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ASTM A453 Specification
ASTM A453 Covers Specification for High temperature Bolting with expansion co-efficient comparable to Austenitic Stainless Steel. We produce A453 Grade 651 Class A Stud Bolts, Hex Bolts ,Expansion bolts,threaded rods etc. intended for Special Engineering Applications .Sunflex Metal Manufactures , Stocks & Supply these A453 Grade 651 Class A StudBolts, Bolting in various sizes & Coatings.
For quick Quote on Grade 651 Fasteners, please contact our Sales team.
Related Keywords for ASTM A453 Grade 651 Class A Bolts: Astm A453 grade 651 Class A stud bolts, A453 grade 651 Class A Bolting, A453 Gr 651 Cl A bolts, Grade 651 Class A bolts,Gr 651 Class A Bolts etc.
Grades & Class
| Grade 660 | Class A | Class B | Class C | Class D |
|---|---|---|---|---|
| Grade 651 | Class A | Class B | ||
| Grade 662 | Class A | Class B | ||
| Grade 665 | Class A | Class B | ||
| Grade 668 | Class A | Class B |
Material Chemical Composition Requirements
| ELEMENT | Grade 660 | Grade 651 | Grade 662 | Grade 665 | Grade 668 |
|---|---|---|---|---|---|
| % | % | % | % | % | |
| Carbon | 0.08 max | 0.28-0.35 | 0.08 max | 0.08 max | 0.08 max |
| Manganese | 2.00 max | 0.75-1.5 | 0.40-1.00 | 1.25-2.00 | 2.00 max |
| Phosphorus, max | 0.040 max | 0.040 max | 0.040 max | 0.040 max | 0.040 max |
| Sulfur, max | 0.030 max | 0.030 max | 0.030 max | 0.030 max | 0.030 max |
| Silicon | 1.00 max | 0.30-0.80 | 0.40-1.00 | 0.1-0.80 | 1.00 max |
| Nickel | 24.0-27.0 | 8.0-11.0 | 24.0-28.0 | 24.0-28.0 | 17.5-21.5 |
| Chromium | 13.5-16.0 | 18.0-21.0 | 12.0-15.0 | 12.0-15.0 | 13.5-16.0 |
| Molybdenum | 1.00-1.50 | 1.00-1.75 | 2.0-3.50 | 1.25-2.25 | 1.50 max |
| Tungsten | ... | 1.00-1.75 | ... | ... | ... |
| Titanium | 1.9-2.35 | 0.1-0.35 | 1.80-2.10 | 2.70-3.30 | 2.20-2.80 |
| Columbium * | ... | 0.25-0.6 | ... | ... | ... |
| Alumium | 0.35 max | 0.35 max | 0.25 max | 0.50 max | |
| Vanadium | 0.10-0.50 | ... | ... | 0.50 max | |
| Boron | 0.001-0.010 | 0.001-0.010 | 0.01-0.07 | 0.001-0.010 | |
| Copper | 0.50 max | 0.50 max | 0.25 max | ... |
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 | |
| Grade 651 | A | 690 min | 485 min | 18 | 35 |
| 415 min | |||||
| B | 655 min | 415 min | 18 | 35 | |
| 345 min | |||||
| Grade 662 | A | 895 min | 585 min | 15 | 18 |
| B | 860 min | 550 min | 15 | 18 | |
| Grade 665 | A | 1170 min | 830 min | 12 | 15 |
| B | 1070 min | 830 min | 12 | 15 | |
| Grade 665 | A & B | 895 min | 858 min | 15 | 18 |
Heat Treatment Requirements
| Grade | Class | Solution Treatment | Hardening Treatment |
|---|---|---|---|
| 660 | A | 1650 +/- 25 °F [900 +/-14 °C], hold 2 h, min and liquid quench | 1325 +/- 25 °F [720 +/- 14 °C] 16h, air cool |
| B | 1800 +/- 25 °F [980 +/-14 °C], hold 1 h, min and liquid quench | 1325 +/- 25 °F [720 +/- 14 °C] 16h, air cool | |
| C | 1800 +/- 25 °F [980 +/-14 °C], hold 1 h, min and oil quench | 1425 +/- 25 °F [775 +/- 14 °C] hold 16h, air cool followed by 1200 +/- 25 °F [650 +/- 14 °C], hold 16h, air cool | |
| D | 1650 +/- 25 °F [900 +/-14 °C], hold 2 h, min and liquid quench OR | 1325 +/- 25 °F [720 +/- 14 °C] hold 16h, air cool followed by 1200 +/- 25 °F [650 +/- 14 °C], hold 16h, air cool if neccessary to achieve properties, second age : 1200 +/- 25 °F [650 +/- 14 °C] hold 16h, air cool |
|
| 1800 +/- 25 °F [980 +/-14 °C], hold 1 h, min and liquid quench | |||
| 651 | A | hot-cold worked at 1200 °F[650] min with 15% min reduction in cross sectional area, stress-relief anneal at 1200 °F [650 °C] min or 4h, min | |
| B | hot-cold worked at 1200 °F[650] min with 15% min reduction in cross sectional area, stress-relief anneal at 1350 °F [730 °C] min or 4h, min | ||
| 662 | A | 1800 +/- 25 °F [980 +/-14 °C], hold 1 h, min and liquid quench | 1350 to 1400 °F [730 to 760 °C], hold 20h, furnace cool to 1200 +/- 25 °F [650 +/- 14 °C], hold 20h, air cool |
| B | 1950 +/- 25 °F [1065 +/-14 °C], hold 2 h, min and liquid quench | 1350 to 1400 °F [730 to 760 °C], hold 20h, furnace cool to 1200 +/- 25 °F [650 +/- 14 °C], hold 20h, air cool | |
| 665 | A | 1800 +/- 25 °F [980 +/-14 °C], hold 3 h, min and liquid quench | 1350 to 1400 °F [730 to 760 °C], hold 20h, furnace cool to 1200 +/- 25 °F [650 +/- 14 °C], hold 20h, air cool |
| B | 2000 +/- 25 °F [1095 +/-14 °C], hold 3 h, min and liquid quench | 1350 to 1400 °F [730 to 760 °C], hold 20h, furnace cool to 1200 +/- 25 °F [650 +/- 14 °C], hold 20h, air cool | |
| 668 | A | 1650 +/- 25 °F [900 +/-14 °C], hold 2 h, min and liquid quench | 1325 +/- 25 °F [720 +/- 14 °C] 16h, air cool |
| B | 1800 +/- 25 °F [980 +/-14 °C], hold 1 h, min and liquid quench | 1325 +/- 25 °F [720 +/- 14 °C] 16h, air cool |
Stress 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 |
| 651 | A & B | 1200 [650] | 40 | 275 | 100 | 5 |
| 662 | A & B | 1200 [650] | 55 | 380 | 100 | 5 |
| 665 | A | 1200 [650] | 75 | 515 | 100 | 3 |
| B | 1200 [650] | 70 | 485 | 100 | 5 | |
ASTM A453 Grade 651 Class A Bolts Application Industries
Sunflex Metal Industries are engaged in manufacturing of robust quality of ASTM A453 Grade 651 Class A Bolts. These ASTM A453 Grade 651 Class A Bolts are widely used in the following industries:
Mining Industries Transport Industries- Rail and Road Construction Industries / Building Systems Manufacturing Industries Agriculture Industries Energy Industries Water Industries Automotive Industries Ship Building Industries Nuclear Power Plant Paper & Pulp Industries Sugar Industries Engineering Cement Industries Petro-Chemical Industries Food Industries Oil & Gas Industries Chemical & Pharmaceutical Industries
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