Nickel Silver
Trade Mark:HS225 GB/T9460:SCu7730 AWS A5.7/5.8:RBCuZn-D EN 14640:CuZn40Ni10
Affiliate classification:
Copper alloys welding wire
Product description
Chemical composition:
| Executive standard | Classification | Alloy | Cu | Al | Fe | Mn | Ni | P | Pb | Si | Sn | Zn | Total amount of | 
| ISO24373 | Cu7730 | CuZn40Ni10 | 46.0-50.0 | 0.01 | - | - | 9.0-11.0 | 0.25 | 0.05 | 0.04-0.25 | - | bal. | 0.5 | 
| GB/T9460 | SCu7730 | CuZn40Ni10 | 46.0-50.0 | max0.01 | - | - | 9.0-11.0 | max0.25 | max0.05 | 0.04-0.25 | - | bal. | max0.5 | 
| BS EN14640 | Cu7730 | CuZn40Ni10 | 46.0-50.0 | - | - | - | 9.0-11.0 | - | 0.03 | 0.2 | 0.8-1.1 | bal. | 0.5 | 
| AWS A5.8 | C77300 | RBCuZn-D | 46.0-50.0 | 0.01 | - | - | 9.0-11.0 | 0.25 | 0.05 | 0.04-0.25 | - | bal. | 0.5 | 
Physical properties of materials:
| Solidus | ℃ | 921 | 
| Liquidus | ℃ | 935 | 
| Brazing temperature range | ℃ | 938-982 | 
Applications:
It is primarily used for brazing tungsten carbide.It is also used with steel,nickel,and nickel alloys.It can be used with all brazing processes.This filler metal is unsuitbale for furface braing in a protective atmosphere.
Make up:
Diameter: 1.60 -2.00-2.40 - 3.20 - 4.00 -4.76- 6.35 - 7.93
Rods:1.60 - 9.5 mm x 305mm-1000 mm
Flux Coated Available. 1.60-6.35mm
Further make ups on request.
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