be of different models such as HPb59-1, H62, H65, H70, H85, H90 etc in accordance with different standards including GB (China), ASTM (USA), JIS (Japan), BS (GB), DIN (Germany) etc.be widely used in the industry and everyday life, such as refrigeration device in air-conditioning system, heat exchangers, hot-water heating device and materials, lamp decorations, telescopic aerials, construction decorations, drinkable water pipes, stationeries. They are especially suitable for pressing, bending, polishing and electroplating. |