A387 grade 11 class 1 steel means what

Posted:2020-09-01 18:39:23

A387 grade 11 class 1 steel means what? A387 grade 11 class 1 steel is chrome molybdenum alloy steel. It is ideal for the fabrication of weldable steel pressure vessels and industrial boilers for elevated temperature service. Compared to carbon steels, A387 grade 11 class 1 steel exhibits great properties like wear resistance and corrosion resistance.

A387 grade 11 class 1 steel means - A387 grade 11 class 1 steel chemical composition:

Grade	UNS	C	Mn	P	S	Si	Cr	Mo	Others
A387 grade 11 class 1	K11789	0.04-0.17	0.35-0.73	0.025	0.025	0.44-0.86	0.94-1.56	0.40-0.70	-

A387 grade 11 class 1 steel means - A387 grade 11 class 1 steel mechanical property:

Mechanical Property	A387 grade 11 class 1
Tensile strength, kis [MPa]	415-585
Yield strength, min, kis [MPa]	240
Elongation in under [200mm], min, %	19
Elongation in under [50mm], min, %	22

The A387 grade 11 class 1 steel plate thickness is limited only by the capacity of the chemical composition to meet specified mechanical property requirements. If you have to have a more clear understanding of “A387 grade 11 class 1 steel means what”, please feel free to contact with us.

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