| Component/Material | M1 | M2 | M3 | M4 |
| Shell | AISI 304 | AISI 304 | AISI 316L | AISI 32205 |
| Bridge Plate | AISI 304 | AISI 304 | AISI 316L | AISI 32205 |
| Screw Hole Tie Rod/Tie Rod | AISI 1024 Hot Dip Galvanized Steel | AISI 304 | AISI 316L | AISI 32205 |
| Screw | AISI 1024 Hot Dip Galvanized Steel | AISI 304 | AISI 316L | AISI 32205 |
| Gear-Ring | AISI 301 | AISI 301 | AISI 301 | - |
| EPDM Rubber Sealing Sleeve | Temperature:-20℃ to +120℃ Medium:Available for various kinds of water, drainage,air solid and chemicals. | |||
| NBR Rubber Sealing Sleeve | Temperature:-20℃ to +80℃ Medium:Available for gas,oil,fuel and other hydrocarbon. | |||
| MVQ Rubber Sealing Sleeve | Temperature:-75℃ to +200℃ | |||
| VITON Rubber Sealing Sleeve | Temperature:-95℃ to +350℃ | |||


