Product

JIS

DIN EN10273

BS EN10028-5

ASTM

ASME

Home > News > ASTM A-203/A-203M Ni-alloy steel plates for pressure vessels

ASTM A-203/A-203M Ni-alloy steel plates for pressure vessels

ASTM A-203/A-203M

Standard: ASTM A-203/A-203M
Steel Grade : A-203 Gr.A, A-203 Gr.B, A-203 Gr.D, A-203 Gr. E, A-203 Gr.F
Dimension range :1.5mm -260mm x 1000mm-4000mm x 1000mm-18000mm
MOQ: 1 PC
Product type : Steel plate
Delivery time : Promptly ( Stock) or 10-40 days (Production)
Stock : Available
MTC: Available
Payment Term : T/T or L/C At sight .
Latest price:

Specification :
A203 is a kind of Ni-alloy steel material used to fabric high temperature pressure vessels. Obviously, A203 this property is based on it's Ni composition. ASTM A-203/A-203M A203 has five grades or levels-- Grade A/B/D/E/F.

ASTM A-203/A-203M steel chemical composition :%

Composition	Type	Thickness (mm)	A	B	D	E,F
C ≤	Heat analyse	≤50	0.17	0.21	0.17	0.20
	Heat analyse	50~100	0.20	0.24	0.20	0.23
	Product analyse	50~100	0.20	0.24	0.20	0.23
	Product analyse	＞100	0.23	0.25	-	-
Mn ≤	Heat analyse	≤50	0.70	0.70	0.70	0.70
	Heat analyse	＞50	0.80	0.80	0.80	0.80
	Product analyse	≤50	0.78	0.78	0.78	0.78
	Product analyse	＞50	0.88	0.88	0.88	0.88
P ≤	Heat analyse	-	0.035	0.035	0.035	0.035
S ≤	Product analyse	-	0.035	0.035	0.035	0.035
Si	Heat analyse	-	0.15~0.40	0.15~0.40	0.15~0.40	0.15~0.40
Si	Product analyse	-	0.13~0.45	0.13~0.45	0.13~0.45	0.13~0.45
Ni	Heat analyse	-	2.10~2.50	2.10~2.50	3.25~3.75	3.25~3.75
Ni	Product analyse	-	2.03~2.57	2.03~2.57	3.18~3.82	3.18~3.82

Name：
Email：
Tel：
Message：

Name:
E-mail:
Tel:
Message: