C5212 C5212 B C5212 W - JIS H 3270-2018

Grade	C5212
Other Names
Corresponding Standard	JIS H 3270-2018 Copper beryllium alloy, phosphor bronze and nickle silver rods, bars and wires
Classification	Copper and Copper Alloys

C5212 Chemical Element Composition Content (%)

Component	Fe	P	Pb	Zn	Sn	More
Minimum Value	-	0.03	-	-	7	Cu+Sn+P≥99.5
Maximum Value	0.1	0.35	0.02	0.2	9	Cu+Sn+P≥99.5

C5212 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Elongation or Extension Rate δ %	Hardness HBW
棒材；3≤d≤6	1/2 Hard (1/2H)	≥540		HV ≥155
棒材；6<d≤13	1/2 Hard (1/2H)	≥490	≥13	≥140
棒材；13<d≤25	1/2 Hard (1/2H)	≥440	≥15	≥130
棒材；25<d≤50	1/2 Hard (1/2H)	≥420	≥18	≥125
棒材；50<d≤100	1/2 Hard (1/2H)			HRBS 72~87
棒材；3≤d≤6	Hardening treatment (H)	≥735		HV ≥195
棒材；6<d≤13	Hardening treatment (H)	≥685	≥10	≥180
棒材；13<d≤25	Hardening treatment (H)	≥635	≥13	≥170
棒材；25<d≤50	Hardening treatment (H)	≥560	≥15	≥150
棒材；50<d≤100	Hardening treatment (H)			HRBS 80~95
线材；0.40≤d≤5.0	Annealing (O)	345~490
线材；0.40≤d≤5.0	1/2 Hard (1/2H)	685~835
线材；0.40≤d≤5.0	Hardening treatment (H)	≥930

d=diameter or width across flats; unit mm

Approximate Comparison Table Copper and Copper Alloy

Japan	United States	International Organization for Standardization	Germany		France	European Standard		Russia	United Kingdom
JIS	UNS	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	EN	Numerical Grade	GOST	BS EN/BS
C5212	C52100	CuSn8	CuSn8	2.1030	CuSn9P	CuSn8	CW453K	BrOF7-0.2	PB104

C5212 Corresponding Standards(Same grade name, different standards)

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