Stainless steel wedge flange gate valve

Product overview

Product model: Z40/41W/Y

Nominal pressure: PN1.0~16.0MPa

Nominal diameter: DN40~500mm

Main material: stainless steel

Applicable medium: water, oil, acid and alkali, corrosive, etc.

Design specification: GB/T12234

Structure length: GB/T 12221

Flange connection: GB/T 9113, JB/T 79

Test and inspection: GB/T 13927, JB/T9092


Product Detail

Product description

        The stainless steel wedge flange gate valve has low fluid resistance, wide applicable pressure and temperature range, unlimited medium flow direction, and good sealing performance. It is widely used in petrochemical, thermal power plants and other oil products and steam pipelines as opening and closing devices for connecting or cutting off the medium in the pipeline.


Features

1. Compact structure, reasonable design, good valve rigidity, smooth passage and small flow coefficient;

2. The sealing surface is made of stainless steel and hard alloy, which has a long service life;

3. Using flexible graphite packing, reliable sealing, light and flexible operation;

4. The driving mode is manual, pneumatic, electric, gear transmission, and hydraulic;

5. The structure is elastic wedge single gate, rigid wedge single gate and double gate.


不锈钢楔式法兰闸阀(图1)

Main connection size

DN(mm)LDD1D2b-fZ-ΦdManual
HD0
401651501108818-34-Φ18257-
5017816512510218-34-Φ18289180 
6519018514512218-38-Φ18334180 
8020320016013820-38-Φ18377200 
10022922018015820-38-Φ18433200 
12525425021018822-38-Φ18527240 
15026728524021222-38-Φ22596240 
20033034029526824-38-Φ22772320 
25038039535032026-312-Φ22904320 
30042044540037026-412-Φ221045400 
35045050546043016-416-Φ221177400 
40048056551548216-416-Φ261345500 
45051061556553228-420-Φ261497500 
50054067062058528-420-Φ261648720 

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