| 出生地 |
Zhejiang China (Mainland) |
| 牌子的名字 |
OMJ |
| 模式的数量 |
R |
| 材料 |
金属 |
| 形状 |
戒指垫 |
| 标准或Nonstandard |
标准 |
ASME Forged ring Raw materials:carbon steel ,stainless steel 304,316,347,317,F11,ect Shapes:lens, octagonal,or elliptic Applicable scope:temperature:-200 800oC pressure:0 40Mpa Suitable to:sealing of flanges at high temperature and pressure pipings standard: ASME ,API ,HGJ73-91HG/T88-94HGJ74-91 JB/T89-94 GB9128.1-88 SHJ403-88 GB9128.2-88 HGJ74-91 JB/T89-94 SHJ403-88 It is widely applied in petroleum processing,oil refining ,electricity generated by firepower,textile and other light industries ,pharmacy ,pipeline of nature gas,valve etc.