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A302 Grade A boiler steel plat

ASTM A302 Grade A steel covers manganese-molybdenum and manganese-molybdenum-nickel alloy steel intended particularly for welded boilers and other pressure vessels. A302 Grade A boiler steel plate owned tensile strength within 515-655 Mpa, minimum yield strength is 310 Mpa,and pressure vessel steel plate A302 Grade B owned tensile strength at 550-690 Mpa.

Standard : ASTM A302

Steel Grade: A302 Grade A

Steel Plate Thickness: 6mm-200mm

Steel Plate Width: 1500mm-4020mm

Length: 3000mm-18000mm

Place of Origin: Henan China (Mainland)

Brand Name: SDJS

A302 Grade A Boiler steel application:

ASTM A302 Grade A steel plates are mainly used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.

A302 Grade A Boiler steel chemical composition:

Grades

C
max

Si

Mn.

P

S
max

Mo

Ni

Cu

Nb+V+Ti

A

.020-.025

0.13-0.45

0.87-1.41

0.035

0.035

0.41-0.64

-

A302 Grade A Boiler steel mechanical properties:

　
Grade

Yield Strength
MPa(min)

Tensile Strength
MPa

Elongation in 50
% (min)

Bend

A

310

515-655

15

A302 Grade A steel test: UT test/impact test/PWHT /Z15 Z25 Z35 etc.

A302 Grade A steel heat treatment: Hot Rolled, CR, Normalized, Quenched, Tempering, TMCP, Electroslag Remelting Technical, HIC test.

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A299 Grade B steel surface treatment: Shot blasting and painting or coated.

A299 Grade B boiler steel test: Ultrasonic examination,Normalized,Quenched and Te CC and Third party inspections by end user.

ng Technical, HIC test.

Location : No. 1394 Hanghai Road, Jingkai District, Zhengzhou City, 450000 Henan Province,
Contact : May liang, 8637155031159

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