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Aluminum Brass Tube Symbol:
| Grade | USA | UK | Germany | Japan | ||
| China GB | UNS | EN | DIN | No | JIS | |
| HAL 77-2 | C68700 | CuZn20Al2As | CW702R | CuZn20AI2 | 2.0460 | C6870 |
Chemical Composition:
| Standard | Chemical Composition | ||||||||||||||
| Cn | Sn | Al | As | Ni | Fe | Mn | Pb | B | P | Si | S | C | Zn | Other | |
| C68700 | 76.0-79.0 | 1.8-2.5 | 0.02-0.10 | 0.06 Max | 0.07Max | Rem | |||||||||
Dimensions:
Outer diameter:5-350mm;
Wall thickness: 0.5-50mm.
Standard: GB/T8890 / ASTM B111 / JIS H3300 / BS EN12451 standards
Application: Aluminum Brass Tube for condenser and heat ex-changers, Water Evaporators, Boiler Blow down Heat Ex-changers, air coolers, Gland Steam Condensers, Steam Ejector, Turbine Oil Coolers, Fuel Oil Heaters, Compressed Air Inter and After Coolers, Ferrules, Oil Well Pump Liner, and Distiller etc.
