美标闸阀
美标自密封闸阀
2.闸板和阀座的密封面采用司太立（stellite）钴基硬质合金堆焊而成，运动密封副硬度高，耐磨、耐高温，耐腐蚀，抗擦伤性能好、使用寿命长。3.阀杆经调质和表...
Z41Y/H-150-2500LB美国标准API600闸阀
浙江世通阀门有限公司 is a professional Manufacturers & Suppliers in China, focused on the 美国标准API600闸阀 for 10+ years.
美标楔形闸阀
浙江世通阀门有限公司 is a professional Manufacturers & Suppliers in China, focused on the 美标楔形闸阀 for 10+ years.
Z61Y-1500LB美标焊接高压闸阀
浙江世通阀门有限公司 is a professional Manufacturers & Suppliers in China, focused on the 美标阀门 for 10+ years.
美国标准电站闸阀
浙江世通阀门有限公司 is a professional Manufacturers & Suppliers in China, focused on the 美国标准电站闸阀 for 10+ years.
API 600楔形闸阀
浙江世通阀门有限公司 is a professional Manufacturers & Suppliers in China, focused on the API 600楔形闸阀 for 10+ years.
Z40W手动美标闸阀
控制阀门专业生产销售Z40W手动美标闸阀,ANSI美标不锈钢闸阀,法兰闸阀系列产品,公司的销售与Z40W手动美标闸阀,ANSI美标不锈钢闸阀,法兰闸阀系列市场行情,迎得...