ASTM A204 Grade A Boiler steel plate

ASTM A204 grade A is a type of ASTM A204 steel. Cited properties are appropriate for the as-fabricated (no temper or treatment) condition. It has the lowest strength and highest ductility compared to the other variants of ASTM A204 steel.

ASTM A204 Grade A Technical Details:
Heat Treatment: Normalized, Quenched, Tempered, HIC, Impact Test,(Optional if not provided in rules)

Mechanical property for A204 Gr A boiler steel:

Yield strength (≥Mpa)	Tensile strength (Mpa)	Elongation in ≥,%
255	450-585	200mm	50mm
		19	23

Chemical composition for A204 Grade A boiler steel (Heat Analysis Max %):

Main chemical elements composition of A204 Grade A
Thickness(mm)	C	Si	Mn	P	S	Mo
T≤25	0.18	0.15-0.40	0.90	0.035	0.035	0.45-0.60
25<T≤50	0.21
50<T≤100	0.23
T>100	0.25

ASTM A204 Grade A Boiler steel plate is widely used in petroleum, chemical industry, power station, boiler, etc, used to make the reactor, heat exchanger, separator, spherical tank, liquefied gas, nuclear reactor pressure vessel, boiler steam drum steam, liquefied petroleum, hydropower

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