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Home > ASTM > ASTM A387 Grade 22 Class 1 steel plates for pressure vessels

ASTM A387 Grade 22 Class 1 steel plates for pressure vessels

ASTM A387 Grade 22 Class 1 is in the standard ASTM A-387/A-387M . A387 Grade 22 Class 1 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.

Key words:A387 Grade 22 Class 1,ASTM A387 Grade 22 Class 1,A387 Grade 22 Class 1 steel plates,A387 Grade 22 Class 1 Cr-Mo-alloy steel plates, ASTM A387 Grade 22 Class 1 steel plates for fabric high temperature pressure vessels.

ASTM A387 Grade 22 Class 1 steel equivalent material :
JIS G4109 SCM V4-1, JIS G4109 SCM V4-2, DIN 1715 1.738

ASTM A387 Grade 22 Class 1 steel chemical composition(%) :

Element		Mn			P			S			Cr			Mo
Analyse	1		2	1		2	1		2	1		2	1		2	1	2	1	2
Min	0.05		0.04	0.30		0.25	-		-	-		-	-		-	2.00	1.88	090	0.85
Max	0.15		0.15	0.60		0.66	0.035		0.035	0.035		0.035	0.50		0.50	2.50	2.62	1.10	1.15

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

ASTM A387 Grade 22 Class 1 steel Mechanical Properties :

ASTMA387	Mechanical Requirements					Hardness
ASTMA387	Tensile Strength Apa (ksi) min		Yield Strength Mpa (ksi)min		Elongation min%	Brinel max HB	Rockwell max HRB
Grade	Class 1	Class 2	Class1	Class2	Class1/2	Class1/2	Class1/2
22	415-585	515-690	205	310	18	201	92

ASTM A387 Grade 22 Class 1 steel chief application :
ASTM A387Grade 22 Class 1 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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