SMA400CW steel

Gnee Steel has been offering customers special steel materials such as JIS-SMA400CW Hot-Rolled Atmospheric Corrosion Resisting Steels for Welded Structure and precision steel machining services since 2008.
JIS G3114 SMA400CW Corten steel, SMA400CW steel plate/Sheet. SMA400CW low alloy high strength atmospheric corrosion resisting steel.
JIS G3114 SMA400CW Corten steel widely used in air preheater, economizer, railway carriage, containers production, bridge building , construction and so on.

The specifications:
Thickness: 3mm--150mm
Width: 30mm--4000mm
Length: 1000mm--12000mm
Standard: ASTM EN10025 JIS GB

SMA400CW Weathering steel chemical composition

Grade	C ≤	Si	Mn ≤	P ≤	S ≤	Cu	Cr	Ni	Ce ≤
SMA400CW	0.18	0.15~0.65	1.25	0.035	0.035	0.30~0.50	0.45~0.75	0.05~0.30	-

SMA400CW Weathering resistant steel tensile property

Min Yield Strength ( MPa )						Tensile Strength	Elongation A%	Impact test
Thickness of plates and sections (mm)								Degree	Energy
≤16	＞16-≤40	＞40-≤75	＞75-≤100	＞100-≤160	＞160-≤200	400-540	22 min	0		47

SMA400CW steel delivery condition can be hot rolled, Cold rolled ,AR/CR/N/TMCP/T/QT as the customer request

Relate Steel Type

Steel Type	Standard	Country Code	C(%)	V(%)	Si(%)	Mn(%)	P(%)	S(%)	Cr(%)	Ni(%)	Cu(%)
SMA400CW	4269	CNS	≦0.18		0.15-0.65	≦1.25	≦0.035	≦0.035	0.45-0.75	0.05-0.30	0.30-0.50
SMA400CW	G3114	JIS	≦0.18		0.15-0.65	≦1.25	≦0.035	≦0.035	0.45-0.75	0.05-0.30	0.30-0.50
A588Gr.B	A588	ASTM	≦0.20	0.01-0.10	0.15-0.50	0.75-1.35	≦0.04	≦0.05	0.40-0.70	≦0.50	0.20-0.40

 

Steel Type	Yield stress (Mpa)	Tensile stress (Mpa)	Elongation (%)	Thick (mm)
SMA400CW	≧245	400-540	≧23	≦16
SMA400CW	≧245	400-540	≧23	≦16
A588Gr.B	≧345	≧485	≧21	≦100