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Home > ASTM > ASTM A387 Grade 12 steel plates for pressure vessels

ASTM A387 Grade 12 steel plates for pressure vessels

ASTM A387 Grade 12 is in the standard ASTMA-387/SA-387M .A387 Grade 12 is a kind of Cr-Mo-alloy steel plates material used to fabric high temperature pressure vessels.A387 have ten grades or levels. They are : grade 2,grade 12,grade 11,grade 22,grade 22L,grade 21,grade 21L,grade 5,grade 9,grade 91.Because of the good property ,A387GR11CL1,A387GR11CL2 ,A387GR22CL1 ,A387GR22CL2 ,A387GR12CL1 ,A387GR12CL2 are widely used in the high temperature vessels industry.

ASTMA387 Grade 12 steel equivalent material :

JIS G4109 SCM V2-1, JIS G4109 SCM V2-2, DIN 1715 1.7335

ASTM A387 Grade 12 steel chemical composition(%) :

Element	C		Mn		P ,S		Si		Cr		Mo
Analyse	1	2	1	2	1	2	1	2	1	2	1	2
Min	0.05	0.04	0.55	-	-	-	0.15	0.13	0.80	0.74	0.45	0.40
Max	0.17	0.17	0.65	0.035	0.035	0.035	0.40	0.45	1.15	1.21	0.60	0.65

Note : 1 means Heat analyse ; 2 means Product analyse.

ASTM A387 Grade 12 steel Mechanical Properties :

Grade	ASTMA 387 Grade 12
Tensile Strength (MPa)	450-580MPa
Yield Strength (MPa)	275MPa
Elongation (%)	19-22%

ASTM A387 Grade 12 steel chief application :
ASTM A387 Grade 12 pressure vessel steel is widely used in petroleum, chemical industry, power station, boiler, etc, used to make the reactor, heat exchanger, separator, spherical tank, liquefied gas, nuclear reactor pressure vessel, boiler steam drum steam, liquefied petroleum, hydropower station, high pressure pipe.

Shanghai Royal Industry. is a professional ASTM A387 and ASTM A387 steel stockist and supplier. We can supply different product type and steel grades like grade 2, grade 12, grade 11, grade 22, grade 22L, grade 21, grade 21L, grade 5 , grade 9 , grade 91 steel.If you have any need of ASTMA387 or ASTM A387 steel please do not hesitate to contact us .

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