Flanged Valve
GOST Globe Valve
GOST 截止阀
OVERVIEW
GOST standard globe valve for steam, boiler feedwater, condensate systems, petrochemical, thermal power plants, heating networks, and high-pressure pipelines.
Applications
▸Steam, boiler feedwater, and condensate systems
▸Petrochemical, chemical, and refining processes
▸Thermal power plants and heating networks
▸Industrial water supply and high-pressure pipelines
Technical Specifications
01 — Features
GOST Standard – Designed to GOST 9698, 5762, and relevant dimensional standards
Rising stem & handwheel – Clear position indication, easy operation
Disc types – Available with flat, plug, or composition disc for different sealing needs
Body materials – Carbon steel (WCB), stainless steel (CF8/CF8M), alloy steel
Bonnet joint – Bolted bonnet for easy maintenance; optional bellows seal for zero leakage
02 — Advantages
Excellent throttling capability – Suitable for frequent operation and flow regulation
Tight shut-off – Reliable sealing with metal-to-metal or replaceable seat design
Durable construction – Withstands high temperature and high pressure
Versatile connections – Flanged (GOST 12815), butt-weld, or threaded ends
03 — Standards
Design & manufacturing: GOST 9698, GOST 5762
Flange dimensions: GOST 12815 / GOST 12820
Face-to-face dimensions: GOST 3706
Pressure ratings: PN16, PN25, PN40, PN64, PN100
Testing & leakage rating: GOST 9544
