National standard gate valve

NegotiableUpdate on 07/28

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Nature of the Manufacturer: Producers

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Overview

Product Name: National Standard Gate Valve Product Introduction:

Product Details

GB standard gate valve

Release date: (2015/5/7) Click count: 3906

1、 Product Features
Compact structure, reasonable design, good valve rigidity, smooth channel, and low flow resistance coefficient; The sealing surface is made of stainless steel and hard alloy, with a long service life; Using flexible graphite packing, reliable sealing, and easy and flexible operation; The driving methods are divided into manual, electric, pneumatic, and gear transmission. The structural types include elastic wedge single gate, rigid wedge single gate, and double gate; Widely used as an opening and closing device for connecting or cutting off the medium in oil and steam pipelines in petrochemical and thermal power plants.
Execution standards:
Manufacturing and acceptance according to standards: GB/T 12234, GB/T 12224
Structure length according to standard: GB/T 12221
Flange connection according to standards: GB/T 9113, HG/T 20592, JB/T 79
Inspection and testing shall be conducted in accordance with standards: GB/T 13927, JB/T 9092

2、 Test pressure