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API 5L X42 VS API 5L X52 PSL2 steel chemical composition

Posted:2020-12-09 14:01:23

API 5L X42 PSL2 steel and API 5L X52 PSL2 steel are distinct on various aspects, for example, API 5L X42 VS API 5L X52 PSL2 steel chemical composition, mechanical strength, manufacturing processes, heat treatment, test records, traceability etc. This anticle we mainly compare API 5L X42 PSL2 steel and API 5L X52 PSL2 steel in chemical composition.

API 5L X42 VS API 5L X52 PSL2 steel chemical composition:

API 5L PSL2	Grade	C	Si	Mn	P	S	V	Nb	Ti	Other	CEIIW	CEPcm
API 5L X42 PSL2	X42R	0.24	0.40	1.20	0.025	0.015	0.06	0.05	0.04	e,l	0.43	0.25
	X42N	0.24	0.40	1.20	0.025	0.015	0.06	0.05	0.04	e,l	0.43	0.25
	X42Q	0.18	0.45	1.40	0.025	0.015	0.05	0.05	0.04	e,l	0.43	0.25
	X42M	0.22	0.45	1.30	0.025	0.015	0.05	0.05	0.04	e,l	0.43	0.25
API 5L X52 PSL2	X52N	0.24	0.45	1.40	0.025	0.015	0.10	0.05	0.04	d,e,l	0.43	0.25
	X52Q	0.18	0.45	1.50	0.025	0.015	0.05	0.05	0.04	e,l	0.43	0.25
	X52M	0.22	0.45	1.40	0.025	0.015	d	d	d	e,l	0.43	0.25

d. Nb+V+Ti≤0.15%.
e . Unless otherwise agreed, Cu≤0.50 %; Ni≤0.30 %; Cr≤0.30 % and Mo≤0.15 %.
l. Unless otherwise agreed no intentional addition of B is permitted and residual B≤0.001 %.

API 5L X42 PSL2 steel and API 5L X52 PSL2 steel are broadly utilized for pipeline transportation systems in the petroleum, gas, water, and natural gas industries.