- graphite packing ring
- 2017-01-15 02:23
- Material:graphiteSize:f12.8*f17*9Performance:Corrosion resistance, high temperature, high pressure resistance, wear resi
- exhaust sealing ring
- 2017-01-15 02:23
- Material: graphite, 304/316 steel.Performance:Corrosion resistance, high temperature, high pressure resistance, wear res