C1220 C1020 BD C1020 BE - JIS H 3250-2015

Grade	C1220
Other Names
Corresponding Standard	JIS H 3250-2015 Copper and copper alloy rods and bars
Classification	Copper and Copper Alloys
Properties	Corrosion Resistance Weldability

C1220 Chemical Element Composition Content (%)

Component	P	Cu
Minimum Value	0.015	99.9
Maximum Value	0.04	-

C1220 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Extruded bars (BE); d ≥ 6	As fabricated(F)	≥195		≥25
Drawn bars (BD); 2 ≤ d < 6	Annealing (O)	≥195		≥25
Drawn bars (BD); 6 ≤ d ≤ 110	Annealing (O)	≥195		≥30
Drawing Bar; 2≤d<6	1/2 Hard (1/2H)	≥245		≥10
Cold drawn rod (BD); 6≤d≤25	1/2 Hard (1/2H)	≥245		≥15
Cold drawn rod; 25<d≤50	1/2 Hard (1/2H)	≥225		≥20
Cold drawn rod (BD); 50<d≤75	1/2 Hard (1/2H)	≥215		≥25
Cold drawn rod (BD); 75<d≤110	1/2 Hard (1/2H)	≥205		≥30
Cold drawn rod (BD); 2≤d≤25	Hard (H)	≥275
Cold drawn rod (BD); 25<d≤50	Hard (H)	≥245
Cold drawn rod (BD); 50<d≤75	Hard (H)	≥225
Cold drawn rod (BD); 75<d≤110	Hard (H)	≥215
Pressure vessel cold drawn rod (BDV); 6≤d≤110	Annealing (O)	≥195	≥70	≥30

Approximate Comparison Table Processing pure copper， silver copper

China	Japan	United States		International Organization for Standardization		Germany		France	European Standard		Russia
GB	JIS	ASTM	UNS	ISO	Numerical Grade	DIN EN/DIN	W-Nr.	NF EN/NF	EN	Numerical Grade	GOST
TP2	C1220 C12200	99.85Cu	C12200	Cu-DHP	C12200	Cu-DHP (SF-Cu)	CW024A (2.0090)	Cu-DH C12200	Cu-DHP	CW024A	М1Ф

C1220 Corresponding Standards(Same grade name, different standards)

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