Flanged Valve
GOST Gate Valve
GOST 闸阀
OVERVIEW
GOST standard gate valve for oil & gas, petrochemical, power generation, metallurgy, water supply, heating networks, and industrial pipelines.
Applications
▸Oil & gas
▸Petrochemical
▸Power generation
▸Metallurgy
▸Water supply
▸Heating networks
▸Industrial pipelines
Technical Specifications
01 — Features
GOST Standard – Designed to GOST 9698, 5762, and related standards
Rising stem – Clear position indication, easy maintenance
Solid or flexible wedge – Reliable sealing, adaptable to thermal changes
Durable materials – Carbon steel, stainless steel, alloy steel
Metal-to-metal seating & reinforced packing – Long service life, low leakage
02 — Advantages
High reliability under high pressure/temperature
Low maintenance with bolted bonnet and rising stem
Multiple connection types: flanged (GOST 12815), butt-weld, threaded
Suitable for steam, oil, gas, water, and corrosive media
03 — Standards
Design & manufacturing: GOST 9698, GOST 5762
Flange dimensions: GOST 12815 / GOST 12820
Face-to-face: GOST 3706
Pressure ratings: PN16, PN25, PN40, PN64, PN100
Testing: GOST 9544
