GYD342X, GYD342H double eccentric flanged butterfly valve execution standard

Luɔi ku looi: AWWA-C540-80 ku GB/T12238,

Tɔŋ: GB12221-89 Basic Series 13,

Frans: GB/T17241.2,

Tɛɛr de tɛɛr: GB13927<unk>1992

GYD342X、GYD342H Double Eccentric Flanged Butterfly Valve Product Introduction

Valve ɛmɛ laa laa laa laa laa laa laa laa laa laa laa laa laa laa laa laa laa laa laa laa laa laa laa laa laaValve ButterflyA ye luui kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈

GYD342X, GYD342H Double Eccentric Flanged Butterfly Valve Product Structure and Working Principle

Valve in mainly consists of valve body, butterfly plate, valve shaft, valve body sealing ring, butterfly plate sealing ring, snail wheel snail drive device and other parts, sealing structure uses body spraying and rubber pairing (X) or stainless steel and rubber pairing (XH), through drive device to drive butterfly plate rotating 90°, achieve valve opening/closing/regulating flow. Valve in mainly consists of valve body, butterfly plate, valve shaft, valve body sealing ring, butterfly plate sealing ring, snail wheel snail drive device and other parts, sealing structure uses body spraying and rubber pairing (X) or stainless