主要零部件 材質 適用規格 閥體 球墨鑄鐵 50mm-1200mm 灰鐵體 50mm-1000mm 鑄鋼 50mm-300mm 不銹鋼 50mm-300mm 閥瓣 不銹鋼CF8/CF8M 50mm-600mm 球墨鑄鐵鍍鎳磷 50mm-600mm 球墨鑄鐵覆尼龍 50mm-1200mm 球墨鑄鐵覆改性陶瓷 50mm-1200mm 球墨鑄鐵硫化橡膠 50mm-600mm 哈氏合金 50mm-1200mm 316L 50mm-1200mm 雙向不銹鋼 50mm-1200mm 閥桿 416/316/304 50mm-1200mm 碳鋼鍍鎳磷 50mm-1200mm 沈澱硬化不銹鋼17-4PH 50mm-1200mm 密封圈 丁腈橡膠NBR 50mm-1200mm 三元乙丙橡膠EPDM 50mm-1200mm 氟橡膠VITON 50mm-1200mm 矽橡膠SEP 50mm-1200mm 耐熱EPDM 50mm-1200mm 耐磨EPDM 50mm-1200mm 聚四氟乙烯PTFE 50mm-600mm