低温法兰闸阀 sub-zero flange gate vlave DZ40W-16/25/40/64

低温法兰球阀 sub-zero flange ball valve DQ41Y/F-16

低温承插焊球阀 sub-zero socket welded ball valve DQ61Y/F-16

俄标伞齿轮明杆闸阀 GOST bevel gear RS stem gate valve Z540Y-16

美标低温法兰闸阀 ANSI sub-zero flange gate vlave DZ40W-150LB/300LB/600LB

活塞式快开排泥阀 piston quick-open mud valve J644X-10/16

KPF静态平衡阀 KPF static balance valve PHF-DN16-600-F-PN16

SP45法兰静态平衡阀 SP45 flange static balance valve PHF-DN32-600-F-PN16

SP15内螺纹静态平衡阀 SP15 FNPT static balance valve PHF-DN15-50-L-PN16

SP65焊接球型静态平衡阀 SP65 welded sphere static balance valve PHF-DN32-300-H-PN16

安全泄压阀 safety relief valve AX742X-10/16/25C/P

不锈钢薄膜式内螺纹减压阀 S.S diaphragm reducing valve Y11X-16P