din 3352 f4 resilient seated gate valve online manufacture

DIN 3352 F4 Resilient Seated Gate Valve PN10 / 16 , Non Rising Stem , Sluice Valve A. Stem sealing Three independent stem seals offering triple safety: A NBR wiper ring protects against dirt from outside. A ... Read More

DIN 3352 F4 Resilient Seated Gate Valve PN10 / 16 , Top Square Head FEATURES Shot-blasting protective surface finished by shot-blasting and the surface is smooth and neatness. Flatting seat Smooth continuous ... Read More