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METRIC BOLT MARKINGS AND TORQUE VALUES

 · Standard Metric Bolt Dimensions and Grades MetricM8- 1.25 25 A B C Major thread diameter in millimeter (C) Length in millimeters (A) Distance between threads in millimeters (B) Bolt Dimensions Metric Grade Markings Torque Values Applications ENGINE cc cc Name Size Torque Value Size Torque Value Nm ft-lb Nm ft-lb Connecting

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Metric BoltsTightening Torques

 · Maximum tightening torque for coarce threaded metric steel bolts Size. (mm) Typical Maximum Tightening Torque (Nm) Property Class. Grade 8.8. Grade 9.8. Grade 10.9. Grade 12.9.

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ISO 16047 2005(en) Fasteners Torque/clamp force testing

This International Standard specifies the conditions for carrying out torque/clamp force tests on threaded fasteners and related parts. It is applicable basically to bolts screws studs and nuts made of carbon steel and alloy steel whose mechanical properties are specified in ISO 898-1 ISO 898-2 or ISO 898-6 having ISO metric threads with

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SAE and Metric Fastener Torque Specifications

 · Fastener Torque Specifications 8 SAE and Metric Fastener Torque Specifications Metric Plain and Zinc Plated Hex and Socket Head Cap Screws TORQUE CHARTMETRIC PLAIN AND ZINC PLATED HEX HEAD AND SOCKET HEAD CAP SCREWS

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6. Dimensioning metric screw assemblies

 · 10 1791 Standard thread Size Strength class Assembly preload forces F MTab in kN for μ G = Tightening torques M A in Nm for μ K = μ G = 0.08 0.10

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Bolting Property Classes 8.8 10.9 12.9 14.9

 · An example using a hex bolt with property class 10.9. The Nominal tensile strength of a 10.9 bolt is calculated 10 x 100 = 1 000 N/mm2 (MPa) The Yield stress ratio 9 x 10 = 90 . The Yield stress is therefore 90 of 1 000 = 900 N/mm2 (MPa) Bolts and Studs can be supplied in Property classes Grade 3.6 Grade 4.6 Grade 4.8 Grade 5.6 Grade 5.8 Grade

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m Fastener Handbook F=Q 100 BOLT PRODUCTS

 · BOLT PRODUCTS s e m h s e m Nut F=Q 100 100 N=-F f N=-w s YAs e k l b Ds r Property Class 8.8 Fastener Handbook M 8.8 Bolt Products NEW EDITION cover layout 12/7/00 4 33 PM Page 1

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Grade 8.8 Bolt En 15048 Bs 3692 High Tensile Bolts 8.8

 · The hardness of the medium carbon steel Metric Grade 8.8 can be increased by heat treating them. Heat treating the En 15048 Grade 8.8 leads to a change in the mechanical fasteners. For instance the Class 8.8 Bolts have an increased hardness ductility yield strength and impact resistance. Heat treated Grade 8.8 Bolt is known to exhibit good tensile strength and perform well in most

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Grade 8.8 Bolts Class 8.8 Nuts/ Studs BS 3692 grade 8

 · Grade 8.8 Bolts belong to the DIN 933 grade 8.8 standard. This is a structural grade for bolts. This is a medium carbon steel bolt specification. These bolts are heat treated by quenched and tempered methods. Navstar Steel is a leading manufacturer and supplier of the Grade 8.8 Bolts in different types.

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6. Dimensioning metric screw assemblies

 · 10.000 M5 M6 M8 16.000 M6 M8 M10 25.000 M8 M10 M12 40.000 M10 M12 M14 63.000 M12 M14 M16 mechanical screw driver with dynamic torque measuring Determining the target torques by estimating the Standard thread Size Strength class Assembly preload forces F MTab

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Pocket Guide to Tightening TechniqueAtlas Copco

 · should be marked according to their Bolt Gradea classifica-tion standard in a two-digit system where the first digit refers to the minimum tensile strength in 100 N/mm2 and the second digit indicates the relation between the yield point and the minimum tensile strength. For example Bolt Grade 8.8

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Torque SettingsGrampian Fasteners

 · The torque figures quoted have been based on a theoretical bolt load equal to 85 of the proof load of the bolting material. Where the proof load is not quoted in the specification this has been taken as 95 of the yield stress. Metric Bolting Diameter Tensile Stress Area mm² Suggested Bolt Load KN. Approximate Torque Nm Grade 4.6 8.8 10.9 12.9

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Bolt Torque Chart AFT Fasteners

Bolt torque chart reference guides include Grade 2 B7 A307 A325 Grade 8 A490 and Grade 5. AFT Fasteners is your trusted source for fastener information.

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Torque InformationFuller Fasteners Fuller Fasteners

8.8 Grade Bare/Zinc (1st Fine) 8.8 Grade Bare/Zinc (2nd Fine) 10.9 Grade Bare/Zinc (1st Fine) 10.9 Grade Bare (2nd Fine) DIN 961 / ISO 8676 Fully Threaded Hex Cap Screw (Fine Thread) 8.8 Grade Bare/Zinc (1st Fine) 8.8 Grade Bare/Zinc (2nd Fine) 10.9 Grade Bare/Zinc (1st Fine) 10.9 Grade Bare (2nd Fine) DIN 6921 Hex Flange Bolt (Non-Serrated) 10

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Hex Head BoltsGrade 8.8MetricDIN 931 TFC

 · Enquiry Hex Head BoltsGrade 8.8MetricDIN 931 A Hex Head Bolt is designed to be tightened with a standard spanner or ratchet and socket. Manufactured to ISO 4014 or DIN 931 and therefore includes an unthreaded section of the shaft.

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Metric Bolt Grades and Strength Calculator

Metric bolt grades and strength calculator to show proof strength tensile strength Vickers / Brinell hardness minimum breaking torque and stress area of metric bolts and screws made of carbon steel and alloy steel with designations 4.6 4.8 5.8 8.8 9.8 10.9 and 12.9. Some notes from ISO 898 metric screw threads standards

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Torque-Tension Relationship for Metric Fasteners

Class 4.6 Class 8.8 Class 10.9 Class 12.9 Nominal Dia. (mm) Pitch Tightening Torque Tightening Torque Tightening Torque Tightening Torque The torque values can only be achieved if nut (or tapped hole) has a proof load greater than or equal to the bolt s minimum ultimate tensile strength. Clamp loads estimated as 75 of proof load for specified

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Bolt torque specs for socket head cap screws for machine

 · 860. 666. 990. 740. 1060. 845. Proper torque spec varies depending on the material bolt grade or if lubrication is used such as oil wax or anti-seize. Always go to the manufacturer for proper torque specifications. The chart above is an approximate estimate of torque values and have not been validated for accuracy.

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Torque Values Chart for Common Bolt SizesN Tractor

 · 23 Section 6 Appendix 12/21/01 RCR15 Series Rotary Cutters M Land Pride Section 6 Appendix Torque Values Chart for Common Bolt Sizes in-tpi1 N · m2 ft-lb3 N · m ft-lb N · m ft-lb mm x pitch4 N · m ft-lb N · m ft-lb N · m ft-lb 1/4"20 7.4 5.6 11 8 16 12 8 436597.

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TIGHTENING TORQUE FOR METRIC FASTENERSXOX

 · tightening torque for class 12.9 bolts (metric coarse) bolt diameter x pitch thread stress area mm2 tightening torque nm pre load kn tightening torque nm pre load kn m5 x 0.8 14.2 12.7 8.9 12 11.2 m6 x 1 20.1 17.9 15.4 17 19.3 m8 x 1.25 36.6 32.8 37.2 31.1 46.9 m10 x 1.5 58 52.1 73 49.4 93 m12 x 1.75 84.3 75.9 126 72 160 m14 x 2 115 104.1 201

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6. Dimensioning metric screw assemblies

 · 10.000 M5 M6 M8 16.000 M6 M8 M10 25.000 M8 M10 M12 40.000 M10 M12 M14 63.000 M12 M14 M16 mechanical screw driver with dynamic torque measuring Determining the target torques by estimating the Standard thread Size Strength class Assembly preload forces F MTab

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TORQUE GUIDEPrescott Engineering

 · TORQUE GUIDE FOR COMMON SIZES OF THREAD AND BOLT TENSILE CLASSES. These figures are intended as a guide to achieving optimum performance from your nuts and bolts. Metric Thread Class 4.6 Class 8.8 Class 10.9 Class 12.9 M6 4 NM 9 NM 13 NM 17 NM M8 9 NM 22 NM 32 NM 41 NM M10 17 NM 44 NM 63 NM 81 NM

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Hex Head BoltsGrade 8.8MetricDIN 931 TFC

268 rows ·  · Enquiry Hex Head BoltsGrade 8.8MetricDIN 931 A Hex Head Bolt is

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Metric and Imperial Standard Bolt Torques

 · Metric and Imperial Standard Bolt Torques standard-torques.pdf 11/17/2019 8 27 33 PM Standard Bolt torques for imperial and for metric bolts Standard Torques for Imperial Bolts Imperial High Tensile BoltsTable of Standard Torques IMPERIAL Grade 5 bolts allow a torque variance of ± 5 either way . IMPERIAL Grade 8 bolts allow a torque

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Torque Tightening Values for Structural Steel Bolts

Torque Tightening Values for Structural Steel Bolts. Below is a list of the recommended tightening torques for 12.9 / 10.9 / 8.8 zinc plated finish bolts. Maximum Recommended Tightening Torques. Metric Course Pitch. Grade 12.9 Plated. Metric Course Pitch. Grade 10.9 Plated. Metric Course Pitch. Grade 8.8

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Bolt Torque Axial Clamp Force Bolt Diameter Calculator

See Torque Force Design Equations webpage and torque chart page for recommended fastener torque and equation data.. This fastener bolt torque calculator will Estimate the unknown torque diameter axial force applied and coefficient of turning friction for the given conditions.

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Metric Class 8.8 Steel Cap Screws McMaster-Carr

A high-strength alternative to blind rivets these Class 8. 8 steel screws can be used when only one side of the material is accessible. When the screw is tightened the attached nut expands the sleeve to create a strong clamping force on the back of the material.

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Torque settingsTechWikiSELOC

 · The hardening process will improve the maximum possible load on the bolt but it will also make the bolt relatively brittle. Within suspension parts you would rather see bolts bend than sheer. 8.8 grade bolts have the tendacy to bend any hardended bolts have the tendacy to sheer. Below is a guideline to the torque levels used on Metric bolts.

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RECOMMENDED ASSEMBLY TORQUESSteelmasters

 · Grade 8 14 Surface Condition Torque Adjustment Factors Plain Steel as supplied X 1.0 Plain Steel degreased X 2.0 Zinc Plated as supplied X 1.0 Zinc Plated lightly oiled X 0.9 Galvanised degreased X 2.1 Galvanised lightly oiled X 1.1 Heavily greased X 0.7 RECOMMENDED ASSEMBLY TORQUES SAE Grade 5 Bolts ScrewsUNF Thread Bolt Tension

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Torque ValuesTorqbolt

By Diameter and Material (Torque Values In Ft. lbs.) Property Class M3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 8.8 0.80 1.8 3.6 7 17 33 60 97 150 201 282 390 10.9 1.1 2.6 5.1 10 25 48 85 137 208 287 398 552 12.9 1.3 3.1 6.2 12 29

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METRIC BOLT TORQUE TABLEApplifast

 · Steel Grade SAE 5 SAE 8 Socket Head Cap Screws Property Class 8.8 10.9 12.9 Socket Head Cap Screw Torque in Pound Foot or (Pound Inch) Torque in Newton MeterNm Lubed means cleaned dry bolts lubricated with standard medium viscosity machine oil. Lubricate all contact areas of the bolts and washers. Lubricating the bolts is the suggested method.

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Bolt DepotRecommended Torque for Metric Bolts

Metric Recommended Bolt Torque. Print this page . Bolt Diameter (mm) Recommended Torque (Nm) Class 8.8

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Torque Values Chart for Common Bolt SizesN Tractor

 · 23 Section 6 Appendix 12/21/01 RCR15 Series Rotary Cutters M Land Pride Section 6 Appendix Torque Values Chart for Common Bolt Sizes in-tpi1 N · m2 ft-lb3 N · m ft-lb N · m ft-lb mm x pitch4 N · m ft-lb N · m ft-lb N · m ft-lb 1/4"20 7.4 5.6 11 8 16 12 8 436597.

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Product Catalogue Bolts Nutsfortress.kiwi

 · - Engineers Bolt Nut Class 8.8 Page 09 M8 X 25 100 BNM825G M12 X 30 75 BNM1230G M8 X 30 75 BNM830G M12 X 35 50 BNM1235G Standard BOLTSAS 1111. NUTSAS1112 ENGINEERS BOLT NUT 4.6 4.6. BOLT AND NUT Freephone 0800 42 52 62 PAGE 7

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Grade 8.8 High Tensile Bolts ASTM 325 type 1 Stud- Hex

 · 8.8This is the one which has galvanized hexagon heads. SThis grade means the fastener can sustain a stress of 45 to 49.9. 4.6- this type of grade is not so strong compared to 8.8 grade. 12.9This is used in jobs like securing engines. RThis grade can sustain in 40.8 to 45 metric tonnes. High tensile nuts are used in

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Torque Tightening Values for Structural Steel Bolts

23 rows · Torque Tightening Values for Structural Steel Bolts. Below is a list of the recommended

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