SPA-H hlau

JIS G3125 SPA-H Corten steel, SPA-H steel phaj / / Ntawv. SPA-H tsawg alloy siab zog atmospheric corrosion resisting hlau.
Cov lus tseem ceeb: SPA-H, JIS G3125 SPA-H kub dov hlau, JIS G3125 SPA-H steel phaj / / / / / bar / / seem steel. JIS G3125 SPA-H Corten steel, SPA-H Weathering steel, SPA-H Weathering resistant steel, SPA-H cua corrosion kuj steel.
JIS G3125 SPA-H Corten steel tau dav siv hauv huab cua preheater, economizer, railway carriage, ntim khoom, choj tsev, kev tsim kho thiab lwm yam.

SPA-H Weathering steel tshuaj muaj pes tsawg leeg

Qib	C ≤	Si	Mn	P	S ≤	Cu	Cr	Nia ≤
SPA-H	0.12	0.25~0.75	0.20~0.50	0.070~0.150	0.040	0.25~0.60	0.30~1.25	0.65

SPA-H Weathering resistant steel tensile khoom thov

Qib	Phaj Thickness	Yield zog	Tensile zog	elongation
SPA-H	≤ 6.0mm	≥345 MPa	≥480 MPa	≥ 22
	> 6.0 hli	≥335 MPa	≥490 MPa	≥ 15

SPA-H steel xa tuaj yeem ua tau kub dov, Cold dov, AR/CR/N/TMCP/T/QT raws li tus neeg thov

Hais txog Steel Hom

Hom hlau	Txuj	Lub teb chaws Code	C(%)	Si(%)	Mn(%)	P(%)	S(%)	Cr(%)	Cu(%)
SPA-H	4620	CNS	≦0.12	0.25-0.75	0.20-0.50	0.07-0.15	≦0.04	0.30-1.25	0.25-0.60
SPA-H	g3125 ua	JIS	≦0.12	0.25-0.75	0.20-0.50	0.07-0.15	≦0.04	0.30-1.25	0.25-0.60
Hom 1	A242	ASTM	≦0.15		≦1.00	≦0.15	≦0.05		≧0.20

Hom hlau	Kev ntxhov siab (Mpa)	Tensile stress (Mpa)	Elongation (%)	Thickness (mm)
SPA-H	≧345	≧480	≧22	≦6.0
SPA-H	≧345	≧480	≧22	≦6.0
Hom 1	≧345	≧480	≧21	≦20.0