Fastener Performance Grade Standards

International Standard (ISO)

NO.CodeNameNote
1ISO 898-1Mechanical properties of carbon steel and alloy steel fasteners, Part 1: Performance grades of coarse and fine thread bolts, screws and studsFastener performance grades and material selection standards
2ISO 898-2Mechanical Properties of Carbon Steel and Alloy Steel Fasteners Part 2: Performance Grades of Coarse and Fine Thread Nuts
3ISO 898-3Mechanical properties of carbon steel and alloy steel fasteners, Part 3: Flat washer performance grades
4ISO 898-5Mechanical properties of carbon steel and alloy steel fasteners, Part 5: Hardness grades of coarse and fine thread set screws and similar fasteners
5ISO 898-7Fastener mechanical properties: Bolt and screw torque test and minimum torque for M1~M10.
6ISO 2702Mechanical properties of heat-treated steel self-tapping screws
7ISO 3506-1Mechanical properties of stainless steel fasteners – Part 1: Bolts, screws and studs
8ISO 3506-2Mechanical properties of stainless steel fasteners, Part 2: Nuts
9ISO 3506-3Mechanical properties of stainless steel fasteners – Part 3: Set screws and similar fasteners
10ISO 3506-4Mechanical properties of stainless steel fasteners, Part 4: Self-tapping screws
11ISO 2320Fastener mechanical properties: Effective torque type steel locknut
12ISO 8839Mechanical properties of non-ferrous metal fasteners: bolts, screws, studs and nuts

American Standard (SAE)

NO.CodeNameNote
1SAE J429Mechanical properties and material requirements for external thread fastenersFastener grade and material selection standards
2SAE J430Mechanical properties and chemical composition requirements for unthreaded carbon steel solid rivets – Imperial series
3SAE J2485Fastener Standards – Machine Screws (Imperial and Metric)
4SAE J1199Mechanical and material requirements for external thread metric steel fasteners

American Standard (ASTM)

NoteCodeNameNote
1ASTM F2282Quality assurance requirements standards for carbon steel and alloy steel wire, bar and rebar mechanical fastenersFastener grade and material selection standards
2ASTM A193/193MAlloy steel and stainless steel bolt materials for high-temperature and high-pressure equipment and other special applicationsFastener material standards
3ASTM A194/A194MStandards for carbon steel, alloy steel, and stainless steel nuts for bolts used in high-temperature and high-pressure environments or environments with high temperature and high pressure.Same as above
4ASTM F901Standards for bolts and nuts for aluminum power transmission towersFastener grade and material selection standards
5ASTM F593Stainless steel bolts, hex head screws and studs standardSame as above
6ASTM F468Non-ferrous metal bolts, hexagonal head screws, socket head cap screws and studs standardSame as above
7ASTM A183Standard Specifications for Carbon Steel Rail Bolts and NutsSame as above
8ASTM F2281Standard specifications for stainless steel and nickel alloy bolts, hex head screws and studs, heat-resistant and high-temperature applications.Same as above
9ASTM B316/B316MTechnical standards for aluminum and aluminum alloy rivets and cold-headed wires and barsFastener material standards
10ASTM A31Steel rivets and bars for pressure vesselsSame as above
11ASTM A501Structural Rivet StandardsFastener grade and material selection standards

German Standard (DIN)

NO.CodeNameNote
1DIN EN 10269Steels and nickel alloys for fasteners with specified high-temperature and/or low-temperature propertiesFastener material standards
2DIN EN 20898-1Mechanical properties of fasteners – Part 1: Bolts, screws and studsFastener grade and material selection standards
3DIN EN 28839Mechanical properties of non-ferrous metal fasteners: bolts, screws, studs and nutsSame as above
4DIN EN ISO 898-6Fastener mechanical properties, Part 6: Fine-thread nuts with specified guarantee load valuesSame as above
5DIN 17111-1976Technical delivery conditions for low-carbon non-alloy steel bolts, nuts and rivetsFastener material standards
6DIN 17240-1976Quality Specifications for Heat-Resistant Materials for Bolts and NutsSame as above

Japanese Standard (JIS)

NO.CodeNameNote
1JIS G4108Special application bolt alloy steel bar materialFastener material standards
2JIS B1054-1Mechanical properties of stainless steel fasteners – Part 1: Bolts, screws and studsFastener grade and material selection standards
3JIS B1054-2Mechanical properties of stainless steel fasteners – Part 2: NutsSame as above
4JIS B1054-3Mechanical properties of stainless steel fasteners – Part 3: Set screws and similar unstressed threaded fastenersSame as above
5JIS B1054-4Mechanical Properties of Stainless Steel Fasteners – Part 4: Self-Tapping ScrewsSame as above
6JIS G3121Steel for screws and nutsFastener material standards

China Standard (GB)

NO.CodeNameNote
1GB/T3098.1Mechanical properties of fasteners: bolts, screws and studsFastener performance grades and material selection standards
2GB/T3098.2Fastener mechanical properties – coarse thread nuts
3GB/T3098.3Mechanical properties of fasteners: Set screws
4GB/T3098.4Fastener mechanical properties: Fine thread nuts
5GB/T3098.5Fastener mechanical properties: Self-tapping screws
6GB/T3098.6Mechanical properties of fasteners: Stainless steel bolts, screws and studs
7GB/T3098.7Fastener mechanical properties: Self-extruding screws
8GB/T3098.8Fastener mechanical properties: -200°C to +700°C Bolted fasteners
9GB/T3098.9Fastener mechanical properties: Effective torque type steel locknut
10GB/T3098.10Mechanical properties of fasteners: Bolts, screws, studs and nuts made of non-ferrous metals
11GB/T3098.11Fastener mechanical properties: Self-drilling self-tapping screws
12GB/T3098.15Fastener mechanical properties: Stainless steel nuts
13GB/T3098.16Fastener mechanical properties: Stainless steel set screws
14GB/T3098.19Fastener mechanical properties: Pop screws
15GB/T3098.21Fastener mechanical properties: Stainless steel self-tapping screws
16GB/T3098.22Mechanical property grades of fine-grained non-quenched and tempered steel bolts, screws and studs
17GB/T3098.23Fastener mechanical properties: M42~M72 bolts, screws and studs
18GB/T3098.24Fastener mechanical properties: Stainless steel and nickel alloy bolts, screws, studs and nuts for high-temperature applications
19GB/T3098.25Fastener Mechanical Properties: A Selection Guide for Stainless Steel and Nickel Alloy Fasteners
20GB/T3098.26Fastener mechanical properties: Flat washers

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