10Cr18Ni9NbCu3BN - GB /T 5310-2017

Grade	10Cr18Ni9NbCu3BN
Corresponding Standard	GB /T 5310-2017 Seamless steel tubes and pipes for high pressure boiler
Classification	Austenitic Stainless Steel

10Cr18Ni9NbCu3BN Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	N	Nb	B	More
Minimum Value	0.07	-	-	-	-	17	7.5	2.5	0.05	0.3	0.001	Alt：0.003~0.03
Maximum Value	0.13	0.3	1	0.03	0.01	19	10.5	3.5	0.12	0.6	0.01	Alt：0.003~0.03

* 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
GB	ISC	ASTM/AISI
10Cr18Ni9NbCu3BN	S30189	SA-213(S30432)

10Cr18Ni9NbCu3BN Corresponding Standards(Same grade name, different standards)

1	GB 5310-2008
	10Cr18Ni9NbCu3BN
2	GB /T 5310-2017
	10Cr18Ni9NbCu3BN
3	GB /T 5310-2023
	10Cr18Ni9NbCu3BN S30489
4	GB /T 20878-2024
	10Cr18Ni9NbCu3BN S30489

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