Catalog

Certification

Contact

EN
Back

Gost 28919 - Flanges

This standard applies to flange connections with steel ring gaskets of octagonal section, designed to connect components of wellhead oilfield equipment for operating pressure from 14 to 140 MPa and nominal bore from 50 to 680 mm, as well as flanges, gaskets, studs and nuts of flange connections.

2 types of flange connections are installed:

1
with a gap between the ends of the flanges
2
without clearance between flange ends