Company Info |
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Company Name | Wenzhou Fawu Valve Co., Ltd. |
Country/Territory: | Zhejiang China |
Business Type: | | 7,8 |
Number of Employees: | |
Main Products: pvc ball valve flange ball valve gate valve valve check valve |
Lug Type Butterfly Valve
Design and manufacture: GB 12238
Face to face dimension: GB12221
Connection dimension of flange: GB4216
Code of sealing material Suitable temperature Applicable media
NR ≤ 85o C Water, air, acid alkali
CR ≤ 85o C Water, coal, gas, acid alkali
NBR ≤ 100o C Water, oil
EPDM ≤ 120o C Water, steam genera acid alkali
FKM ≤ 150o C Water, steam, strong acid alkali
Pressure rating: PN(MPa)
1.0 1.6
Tests:
Lining layer: Electrospark detecting
Test to GB/T 13927
Nominal pressure: PN(MPa)
Body: PN*1.5
Seal: PN*1.1
Materials:
Body: Cast iron, spheroidal graphite cast iron, carbon steel, stainless steel
Disc: Cast iron, spheroidal graphite cast iron, carbon steel, stainless steel, carbon steel core fully covered with rubber or fluorine plastic
Stem: Carbon steel nickelplate phosphorus, stainless steel
Sealing ring of seat: Natural rubber(NR), Chloroprene rubber(CR), Nitril-butadiene rubber(NBR), Ethylene-propylene-diene monomer(EPDM), Fluoroelastomer(FKM)
Electric actuator: Subassembly