類別
特色產品
脫氧銅
| Standardization: | Numberical Symbol: | |
| GB/T9460-2008 | SCu1898 | |
| AWS A5.7:2007 | ERCu | |
| BS EN ISO24373:2009 | CuSn1 | |
| DIN 1733 | SG-CuSn | |
| AWS Chemical Composition: | % | |
| Cu incl.ag | min 98 | |
| P | 0.15 | |
| Sn | 1.00 | |
| Mn | 0.50 | |
| Al | 0.01 | |
| Si | 0.50 | |
| Pb | 0.02 | |
| Total others | 0.50 | |
| Physical properties of materials: | ||
| Density | Kg/m^3 | 8.9 |
| Melting range | ℃ | 1020-1050 |
| Thermal conductivity | W/m.K | 120-140 |
| Electrical conductivity | S.m/mm^2 | 15-19 |
| Coefficient of thermal expansion | 10^-6/K(20-300℃) | 18.1 |
| Standard values of the weld metal: | ||
| Elongation | % | 30 |
| Tensile strength | N/mm^2 | 220 |
| Notched bar impact work | J | 75 |
| Brinell hardness | HB 2.5/62.5 | 60 |
| Applications: | ||
| Tin alloyed copper filler metal with good flowing properties-suitable for joining of oxygen free copper and copper materials subject to high strain-easily workable welding seams without pores.For TIG welding of large work pieces preheating is recommended. | ||
| Make up: | ||
| Diameter:0.64 – 0.80 – 1.00 – 1.20 – 1.60 -2.40 | ||
| Spools:D100,D200,D300,D760,K300,KS300 | ||
| Rods:1.60 – 9.6 mm x 914/1000 mm | ||
| Flux Coated and electrodes Available. | ||
| Further make ups on request. | ||
AWS A5.7 ERCU
留言
