API 5L LINE PIPE

API 5L LINE PIPE: Specification for Line Pipe
For conveying gas, water and oil either in the oil or natural gas industries Application: Oil, Gas and water delivery; Refinery, Boiler and Mechanical equipment manufacturer; structure construction; drilling, ship building and etc.

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Introduction
Description

API 5L-PSL 1 Chemical Requirements
Grade	Composition %
	C max	Mn max	P		S max	V max	Nb max	Ti max
	C max	Mn max	min	max	S max	V max	Nb max	Ti max
B	0.28	1.2	-	0.03	0.03	c.d	c,d	d
X42	0.28	1.3	-	0.03	0.03	d	d	d
X46	0.28	1.4	-	0.03	0.03	d	d	d
X52	0.28	1.4	-	0.03	0.03	d	d	d
X56	0.28	1.4	-	0.03	0.03	d	d	d
X60	0.28	1.4	-	0.03	0.03	f	f	f
X65	0.28	1.4	-	0.03	0.03	f	f	f
X70	0.28	1.4	-	0.03	0.03	f	f	f

API 5L-PSL 2 Chemical Requirements
Grade	Composition, %
	C	Si	Mn	P	S	V	Nb	Ti	Other
	C	Si	Mn	P	S	V	Nb	Ti	Other
BN	0.24	0.4	1.2	0.025	0.015	c	c	0.04	e,l
X42N	0.24	0.4	1.2	0.025	0.015	0.06	0.06	0.04	e,l
X46N	0.24	0.4	1.4	0.025	0.015	0.07	0.07	0.04	d,e,l
X52N	0.24	0.45	1.4	0.025	0.015	0.1	0.1	0.04	d,e,l
X56N	0.24	0.45	1.4	0.025	0.015	0.1	0.1	0.04	d,e,l
X60N	0.24	0.45	1.4	0.025	0.015	0.1	0.1	0.04	g,h,l
BQ	0.18	0.45	1.4	0.025	0.015	0.05	0.05	0.04	e,l
X42Q	0.18	0.45	1.4	0.025	0.015	0.05	0.05	0.04	e,l
X46Q	0.18	0.45	1.4	0.025	0.015	0.05	0.05	0.04	e,l
X52Q	0.18	0.45	1.5	0.025	0.015	0.05	0.05	0.04	e,l
X56Q	0.18	0.45	1.5	0.025	0.015	0.07	0.07	0.04	d,e,l
X60Q	0.18	0.45	1.7	0.025	0.015	g	g	g	h,l
X65Q	0.18	0.45	1.7	0.025	0.015	g	g	g	h,l
X70Q	0.18	0.45	1.8	0.025	0.015	g	g	g	h,l

API 5L-PSL 1 Mechanical Properties
Grade	Yield Strength Mpa	Tensile Strength Mpa	Elongation
B	245	415	c
X42	290	415	c
X46	320	435	c
X52	360	460	c
X56	390	490	c
X60	415	520	c
X65	450	535	c
X70	485	570	c

API 5L-PSL 2 Mechanical Properties
Grade	Yield Strength Mpa		Tensile Strength Mpa		Raito	Elongation
	min	max	min	max	max	min
BN	245	450	415	655	0.93	f
BQ
X42N	290	495	415	655	0.93	f
X42Q
X46N	320	525	435	655	0.93	f
X46Q
X52N	360	530	460	760	0.93	f
X52Q
X56N	390	545	490	760	0.93	f
X56Q
X60N	415	565	520	760	0.93	f
X60Q
X65Q	450	600	535	760	0.93	f
X70Q	485	635	570	760	0.93	f