China copper nickel alloy CuNi18zn27 Nickel Silver Strip C77000 C75200 C75400, Find details about China Nickel Silver Sheet, Germany Silver Strip from copper nickel alloy CuNi18zn27 Nickel Silver Strip C77000 C75200 C75400
Alloy No. | Chemical Composition | |||
Cu | Mn | Ni | Zn | |
C75200 | 63.0-66.5 | 0-0.5 | 16.5-19.5 | Remainder |
C7541 | 60.0-64 | 0-0.5 | 12.5-15.5 | Remainder |
C77000 | 53.5-56.5 | 0-0.5 | 16.5-19.5 | Remainder |
Alloy No. | Quality Grade | Shanghai Properties | |||
Tensile | Elongation | Hardness Test | |||
Strength | |||||
(Kgf/mm 2 ) | JIS | ShanghaiMetal | |||
Standards | |||||
C75200 | O | ≥ 38 | ≥ 20 | - | ≥ 110 |
1/4H | 38~46 | ≥ 10 | - | 110~140 | |
1/2H | 44~52 | ≥ 5 | 120~180 | 130~160 | |
3/4H | - | - | - | - | |
H | 52~60 | ≥ 3 | > 150 | 150~180 | |
EH | ≥ 58 | - | - | ≥ 180 | |
SH | - | - | - | - | |
C7541 | O | ≥ 36 | ≥ 20 | - | ≥ 110 |
1/4H | - | - | - | - | |
1/2H | 42~55 | ≥ 5 | 110~170 | 110~150 | |
3/4H | - | - | - | - | |
H | ≥ 50 | ≥ 3 | > 135 | ≥135 | |
EH | - | - | - | - | |
SH | - | - | - | - | |
C7700 | O | - | - | - | - |
1/4H | - | - | - | - | |
1/2H | 55~67 | ≥ 8 | 150~210 | 140~200 | |
3/4H | - | - | - | - | |
H | 64~75 | ≥ 4 | 180~240 | 175~220 | |
EH | 72~82 | - | 210~260 | 195~240 | |
SH | 78~88 | - | 230~270 | 210~250 |
Name | state | tensile strength | elongation | Stantard |
C75400 | Soft Hard | ≥340Mpa ≥640Mpa | ≥35% ≥1% | GB/T2059-2000 |
C75200 | Soft Hard | ≥375Mpa ≥540Mpa | ≥20% ≥3% | Q/HUAJ 26-2003 |
C77000 | Soft Hard | ≥400Mpa ≥705-805Mpa | ≥40% ≥4% | Q/HUAJ 10-97 |