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GB Wedge Gate Valve
Product overview
GB Wedge Gate Valve as the fluid resistance is small, the flow direction of medium pressure is small, don't change, small seal face impact erosion, not disturbed flow etc, can be widely applicable scope of the pressure, temperature range, is a common cutoff valve, commonly used in petroleum, chemical, oil, steam pipeline, such as thermal power plant, main effect is connected or truncation pipeline in the medium, but cannot be done using the throttle valve.
Product Features
1. Compact structure, reasonable design, good rigidity of valve, smooth channel and small flow coefficient;
2. The sealing surface is made of stainless steel and cemented carbide with long service life;
3. 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 ram, rigid wedge single ram double ram.
Execution Standard
Design spec：GB/T 12234
Face to Face：GB/T 12221
Flange end：JB/T 79、HG/T 20592、GB/T 9113
Test & check：GB/T 13927、GB/T 26480
Pressure-temp：GB/T 12224
Performance Parameter
Nominal diameter：DN15~1000mm
Nominal Pressure：PN1.6～16MPa
Applicable media：Water, steam, oil, nitric acid, acetic acid
Applicable temperature：≤550℃
Main materials：Carburizing steel、Cr.Ni,steel、Cr,Ni.Mo.steel、Cr,Mo steel
