Non-Rising stem elastic seat gate valve overcomes bad sealing, leakage and rust of general gate valves and can save the fixing ***ce. It is widely used as the adjusting and cutting-off devices of liquid pipeline of tap water, sewage, construction, petroleum, chemical industry, food, medicine, light texture, electric power, metallurgy, energy system and other fields.
Feature:
1) Standards: ISO9001:2000
a) Flange standard: GB/T 17241.6 GB9113
b) Experimental standard: GB13927 AP1598
2) Main parts material:
Valve body: Grey Cast iron, ductile cast iron, cast steel
Gate board: ductile cast iron + EPDM or NBR
Inner hexagonal bolt: carbonized treatment
Sealing ring: NBR
Bonnet: Grey Cast iron, ductile cast iron, cast steel
Stem: Stainless steel
"O" type sealing ring: NBR
Bearing: Tin bronze
Screw: Stainless steel
Bonnet: Ductile cast iron, cast steel
Du***roof cover: NBR
Hand wheel: Cast iron
3) Nominal pressure: 1.0~2.5***
4) Nominal diameter: 50~600mm
5) Medium applicable: water, oil, gas, etc
6) Working temperature: 0~80°C |
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