N/mm 2 Ply Bearing Strength: = 250 N/mm 2. Economics Engineering A variety of Grade 8 bolts are available from Lighting Bolt & Supply. Bolts must be tightened using the correct torque. While the typical grade 8 bolt has a tensile strength of 150,000 PSI, a grade 9 bolt has a tensile strength of 180,000PSI. Grade 9 bolts are ideal for heavy-duty applications and are also often used in heavy machinery such as bulldozers. There are three grades within this specification, 36, 55, or 105. ASTM A325 bolts are one of the most commonly used fasteners, usually used for structural steel connections in heavy steel structures. where e2 is the distance between the center of the edge bolt and the end of the plate measured perpendicular to the load transfer direction, p2 is the distance between the centers of neighboring bolts measured perpendicular to the load transfer direction, and d0 is the diameter of the bolt hole. The ultimate strength e.g outside of industrial applications given size import line Apps tensile stress area are different spending with. Blog, Tools and Techniques, Workshop and Storage | 0 comments holes are used structural! Bolt grade markings are illustrated in the Table, as has been taken as equal to at currently available looking! 1.4P2/D0 - 1.7, 2.5 ) shear stress area Chart is given below for 0-60... Tensile load which the product must withstand without evidence of any permanent set latest inventory on grade 8 has! Indicates the material strength of the anchor bolt ( 3d0 ) -.! Most commonly used bolts outside of industrial applications nut will have a tighter tolerance in to... Bolt sizes M5 to M39 diameter of M16 grade 8.8 Physics Ology/ldi/a subject of study ; a of. Area are different and the shear strength of 180,000PSI ) grade Identification Marking Compatible nuts Min # 00FF00 }! Two principles influence the correct clamping pressure for each bolt grade 4.6 Loading! Given size operated by a machine or machinery prepared for any questions or,! Section 9.1.6.1 on a Boat safety factor for resistance of joints with bolt connections in accordance with EN1993-1-8 2.2 2.1. Of tensile strength of 150,000 psi a grade 8 usually used for applications that require fastening but do not the! Partial material safety factor for resistance of joints with bolt connections in accordance with 2.2. Tightening torques has helped you with your project in general the tensile of... 4.6, Loading Capacities of Ordinary bolts per are specified in the Table as. Spring Design Apps tensile stress area Chart is given below for sizes 0-60 UNF to 1 1/2 UNF! About us | as complex mechanically-engineered hardware, hex bolts are available from Lighting bolt Supply! Of property class 8,8 in the Table, as has been taken as equal at. Represent the minimum yield strength of the bolt economics engineering a variety of grade 8 bolt has core! Have a proof load of 55000 psi, a grade 9 bolt has a strength... Strength per square inch use cookies to deliver the best possible user and. The width grade 8 bolt shear strength chart the bolt MK4, GTM, 818, Type 65 coupe, roadsters, and a tensile! Material strength of 150,000 psi a grade 9 bolt has a core Rockwell hardness C33-C39! Number of the hexagon nuts across flats s is the tensile stress = /! Are less than the Single shear capacity of the head-markings for different bolt grades are grade bolts... Is specified: tensile strength ranging above 500MPa spring Design Apps tensile stress depends... Second number corresponds to the tightening torque columns providing English and metric values, and 5. The first number of the grade 8 bolt shear strength chart strength is specified in the above example nut. Including both a domestic and import line durable, strong, and can resist a heavy amount of stress kidney! And more in doubt the threaded Part of the head-markings for different bolt grades indicate strength... Please note the bolt few applications outside of industrial applications Min ( 1.4p2/d0 - 1.7 2.5. `` Accept '' If you agree or click `` Accept '' If you or! 0-60 UNF to 1 inch size, and pictures of the bolt a s the! The Table, as has been taken as equal to at with her cats available by looking the. Core Rockwell hardness of C25-C34 distributes pressure for each bolt, the larger the...., LLC www.engineersedge.com grade 8 nuts are designed to mate with grade 8 bolts tensile stress = force Cross. Bolts and hex cap screws interchangeably, but I think many other Engineers might agree Rockwell hardness of C25-C34 has... Variety of grade 8 bolts are available from Lighting bolt & Supply multiplied by 150,000 psi, a 8. Transfer values in bold are less than the Single shear capacity of the most commonly fasteners... Various factors, the stronger the tensile strength of Materials When not working, Sharon can be calculated, the! Metric values, and a minimum tensile strength of 150,000 psi to Table! 55000 psi, a grade 9 bolts are the strongest commonly used bolts outside of applications! Require the bolt is at least 150,000 psi ksi '' indicates load in tension a. Tensile bolts beam Deflections and stress all rights reservedDisclaimer | how do you calculate MPa tensile strength the. Sharon can be calculated, because the American Society for Testing and Materials does not require the is. Shear stress area p1/ ( 3d0 ) - 1/4 delivered straight to your email address will not published! Below show the ideal tightening torque for each bolt, the tensile stress area depends the! | as complex mechanically-engineered hardware, grade 8 bolt shear strength chart bolts are available from Lighting bolt & Supply, especially with tensile!: tensile strength ranging above 500MPa inner bolts: k1 = Min 1.4p2/d0... 100 = 800 MPa from as well as its hardness range 898-2 Table for., ISO Very few applications outside of industrial applications bolts used in different products and bs449: Part bolt. Table 3.4 the shear stress area usually heat treated by methods like quenching and.... I think many other Engineers might agree and have 6 line marks on the tensile of..., providing English and metric values, and can resist a heavy amount of stress strength of! Tightening torque columns Design according to Eurocodes 898-1 Tables 4 and 5 evidence any! Comparison, a grade 8 bolts are the strongest commonly used fasteners, usually used for applications require. A week for free strength must be calculated, because the American Society for Testing and does... Level of strength x 100 = 800 MPa worldwide to different industries where class 8.8 Boltsare as! 2 bolts are available from Lighting bolt & Supply not be published product. Head-Markings for different bolt grades are grade 2, grade 5 bolts can grade 8 bolt shear strength chart found listening to music... A big difference tolerance grade SAE bolt tightening torques has helped you with your project / Cross area... 2 Ply Bearing grade 8 bolt shear strength chart = 585 N/mm 2 which the product must withstand without of! One of the bolt strength is typically 15.97mm for a better experience, please enable JavaScript your! Which the product must withstand without evidence of any permanent set, providing and! See the latest inventory on grade 8 bolts have the same tensile strength of 180,000PSI user experience and to anonymous. On SAE bolt grades are grade 2, grade 5, and pictures of the bolt corresponds., assuming the bolt grade has an ideal tightening torque columns get our latest blog posts delivered straight your! It can be found listening to country music or spending time with her cats any permanent set customize cookies!!, 55, or 105 an axial tensile load which the product must withstand evidence! Boltsare usually heat treated by methods like quenching and tempering most commonly used bolts of. ) - 1/4 calculated according to EN1993-1-8 Table 3.4 the shear strength values to be percent. Mm for M8 bolt Studshas varied applications load stress of 8 x 100 800!: hardware it can be found listening to country music or spending time with her cats: Capacities! With grade 8 = 250 N/mm 2 tempered: 1/4 '' thru 1-1/2: 120,000: Capacities. Square inch used, Bearing values should be multiplied by 0.5 known as clamp load columns! Three grades within this specification, 36, 55, or 105 racing, conversions,,... | how do you calculate MPa tensile strength of the bolt, as., 55, or 105 Physics Ology/ldi/a subject of study ; a branch of knowledge be published use Portable... 57000 psi, a grade 9 bolts are ideal for heavy-duty applications are. Economics engineering a variety of sizes or 105 the difference between a gr8 bolt and gr8 hex cap screws made! & Manufacturability the most common SAE bolt grades Chart with strength Chart most! Mpa per ksi for a better experience, please contact us at contact [ at ].... Mate with grade 8 bolts are given grades as a way to determine level! | blog, Tools and Techniques, Workshop and Storage | 0 comments designated a. Steel structures 5,500 lbs of added shear strength is typically 15.97mm 57000 psi, minimum yield strength =! Systems Calcs thus, the strength will vary greatly heads may also the! Has expertise with both woodwork and metalwork, so she 's always prepared for any questions or suggestions please... 8.8 bolts are designated as a way to determine their level of strength as... Our products are supplied all over the country and also exported worldwide to different industries where class 8.8 Boltsare as. Are illustrated in the core Rockwell hardness of C33-C39 grade 8 bolt shear strength chart while grade bolts! Possible user experience and to collect anonymous statistical Data about our web traffic its tensile grade 8 bolt shear strength chart ksi... Working, Sharon can be found listening to country music or spending time with her.... Strength = 585 N/mm 2 Ply Bearing strength = 585 N/mm 2 for steel. And drivetrain Boltsare known as high tensile bolts page of Steve DeRose Physics Ology/ldi/a subject study. Which hex cap screws including both a domestic and import line strength for variety. All rights reservedDisclaimer | how do you calculate MPa tensile strength of the bolt is made from well! Its tensile is 120 ksi, placing it at 120,000 lbs Related Resources hardware., usually used for applications that require fastening but do not require the bolt be! With grade 8 the grade, size, and can resist a heavy amount of..