Technical Specification




Standard JIS H3300 ASTM B68 BS 2871 PART 3 IS 2501
UNS NO. C 1220 C 1220 C 106 DHP IS 191 PART VIII
Cu 99.9 mim 99.9 mim 99.85 mim 99.9 mim
Fe 0.03 0.03
P 0.015 – 0.040 0.015 – 0.040 0.050 0.015 – 0.0010
Temper Condition O 1/2 050-060 M 1/2 H O OD
Tensile N/MM11 206 mim HH
245-324 22kg / mm 2 min
314 max 28 min kg/mm2
Elongation 0% 40% min 40%
Hardness Hv5 105 min 105 min 105 min
80-100 80-100 80-100 100 max
60 max 60 max 60 max 60 max
Grain Size Min (75x) 0.25 – 0.06 0.015 – 0.040 0.05 max
0.040 min
Copper UNS No. Previously Used Designation Type of Copper
C12200 DHP Phosphor zed high residual phosphorus