GB-Q255A

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steel-first@hotmail.com

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+4564564564

Product Details

Chemical composition

C(%)	Mn(%)	P(%)	S(%)	Thick (mm)	Yield stress (Mpa)	Tensile stress (Mpa)	Elongation (%)
C(%)(%) 0.18-0.28	Mn(%)(%) 0.40-0.70	0.18-0.28	S(%)(%) ≦0.05	Thick (mm)(%) ≦16	0.18-0.28	0.18-0.28	0.18-0.28	0.18-0.28	0.18-0.28

Applications

Rolled Steels for General Structure

Country Code:

GB

Standard

T700

Steel Type

Q255A

Heat treatment

Heat Treatment of steel grade T21
Heat treated : 1636°C - 1586°C

Relate Steel Type

Steel Type	Standard	Country Code	C(%)	Mn(%)	P(%)	N(%)	S(%)	Yield stress (Mpa)	Tensile stress (Mpa)
Q255A	T700	GB	0.18-0.28	0.40-0.70	≦0.045		≦0.05	≧255	410-550
Q255B	T700	GB	0.18-0.28	0.40-0.70	≦0.045		≦0.045	≧255	410-550
SM400A	G3101	JIS	≦0.23	≧2.50	≦0.035		≦0.035	≧245	400-510
SM400B	G3101	JIS	≦0.20	0.60-1.40	≦0.035		≦0.035	≧245	400-510
Gr.36	A709M	ASTM	≦0.26		≦0.040		≦0.050	≧250	400-550
St44-2	17100	DIN	≦0.21		≦0.05	≦0.009	≦0.050	≧275	430-580

Related Products

St44-2	USt37-1	St37-3N	USt42-2	SS490	SS330	SM400B	Gr.50	Q255A	Gr.A
Q255B	Gr.45	St50-2	SS400	Gr.B	USt37-2	Gr.58	St37-3	RSt37-2N	RSt37-2N

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