20MnG U42203 - GB /T 5310-2017

Grade	20MnG
China ISC	U42203
Corresponding Standard	GB /T 5310-2017 Seamless steel tubes and pipes for high pressure boiler
Classification	Carbon Steel

20MnG Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr ^①	Ni ^①	Cu ^①	Mo ^①	V ^①
Minimum Value	0.17	0.17	0.7	-	-	-	-	-	-	-
Maximum Value	0.23	0.37	1	0.025	0.015	0.25	0.25	0.2	0.15	0.08

* Elements not listed in this table shall not be intentionally added to the steel without the agreement of the purchaseer, except for finishing the cast. The manufacturer shall take all appropriate measures to prevent the addition of these elements from scrap or other materials used in steelmaking, which may adversely affect the mechanical properties and usability.

Approximate Comparison Table Seamless Steel Tubes and Pipes for High Pressure Boiler

China		United States	European Standard
GB	ISC	ASTM/AISI	EN
20MnG	U50208	SA-106 B.SA-210 A-l SA-210 A-l	P235GH

20MnG Corresponding Standards(Same grade name, different standards)

1	GB 5310-2008
	20MnG U42203
2	GB /T 5310-2017
	20MnG U42203
3	GB /T 5310-2023
	20MnG U50208

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!