SMA490CW po'lat

JIS G3114 SMA490CW Corten po'lati havo isitgichi, iqtisodchi, temir yo'l vagonlari, konteynerlar ishlab chiqarish, ko'prik qurish, qurilish va hokazolarda keng qo'llaniladi.
Texnik xususiyatlari:
Qalinligi: 3 mm - 150 mm
Kengligi: 30-4000 mm
Uzunligi: 1000-12000 mm
Standart: ASTM EN10025 JIS GB

SMA490CW Ob-havoga chidamli po'lat kimyoviy tarkibi

Baho	C ≤	Si	Mn ≤	P ≤	S ≤	Cu	Cr	Ni	Ce ≤
SMA490CW	0.18	0.15~0.65	1.40	0.035	0.035	0.30~0.50	0.45~0.75	0.05~0.30	-

SMA490CW Ob-havoga chidamli po'latdan tortish xususiyati

Minimal rentabellik kuchi (MPa)						Mustahkamlik chegarasi	Cho'zilish A%	Ta'sir sinovi
Plitalar va bo'laklarning qalinligi (mm)								Daraja	Energiya
≤ 16	＞16- ≤ 40	＞40- ≤ 75	＞75- ≤ 100	＞100- ≤ 160	＞160- ≤ 200	490-610	15 min	0	47

SMA490CW po'latni yetkazib berish shartlari mijozning talabiga binoan issiq haddelenmiş, sovuq haddelenmiş , AR/CR/N/TMCP/T/QT bo'lishi mumkin.

Temir turini bog'lang

Chelik turi	Standart	Mamlakat kodi	C(%)	V(%)	Si(%)	Mn(%)	P(%)	S(%)	Cr(%)	Ni(%)	Cu(%)
SMA490CW	4269	CNS	≦0.18		0.15-0.65	≦1.40	≦0.035	≦0.035	0.45-0.75	0.05-0.30	0.30-0.50
SMA480CW	G3114	JIS	≦0.18		0.15-0.65	≦1.40	≦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

Chelik turi	Hosildorlik stressi (Mpa)	Kuchlanish kuchlanishi (Mpa)	Cho'zilish (%)	Qalin (mm)
SMA490CW	≧365	490-610	≧21	≦16
SMA480CW	≧365	490-610	≧21	≦16
A588Gr.B	≧345	≧485	≧21	≦100