Boiler and pressure vessel ASTM A709 carbon steel plate

Material: Carbon and alloy steel
Desprition: ASTM A709 carbon steel plate: ASTM A709 carbon steel plate is applicable to carbon steel and high strength low alloy structural steel sections, steel plates and bars for bridges, and alloy steel structural steel plates with quenching and tempering. The fo
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Product Description:

ASTM A709 carbon steel plate: ASTM A709 carbon steel plate is applicable to carbon steel and high strength low alloy structural steel sections, steel plates and bars for bridges, and alloy steel structural steel plates with quenching and tempering. The following nine steel grades are available Gr.36, Gr.50, Gr.50S, Gr.50W, Gr.HPS50W, Gr.HPS70W, Gr.Grade 100, Gr.100W, Gr.HPS100W.

ASTM A709 carbon steel plate chemical composition

Grade	C	Si	Mn	P	S	V	Cu	Ni	Cr
50	≤0.23	0.15-0.40	≤1.35	≤0.04	≤0.05	-	-	-	-
50W	≤0.20	0.15-0.50	0.75-1.35	≤0.04	≤0.05	0.02-0.10	0.25-0.40	≤0.40	0.40-0.65

Grade	C	Si	Mn	P	S	V	Nb	Cu	Ni	Cr	Mo
50S	≤0.23	≤0.40	0.50-1.60	≤0.035	≤0.045	≤0.15	≤0.05	≤0.60	≤0.45	≤0.35	≤0.15

Grade	C	Si	Mn	P	S	Mo	Ni	Cr
HPS50W	≤0.11	0.30-0.50	1.10-1.50	≤0.020	≤0.006	0.02-0.08	0.25-0.40	0.45-0.70

Grade	C	Si	Mn	P	S	Mo	Ni	Cr
HPS70W	≤0.11	0.30-0.50	1.10-1.50	≤0.020	≤0.020	0.02-0.08	0.25-0.40	0.25-0.40

ASTM A709 carbon steel plate mechanical properties

Grade	Yield Strength Mpa	Tensile Strength Mpa	Elongation in 2 in. %
50	≧345	≧450	≧21
50W	≧345	≧485	≧21
50S	345-450	≧450	≧21
HPS50W	≧345	≧485	≧21
HPS70W	≧485	585-760	≧19

ASTM A709 carbon steel plate is widely used in construction of bridges, riveted, bolted, and other structural elements included drilling machine, power shovel, electricity drive wheel counter-mine trolley, mineral product automobile, excavator, car loader., etc.

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