P275 NL1 steel phaj txhua yam khoom

Apr 01, 2024 Tso lus

P275NL1 steel yog European txheem steel phaj, kev ua raws li EN 10028-3 tus qauv, tus qauv suav nrog cov qib steel tau muab faib ua plaub theem zoo, raws li: chav ntsuas kub zoo, qib siab kub zoo, qib kub tsis zoo, tshwj xeeb qis kub zoo qib. P275NL1 steel phaj qib "L1" qhia tau hais tias cov hlau yog cov hlau tsis tshua muaj kub zoo. P275NL1 steel phaj muaj kev cuam tshuam zoo toughness thiab vuam kev ua tau zoo.

P275NL1 steel phaj yog hlau tshwj xeeb hlau, cov cuab yeej siv siab, nrog cov yas zoo, toughness, txias dabtsi yog khoov zog thiab vuam kev ua tau zoo. Dav siv nyob rau hauv roj av, tshuaj, fais fab chaw nres tsheb, boiler thiab lwm yam lag luam, rau zus tau tej cov reactors, tshav kub exchangers, separators, pob tso tsheb hlau luam, roj thiab roj tso tsheb hlau luam, liquefied roj tso tsheb hlau luam, boiler ladle, liquefied petroleum gas cylinders, dej siab. cov kav dej hauv cov chaw nres tsheb hydropower, hydraulic turbine worm shells thiab lwm yam khoom siv thiab cov khoom siv.

P275 NL1 steel tshuaj muaj pes tsawg leeg:

P275NL1 Tshuaj muaj pes tsawg leeg
Qib	Cov ntsiab lus Max (%)
Qib	C	Si	Mn	P	S	Al (min)	N
P275 NL1	0.16	0.40	0.5-1.40	0.030	0.020		0.02
	Cr	Cu	Mo	Nb	Ni	Ti	V
	0.30	0.30	0.08	0.005	0.50	0.03	0.05

P275 NL1 steel txhua yam khoom:

Qib		P275NL1 Mechanical Property
Qib	Thickness	Yield	Tensilmie	Elongation	Impact Zog (KV J) min
P275 NL1	mm	Min Mpa	Mpa	Tsawg%	-20 degree	0 degree	+20 degree
	Tsawg dua los yog sib npaug li 16	275	390-510	24	47	55	63
	16>los tsawg dua los yog sib npaug li 35	275	390-510	24	47	55	63
	35>kom tsawg dua los yog sib npaug li 50	265	390-510	24	47	55	63
	50>los tsawg dua los yog sib npaug li 70	255	390-510	24	47	55	63
	70>tsawg dua los yog sib npaug li 100	235	370-490	23	47	55	63
	100>los tsawg dua los yog sib npaug li 150	235	350-470	23	47	55	63

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