GOST 12820-80 flanges used in Water supply and drainage system

Flange Types
The basic types of flanges are:
• Slip-on
• Blind
• Lap-Joint
• Socket Weld
• Threaded
• Weld-Neck
• Orifice

YOPIPELINE produce and export ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc.
GOST 12821 80,BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange

Trustworthy manufacturer of welded flanges in China
YOPIPELINE was widely known as a factory of casting and forged flanges. YOPIPELINE produce and supply flanges in material of carbon steel, stainless steel and alloy steel. All standard can be made, especially GOST 12820-80, GOST 12821-80/GOST33259-2015.

YOPIPELINE produce and supply slip-on plate flanges in material of carbon steel, mild steel, alloy steel and stainless steel.
We are professional in ASME/ANSI flanges, JIS flanges, GOST flanges, EN flanges, SABS flanges, BS flanges and DIN flanges.

MARK ON FLANGES
In order to distinguish each piece of flanges, YOPIPELINE always make the mark with material, size, pressure, standard and heat number.

Inspection of flanges
With 36-year experience, YOPIPELINE can produce both standard flangs and customized flanges with technology data and drawing.

Package of flanges
Smaller size flangs will be packaged in the plywood cases, and bigger size will be packaged on the pallets, with plastic film and packaging belts outside.