C1751 C1751 P C1751 R - JIS H 3130-2018 - H2ABC

中文版

Grade	C1751
Other Names
Corresponding Standard	JIS H 3130-2018 Copper beryllium alloy, copper titanium alloy, phosphor brozne, copper-nickel-tin alloy and nickel silver sheets, plates and strips for springs
Classification	Copper and Copper Alloys
Properties	High Elasticity Corrosion Resistance

C1751 Chemical Element Composition Content (%)

Component	Be	Ni	More
Minimum Value	0.2	1.4	Cu+Be+Ni≥99.5
Maximum Value	0.6	2.2	Cu+Be+Ni≥99.5

C1751 Mechanical Properties

condition	Mark	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
Plate (P), strip (R); 0.10≤t≤0.6	C1751 P-OM,C1751 R-OM	OM	690~895	≥550	≥10	HV ≥210
Plate (P), strip (R); 0.10≤t≤0.6	C1751 P-HM,C1751 R-HM	HM	760~965	≥655	≥5	≥230

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
TBe0.4-1.8 QBe0.4-1.8	C17510	C1751 C17510	97.8Cu-.4Be-1.8Ni	C17510	CuNi2Be0.4	C17510	CuNi2Be	C17510 2.0850	CuNi2Be	CW110C	БрБН0.4-1.8

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