GOST Standard Flange – Russian & CIS Market

GOST flanges are required for projects in Russia, Kazakhstan, Belarus, and other CIS countries. SongHai manufactures GOST-certified flanges for Eurasian market.

GOST Standards

• GOST 12820-80: Weld neck flanges
• GOST 12821-80: Threaded flanges
• GOST 12822-80: Blind flanges
• Pressure: PN1.0, PN1.6, PN2.5, PN4.0, PN6.3, PN10.0, PN16.0, PN20.0

วัสดุ

• Stainless: 08Х18Н10 (304), 03Х17Н14М3 (316L)
• Carbon: St20, 09Г2С
• Alloy: 12Х18Н10Т (321)

การประยุกต์ใช้ในตลาด CIS

• Oil & gas pipelines (Gazprom, Transneft)
• Petrochemical plants
• District heating systems
• Water infrastructure

GOST certification available: 1007788887@qq.com