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ASTM A203 Grade B alloy steel for pressure vessels

ASTM A203 Grade B alloy steel for pressure vessels

Product :ASTM A203 Grade B is a kind of Ni-alloy steel material used to fabric high temperature pressure vessels. ASTM A203Grade B this property is based on it's Ni composition.A203 Grade B is used in fabricators serving industry, especially in the oil, gas and chemical supply markets. ASTM A203 has five grades or levels-- Grade B/B/D/E/F.

Key words:A203 Grade B,ASTM A203 Grade B,A203 Grade B alloy steel,ASTM A203 Grade B alloy steel for pressure vessels,A203 Grade B Ni-alloy steel, A203 Grade B Ni-alloy steel material for fabric high temperature pressure vessels.

ASTM A203 Grade B steel chemical composition (%):

Composition

Type

Thickness

(mm)

Grade B

C ≤

Heat analyse

≤50

0.21

50~100

0.24

Product analyse

>100

 

Mn ≤

Heat analyse

≤50

0.25

>50

0.70

Product analyse

≤50

0.80

>50

0.78

P ≤

Heat analyse

-

0.88

S ≤

Product analyse

-

0.035

Si

Heat analyse

-

0.035

Product analyse

-

0.15~0.40

Ni

Heat analyse

-

0.13~0.45

Product analyse

-

2.10~2.50

ASTM A203 Grade B steel Mechanical Properties:

Grade

Nominal Nickel
Content %

Yield Strength, min, ksi [MPa]

Tensile Strength, min, ksi [MPa]

Elongation in 8 in. [200 mm], min, %

Elongation in 2 in. [50 mm], min, %

B

2.25

40 [275]

70-90[485-620]

17

21


Shanghai Royal Industry keeps more than 10,000 tons hot rolled and cold rolled A203 Grade B steel in stock each month. We can meet our customer’s any quantity request. Based on these stock source, our advantage industry spread into steel process like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.

Shanghai Royal Industry Can supply different steel grades of ASTM A203 and ASTM A203 steel plates , like A203/A203 Grade A, A203/A203 Grade B, A203/A203 Grade D, A203/A203 Grade E , A203/A203 Grade F . If you need any grades of ASTM A203/ASTM A203 steel plates , please do not hesitate to contact us as following ways .

Related link :A203 Grade A,A203 Grade D,A203 Grade E,A203 Grade F,ASTM A203

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