|
|
STUDBOLTS聽 HEX HEAD BOLT聽 HEAVY HEX NUT聽 SCREWS
ASTM A453 GR660A,B,C,D.
ASTM A286 GR660
ASTM A638 GR660
|
| |
Chemical Requirement
S66286 |
| Grade |
C |
Mn |
P |
S |
Si |
Mo |
Ni |
Cr |
Ti |
Al |
B |
V |
A453 660
A286 660
A638 660
|
Max |
Max |
Max |
Max |
Max |
|
|
|
|
Max |
|
|
0.08 |
2.00 |
0.045 |
0.030 |
1.00 |
1.00-1.50 |
24-27 |
13.5-16.0 |
1.9-2.35 |
0.35 |
0.001-0.010 |
0.10-0.50 |
|
| |
| Mechanical properties |
| Grade |
Diameter |
Tensile Strength kpsi (Mpa) |
Yield Strength 0.2% Offset
kpsi (Mpa) |
Elongation % |
Hardness
MAX |
|
|
min |
min |
min |
HBS |
HRC |
Gr660A,B&C |
- |
130 |
85 |
18 |
248-341 |
24-37 |
Gr660D |
- |
130 |
105 |
18 |
248-321 |
24-35 |
|
| We can provide our quality ASTM A453 GR660A,B,C,D.A286,A638 Stud bolts with any world know third party inspection Certifications as following to make ensure the best quality |
|
|
