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STUDBOLTS聽 HEX HEAD BOLT聽 HEAVY HEX NUT聽 SCREWS
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 ASTM A193 B8P (AISI 305) B8PA
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| Chemical Requirement |
ASTM A193 B8P (AISI 305) B8PA |
聽
| C |
Mn |
P |
S |
Si |
Cr |
Ni |
0.08 Max |
2.00 Max |
0.045 Max |
0.030 Max |
1.00 Max |
17.00 - 19.00 |
10.50 -13.00 |
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CLASS I: B8P,聽聽聽聽聽聽聽聽聽聽聽聽聽 聽Mechanical properties |
聽
Dia |
Heat Treatement |
Tensile
Strength
min, ksi
(MPa) |
Yield
Strength. min,
0.2% offset, Ksi
(MPa) |
Elongation in
2"
min % |
Reduction of
Area
min % |
Hardness
max |
All diameters |
Carbide Solution Treated |
75(515) |
30(205) |
30 |
50 |
223 HB or 96HRB
(3/4" in & smaller, 241HB or 100 HRB) |
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CLASS IA: B8PA聽聽聽聽聽聽 聽聽聽聽聽Mechanical properties |
Dia |
Heat Treatement |
Tensile
Strength
min, ksi
(MPa) |
Yield
Strength. min,
0.2% offset, Ksi
(MPa) |
Elongation in
2"
min % |
Reduction of
Area
min % |
Hardness
max |
All diameters |
Carbide Solution Treated in the finished conditions |
75(515) |
30(205) |
30 |
50 |
192 HB
or 90HRB |
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