TBe2 T17720 QBe2 - GB /T 5231-2022

Grade	TBe2
China ISC	T17720
Old Grade
Corresponding Standard	GB /T 5231-2022 Designation and Chemical Composition of Wrought Copper and Copper Alloys
Classification	Copper and Copper Alloys

TBe2 Chemical Element Composition Content (%)

Component	Fe	Si	Be	Ni	Pb	Al	More
Minimum Value	-	-	1.8	0.2	-	-	Cu: Remainder
Maximum Value	0.15	0.15	2.1	0.5	0.005	0.15	Cu: Remainder

• The sum of Cu and alloy elements is 99.5%.

Approximate Comparison Table Processing of High Copper Alloys

China		Japan	United States		International Organization for Standardization		Germany		European Standard		Russia
GB	ISC	JIS	ASTM	UNS	ISO	Numerical Grade	DIN EN/DIN	W-Nr.	EN	Numerical Grade	GOST
TBe2 QBe2	T17720	C1720 C17200	97.8Cu-1.9Be-.3Co	C17200	CuBe2	C17200	CuBe2	C17200 2.1247	CuBe2	CW101C	БрБН2

TBe2 Corresponding Standards(Same grade name, different standards)

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