in oval or octagonal cross section .
All the ring joint gaskets are manufactured by CNC machines according to ASME B16.20 standard and API 6A requirements .
Main use: petroleum processing,oil refining,electricity generated by firepower,textiles and other light industries,pharmacy,
piping of natural gas,valve,RTJ flange,steam and petrol industry,petrolchemical industry,oilfield ect.
Gasket type | Gasket cross section | Ring joint gasket standard | Flange standard |
Oval | ASME B 16.20 API 6A | ANSI B 16.5ASME B16.47, series A | |
Octagonal | ASME B 16.20 API 6A | ANSI B 16.5 ASME B16.47,seriesA | |
RX | ASME B 16.20 API 6A | API 6 B | |
BX | API 6A | API 6 BX |
Available material
Material | Maximum Hardness (BRINELL) | T(°C) |
Soft Iron | 90 | 530 |
Low Carbon Steel | 120 | 530 |
4C6% Chrome 1/2% Mol(F5) | 130 | 500 |
304 Stainless Steel | 160 | 750 |
316 Stainless Stee | 160 | 750 |
321 Stainless Stee | 160 | 750 |
347 Stainless Steel | 160 | 750 |
410 Stainless Steel | 170 | 500 |
31254 Stainless Steel | 160 | 650 |
Monel | 140 | 600 |
Inconel 825 | 160 | 1000 |
Inconel625 | 180 | 1100 |
we have cooperated very well with many countries in the worldwide .such as Saudi Arabia,Mexico,Brazil,the United States of america,Iraq, Iran,South Korea,Singapore.Hope to get your trust and support.
welcome to Gee pipe mill co.,ltd.