SA387 is a low-alloyed Cr-Mo steel designed for pressure equipment such as hydro treating reactors operating in hydrogen service in the temperature range up to 350¡æ¡«480¡æ.The type of steel is excellent in workability and weld ability, and both heat and corrosion resistant, used for gas boll tanks .LPG tanks, petroleum and liquefied materials storage tank, and fired power generation boilers.
Origin:Europe, The United States
Grade:2,12,11,22,21,5,9,91,91L
Specifications: thickness of 20 ~ 150 mm
My Primaries :SA387Gr5Cl2¡¢SA387Gr11Cl2¡¢SA387Gr12Cl2¡¢SA387Gr22Cl2
| Chemical Requirements |
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Brands |
C |
Mn |
P |
S |
Si |
Cr |
Mo |
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Gr11Cl2 |
0.04-0.17 |
0.35-0.73 |
¡Ü0.035 |
¡Ü0.035 |
0.44-0.86 |
0.94-1.56 |
0.4-0.7 |
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Gr22Cl2 |
0.04-0.15 |
0.25-0.66 |
¡Ü0.035 |
¡Ü0.035 |
¡Ü0.5 |
1.88-2.62 |
0.85-1.15 |
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Tensile Requirements |
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Brands |
Yield strength ¦Òs¡Ý(MPa) |
Tensile strength ¦Òb¡Ý(MPa) |
Elongation in 2 in.(50mm)min,% |
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Gr11Cl2 |
¡Ý 310 |
515-690 |
22 |
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Gr22Cl2 |
¡Ý 310 |
515-690 |
18 |
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