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STUDBOLTS聽 HEX HEAD BOLT聽 HEAVY HEX NUT聽 SCREWS
ASTM A453 GR665A,B,
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Chemical Requirement
S66545 |
| Grade |
C |
Mn |
P |
S |
Si |
Mo |
Ni |
Cr |
Ti |
Al |
Cu |
B |
A453 665
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Max |
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Max |
Max |
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Max |
Max |
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0.08 |
1.25-2.00 |
0.040 |
0.030 |
0.10-0.80 |
1.25-2.25 |
24-28 |
12-15 |
2.7-3.3 |
0.25 |
0.25 |
0.01-0.07 |
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| Mechanical properties |
| Grade |
Diameter |
Tensile Strength kpsi (Mpa) |
Yield Strength 0.2% Offset
kpsi (Mpa) |
Elongation % |
Hardness
MAX |
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min |
min |
min |
HBS |
HRC |
Gr665A |
- |
170 |
120 |
15 |
211-388 |
32-41 |
Gr665B |
- |
155 |
120 |
18 |
211-388 |
32-41 |
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| We can provide our quality ASTM A453 GR665A,B, Stud bolts with any world know third party inspection Certifications as following to make ensure the best quality |
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