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Home > ASTM > ASTM A387 Grade 11 steel plates for pressure vessels

ASTM A387 Grade 11 steel plates for pressure vessels

Product: ASTM A387 Grade 11 is in the standard ASTM A-387/A-387M . A387 Grade 11 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 ,A387 GR11CL1,A387 GR11CL2, A387 GR22CL1, A387 GR22CL2, A387 GR12CL1, A387 GR12CL2 are widely used in the high temperature vessels industry.

ASTM A387 Grade 11 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	0.40	0.35	-	-	0.50	0.44	1.00	0.94	0.45	0.40
Max	0.17	0.17	0.60	0.73	0.035	0.035	0.80	0.86	1.50	1.56	0.60	0.70

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

ASTM A387 Grade 11 steel Mechanical Properties :

Grade	ASTM A 387 Grade 11
Tensile Strength (MPa)	515-690MPa
Yield Strength (MPa)	310MPa
Elongation (%)	18-22 %

ASTM A387 Grade 11 steel chief application :
ASTM A387 Grade 11 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 ASME SA387 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 ASTM A387 or ASTM A387 steel please do not hesitate to contact us .

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