A203 Pressure Vessel Steel Plate

A203 pressure vessel steel plate utilizes nickel alloy steel material for the production of high-temperature pressure vessels. The performance of ASTM A203 boiler vessel plates is contingent on their nickel composition.

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A203 Pressure Vessel Steel Plate description

ASTM A203 boiler vessel plates are offered in five grades: Grade A, Grade B, Grade D, Grade E, and Grade F. For grades A, B, D, and E, ASTM A203 boiler vessel plates are required to undergo normalization. The chemical composition must adhere to the specifications of ASTM A203/A203M. Additionally, ASTM A203 boiler vessel plates are subject to two mechanical properties tests: tensile and impact tests. These plates are extensively utilized in the petroleum, chemical, power generation, and boiler industries for manufacturing reactors, heat exchangers, separators, spherical tanks, oil and gas tanks, high-pressure pipelines, water turbines, and other equipment and components.

Product Parameters

Product Name	A203 Pressure Vessel Steel Plate
Type	Hot Rolling, Cold Rolling
Thickness	0.1mm-400mm
Length	1m-12m, or Customized Size
Width	100mm-3000mm
Standard	AISI, ASTM, ASME, DIN, BS, EN, ISO, JIS, GOST, SAE, etc.
Scope of Application	ASTM A203 boiler vessel plates are extensively utilized in the petroleum, chemical, power generation, and boiler industries for manufacturing reactors, heat exchangers, separators, spherical tanks, oil and gas tanks, high-pressure pipelines, water turbines, and other equipment and components.
Certificate	ISO, SGS, BV, etc.
Production Technology	Rolling, Annealing, Quenching, Tempered or Standard
Edge Processing	Ordinary, Wire Drawing, Laminated Film

Chemical Composition

A203	Upper limit of Chemical Element Content(%)
A203	C	Si	Mn	P	S	Ni
Class A	0.23	0.13-0.45	0.88	0.025	0.025	2.03-2.57
Class B	0.25	0.13-0.45	0.88	0.025	0.025	2.03-2.57
Class D	0.20	0.13-0.45	0.88	0.025	0.025	3.18-3.82
Class E	0.23	0.13-0.45	0.88	0.025	0.025	3.18-3.82
Class F	0.23	0.13-0.45	0.88	0.025	0.025	3.18-3.82

Mechanical Properties

A203	Tensile Strengthkis[MPa]	Yield Strength kis[MPa]	Elongation Gauge length 8in.[200mm],%	Elongation Gauge length 2in.[50mm],%
GradeA	65-85 [450-585]	37 [255]	19	23
GradeB	70-90 [485-620]	40 [275]	17	21
GradeD	65-85 [450-585]	37 [255]	19	23
GradeE	70-90 [485-620]	40 [275]	17	21
GradeF	75-100 [515-690]	50 [345]	-	20