| 出生地 |
Hebei China (Mainland) |
| 牌子的名字 |
HY |
| 标准或Nonstandard |
标准 |
| 结构 |
看看 |
| 压力 |
低气压 |
| 材料 |
选角的 |
| 温度的媒体 |
正常体温 |
| 媒体 |
水 |
Swing check valve with lever & spring Working pressure : 175 Psi ( PN 1.23 MPa ) Shell testing pressure: 350 Psi ( PN 2.46 MPa) Testing time: 2 min Seal testing pressure: 175 Psi ( PN1.23 MPa) Testing time: 30 sec Body: ASTM A536 60-45-12 Disc: ASTM A536 60-45-12 Shaft: SS304 Body sealing ring: SS304 Disc sealing ring: SS304 Flange conform to ANSI B16.1 Class125 LB Interior coating : asphalt varnish Exterior coating: industrial paint