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Marine center type worm type butterfly valve
Product model: GB / T3036-1994
Nominal diameter: DN50-1000mm
Nominal pressure: PN1.0 ~ 1.6Mpa
Applicable media: air, sea water, steam, gas, oil, etc
Applicable temperature: ≤ 80 ℃
Working temperature: normal temperature
Connection type: clamp
Main material: gray cast iron HT200
Nominal diameter: DN50-1000mm
Nominal pressure: PN1.0 ~ 1.6Mpa
Applicable media: air, sea water, steam, gas, oil, etc
Applicable temperature: ≤ 80 ℃
Working temperature: normal temperature
Connection type: clamp
Main material: gray cast iron HT200
Product details
Materials of Main Parts
Parts name | Product type | |||||
---|---|---|---|---|---|---|
Gray Castlst type | ||||||
Body | HT200 | |||||
Butterfly board | HT200 | C5 | High Ni.Cr steel | Cr Ni.Ti steel |
Cr Ni Mo Ti steel |
|
Valve shaft | Cr stainless steel | Cr Mo V stainless steel | Cr Ni.Ti steel | Cr Ni.Ti steel | CrNi Mo Ti steel | |
Sealing face | Hard seal | Iron-based alloy | Iron-based alloy | Co W alloy | Cr Ni Mo Ti steel | Cr Ni Mo Ti steel |
Soft seal | NBR,PTFE | NBR,PTFE | NBR,PTFE |
imensions
Basic dimensions of a / as type marine cast iron double eccentric butterfly valve
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