| 出生地 |
Zhejiang China (Mainland) |
| 牌子的名字 |
CHNSEA |
| 模式的数量 |
R |
| 材料 |
金属 |
| 形状 |
戒指垫 |
| 标准或Nonstandard |
标准 |
Ring joint gasket material max hardness(HB)max temperature(degrees)soft iron90450carbon steel120450F51150540304160600316160600 gasket shape octagonal, oval ,lens, serratedstandardsAPI 6A,HG20633-97,HG20612-97materialsoft iron,carbon steel,304,316,F5,F51,321,347.etc.temperatureAs perdifferent materialpressurehardnessapplicationgate valve, flange, pipeline fitting, oilfield wellhead, Christmas treeavailable sizeinch1/2-inch24