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Contact name:Vicky
Zhengzhou Huitong Pipeline Equipment Co.,Ltd. |
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ASTM A453 Grade 660 Stainless Steel Hex Bolts Full Partial Thread DIN933 DIN931
1. ASTM A453 Grade 660 Fasteners Specification
| Material | Size | Length | Specification | Manufacturer |
| ASTM A453 Grade 660 Fasteners | M 02 to M 160 | 3 mmto 200 mm | DIN ISO JIS GB IS BS ASTM | GKW Unbrako Kundan APL Sundaram Precision Infasco EBY Fastener Etc. |
2. Product Features
| Dimensions | DIN 931/912/975/976/2510, ISO 4014/4762, ASME B18.3/B18.2.1/B16.5/B18.2.3.6M |
| Threads | Unless otherwise specified, the threads shall be rolled or cut at the option of TorqBolt |
| Threads Configuration | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Melt Origin | East Europe/South America/Korea/Japan |
| Product Origin | Made in India |
| Certification | Dual Certified As per ASTM & ASME Codes |
| Additional Certifications | PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified |
| Additional Requirements | NACE MR0103/MR0175/ISO 15156 Compliance |
| Mandatory Requirements | Free from Mercury & Radioactive Contamination |
3.Related ASTM Specifications
.ASTM A1082 / A1082M – 16 : Standard Specification for High Strength Precipitation Hardening and Duplex Stainless Steel Bolting for Special Purpose Applications
.ASTM F2281 : Standard Specification for Stainless Steel and Nickel Alloy Bolts, Hex Cap Screws, and Studs, for Heat Resistance and High Temperature Applications Designation
.ASTM A1014 / A1014M – 16 : Standard Specification for Precipitation-Hardening Bolting (UNS N07718) for High Temperature Service
.ASTM A962 / A962M – 16a : Standard Specification for Common Requirements for Bolting Intended for Use at Any Temperature from Cryogenic to the Creep Range
.ASTM A453 / A453M – 16 : Standard Specification for High-Temperature Bolting, with Expansion Coefficients Comparable to Austenitic Stainless Steels
.ASTM A638 / A638M : Standard Specification for Precipitation Hardening Iron Base Superalloy Bars, Forgings, and Forging Stock for High-Temperature Service
.A286 (ASTM A453 Grade 660) Fasteners Dimensions
.ASTM A453 Grade 660 Bolts
.ASTM A453 Grade 660 Hex Head Bolts – DIN 7991, ISO 10642, ASME B18.5 / B18.6.3
.ASTM A453 Grade 660 Countersunk Bolts – DIN 912, ISO 4762, JIS B1176, ASME B18.3.1
.ASTM A453 Grade 660 Allen Bolts – ASME / ANSI B18.3, DIN ISO 7379
.ASTM A453 Grade 660 Socket Shoulder Bolts – DIN 32501 / 34817, ISO 13918
.ASTM A453 Grade 660 Weld Bolts – ASME / ANSI B18.6.8, DIN 316
.ASTM A453 Grade 660 Wing Bolts – ASME / ANSI B18.15, DIN 580 / 444, ISO 3266
.ASTM A453 Grade 660 Eye Bolts – ASME / ANSI B18.31.5, DIN 3570
.ASTM A453 Grade 660 U Bolts – ASME / ANSI B18.31.5, DIN 3570
.ASTM A453 Grade 660 Threaded Rod
.ASTM A453 Grade 660 Half Thread Stud Bolt – ASME B18.31.2 / B18.2.1 / B16.5, DIN 975 / 976
.ASTM A453 Grade 660 Full Thread Stud Bolt – DIN 938 / 939 / 6379, ASME B18.31.2
.ASTM A453 Grade 660 Tap End Stud Bolt – DIN 525, ISO 13918
.ASTM A453 Grade 660 Welding Stud – DIN 525, ISO 13918
3. A286 (ASTM A453 Grade 660) Fasteners As Per DIN /BS Grades
| Hexagon Bolts / Set Screws | Stud Bolts | Hexagon Nuts | Socket Cap screws |
| DIN 931 | BS4882 | DIN 934 | DIN 912 |
| DIN 933 | DIN 976 | BS 1768 | DIN 6912 |
| BS 1768 | BS 1769 | DIN 7984 | |
| UNI 5731 | BS 1083 | ANSI B18.3 | |
| UNI 5739 | BS 3692 | ISO 4762 | |
| ISO 4014 | ISO 4032 | UNI 5931 | |
| ISO 4017 | ISO 4033 | BS 2470 | |
| BS 1769 | ANSI B18.2.2 | BS 4168 | |
| BS 3692 | |||
| ANSI B18.2.1 |
| Socket & Slotted Set Screws | Socket & Slotted Countersunk Screws | Studs | Washers |
| DIN 913 | DIN 963 | DIN 938 | DIN 125 |
| DIN 914 | DIN 7991 | DIN 939 | DIN 9021 |
| DIN 915 | BS 4168 | DIN 2510 | BS 4320 |
| DIN 916 | BS 1981 | BS 4439 | BS 3410 |
| DIN 551 | BS 483 | BS 2693 | |
| DIN 553 | BS 2470 | Spring Washers | |
| DIN 438 | DIN 127 | ||
| BS 4168 | BS 4464 | ||
| BS 1802 |
4. A453 Grade 660 Bolts Chemical Composition Requirements
| ELEMENT | Grade 660 |
| % | |
| Carbon | 0.08 max |
| Manganese | 2.00 max |
| Phosphorus, max | 0.040 max |
| Sulfur, max | 0.030 max |
| Silicon | 1.00 max |
| Nickel | 24.0-27.0 |
| Chromium | 13.5-16.0 |
| Molybdenum | 1.00-1.50 |
| Tungsten | … |
| Titanium | 1.9-2.35 |
| Columbium * | … |
| Aluminum | 0.35 max |
| Vanadium | 0.10-0.50 |
| Boron | 0.001-0.010 |
| Copper |
A453 Grade 660 Bolts Mechanical Properties Requirements
| Size | Class | Tensile, Mpa | Yield, Mpa | Elong. %, min | RA %, min |
| Grade 660 | A, B , & C | 895 min | 585 min | 15 | 18 |
| D | 895 min | 725 min | 15 | 18 |
A453 Grade 660 Bolts Street Rupture Requirements
| Grade | Class | Test Temperature | Stress, Min | Time to Rupture | Elongation | |
| Deg F [ Deg C ] | Ksi | Mpa | Min, h* | Min % | ||
| 660 | A, B & C | 1200 [650] | 56 | 385 | 100 | 5 |
