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A302 Grade B boiler steel plate

A302 Grade B boiler steel

Steel Name: A302 Grade B boiler steel plate, A302 Grade B boiler steel sheet, A302 Grade B steel plate, A302 Grade B steel sheet, A302 Grade B pressure vessel steel plate

A302 Grade B boiler steel plate specification:

Steel Grade: A302 Grade B Steel Standard: ASTM A302/A302M

Thickness:6mm-450mm, Width:1200mm-4200mm, Length:3000mm-18000mm

A302 Grade B chemical composition (% ):

Composition	Type	Thickness (mm)	B
C ≤	Heat analyse	≤25	0.20
	Product analyse	50~100	0.23
		＞100	0.25
Mn ≤	Heat analyse	-	1.15~1.50
	Product analyse	-	1.07~1.62
P ≤	Heat analyse	-	0.035
S ≤	Product analyse	-	0.035
Si	Heat analyse	-	0.15~0.40
	Product analyse	-	0.13~0.45
Mo	Heat analyse	-	0.45~0.60
	Product analyse	-	0.41~0.64
Ni	Heat analyse	-	-
	Product analyse	-	-

ASTM A302 Grade B mechanical properties:

Grade

Tensile strength

kis [MPa]

Yield strength

min, kis [MPa]

Elongation in 8 in.

[200 mm], min, %

Elongation in 2 in.

[50 mm], min, %

A302 Grade B

80-100 [550-690]

50 [345]

A302 Grade B boiler steel surface treatment: Shot blasting and painting or coated.

A302 Grade B boiler steel application:

ASTM A302 Grade B steel plates are 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.

A302 Grade B boiler steel test: Ultrasonic examination,Normalized,Quenched and Te CC and Third party inspections by end user.

As a A302 Grade B boiler steel plate supplier in China, we keep many tons A302 Grade B boiler steel plate in stock every month , any need in A302 Grade B boiler steel plate, please feel free to contact us!