Characteristics of ASTM A203/A203M Nickel Allo

ASTM A203/A203M nickel alloy steel plates are widely used in the manufacture of pressure vessels and low-temperature equipment.

2026-05-09
Weldability Analysis of ASTM A202 Grade B Stee

ASTM A202 Grade B is a chromium-manganese-silicon low-alloy steel tailored for high-pressure, medium-temperature pressure vessel applications.

2026-04-30
Mechanical Properties of ASTM A202 Grade A Ste

ASTM A202 Grade A is a critical chromium-manganese-silicon low-alloy steel plate specifically designed for welded pressure vessels and boilers operating at medium temperatures.

2026-04-30
ASTM A202 Pressure Vessel Steel Plate

ASTM A202 Pressure Vessel Steel Material and Grades:
Alloy System: **Chromium-Manganese-Silicon (Cr-Mn-Si)** Low-Alloy Heat-Resistant Steel

2026-04-17
ASTM A204/A204M Grade B molybdenum alloy steel

ASTM A204/A204M Grade B molybdenum alloy steel plates for pressure vessels feature superior chemical composition and mechanical properties compared to Grade A

2026-04-10

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SA455 Boiler steel plate, SA455 steel plate, SA455 Pressure vessel steel plate

SA455 boiler steel plate is a kind of high strength carbon-manganese steel plate, and SA455 boiler steel plate is mainly used for welded boiler and pressure vessel buildings.

Steel Name: SA455 Boiler steel plate, SA455 steel plate, SA455 Pressure vessel steel plate

SA455 Boiler steel plate specification:

Steel Grade: SA455 Steel Standard: ASME SA455/SA455M

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

SA455 Boiler steel plate surface treatment: Shot blasting and painting or coated.

SA455 chemical composition:

Element	Max %	Element	max %
C	0.18	Cu	0.30
Si	0.40	Mo	0.08
Mn	0.50-1.40	N	0.02
P	0.03	Nb	0.05
S	0.03	Ni	0.50
AL	0.020	Ti	0.03
Cr	0.30	V	0.05
Nb+Ti+V	0.05

SA455 mechanical properties:

Grade	Material	Thickness	Yield Strength	Tensile Strength	Elongation
Grade	Material	(mm)	MPa (min)	MPa	% (min)
SA455	1.0487	≤ 16	275
		16 > to ≤35	275
		35 > to ≤50	265
		50 > to ≤70	255	370-490	23
		70 > to ≤100	235	350-470	1)
		100 > to ≤150	225	1)	1)
		>150	390-510	24

SA455 steel impact test:

Type	Usual Dekivery Condition	Norminal Thickness (mm)	Impact Energy KV min[J] at temperature [°C]
			Longitudinal					Longitudinal
			-50	-40	-20	0	+20	-50	-40	-20	0	+20
SA455	N	5-150	-	-	40	47	55	-	-	20	27	31

SA455 Boiler steel plate main application:

ASME SA455 Boiler steel plates are used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.

BEBON steel is SA455 steel supplier,we have much experience in manufacture SA455 steel, We could give the fastest delivery time on the base of our competitive price directly from our mill. if you need know steel grade feature,we can provide SA455 chemical composition and SA455 mechanical properties.