... the speed much faster than the SCR. Φ60mm-Φ100mm bar diathermy5. all kinds of chains, sprockets treatment6. Angang weight ... shape.8. necking fing various types of steel heat9. copper bar annealing, wire annealing10. Machine Tool Gears, Sprockets quenching11. ... saw bit, saw teeth, steel pipe, copper pipes, braze welding.SmeltingGold, silver, copper, aluminous and other metal smelting.Other fieldsHeat ...