building material supplier, building material manufacturer

APPLICATION: Conveying of gas, water and oil in petroleum and natural gas industries

Class	Grade	C≤	Mn≤	P≤	S≤	V≤	Nb≤	Ti≤
PSL1	L245/B	0.28	1.20	0.030	0.030	-	-	-
	L290/X42	0.28	1.30	0.030	0.030	-	-	-
	L320/X46	0.28	1.40	0.030	0.030	-	-	-
	L360/X52	0.28	1.40	0.030	0.030	-	-	-
	L390/X56	0.28	1.40	0.030	0.030	-	-	-
	L415/X60	0.28	1.40	0.030	0.030	-	-	-
	L450/X65	0.28	1.40	0.030	0.030	-	-	-
	L485/X70	0.28	1.40	0.030	0.030	-	-	-
PSL2	L245N/BN	0.24	1.20	0.025	0.015	-	-	0.04
	L290N/X42N	0.24	1.30	0.025	0.015	0.06	0.05	0.04
	L320N/X46N	0.24	1.40	0.025	0.015	0.07	0.05	0.04
	L360N/X52N	0.24	1.40	0.025	0.015	0.10	0.05	0.04
	L390N/X56N	0.24	1.40	0.025	0.015	0.10	0.05	0.04
	L415N/X60N	0.24	1.40	0.025	0.015	0.10	0.05	0.04
	L450Q/X65Q	0.18	1.70	0.025	0.015	-	-	-
	L485Q/X70Q	0.18	1.80	0.025	0.015	-	-	-

Standard	Grade	Yield strength (Mpa)		Tensile strength(Mpa)		Elongation(%)
Standard	Grade	min	max	min	max	min
GB/T9711 API 5L ISO3183	PSL1
	L245/B	245		415		API SPEC 5L
	L290/X42	290		415
	L320/X46	320		435
	L360/X52	360		460
	L390/X56	390		490
	L415/X60	415		520
	L450/X65	450		535
	PLS2
	L245N/BN	245	450	415	760	API SPEC 5L
	L290N/X42N	290	495	415	760
	L320N/X46N	320	525	435	760
	L360N/X52N	360	530	460	760
	L390N/X56N	390	545	490	760
	L415N/X60N	415	565	520	760
	L450Q/X65Q	450	600	535	760