Introduction:
NBR seat butterfly valve is a kind of soft seal butterfly valve, NBR seat for nitrile rubber, the rubber air tightness, wear resistance and water resistance are good, strong adhesion.
Application:
NBR seat butterfly valve is suitable for fresh water, weakly alkaline liquids, natural gas, grease and other media.
Description:
Product features:
1. Small and light, easy disassembly and maintenance, and can be installed in any position
2. Simple and compact structure 90 quick operation open and close
3. Small operation torque, effortless
4. Fully sealed, gas test leakage is zero
5. Choose different parts material, ductile iron carbon steel stainless steel, seat :EPDM NBR PTFE fluorine rubber can be applied to a variety of media
6. Flow characteristics tend to a straight line, good regulating performance
7. Open and close test times up to tens of thousands of times long life
8. Where the use of gate valve globe valve plug hose valve and diaphragm valve pipeline, can be replaced by the valve, when ordering the valve with secondary pipe supply (please indicate in the contract)
Specification:
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Valve Size: |
1.2"-80" |
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Pressure Class: |
125LB-150LB(PN10-25) |
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Matierials: |
Ductile iron ASTM A536, carbon steel A216 WCB, stainless steel A351 CF8/CF8M, copper alloy B148-95400/95800 |
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Design and Manufacturing Standards: |
API609, BS5155, EN593 |
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Face to Face Standards: |
API609, EN558-1, DIN3202K1, ISO5752 |
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Flange Dimension Standards: |
ASME B16.1 125LB/150LB, BS4504 PN10/PN16, DIN2501 PN10/PN16, JSIB2220 10K |
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Pre ssure Test Standards: |
API598, WN12266-1, DIN3230 Part3 |
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Quality/Product Certifications: |
CE, ACS, WRAS, TS... |
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Valve operator options |
Handle, worm wheel and worm, Electric, pneumatic, signal worm gear drive, signal handle drive |
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Process Connection Types |
Wafer/Flanged type |
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Applicable medium |
Fresh water, sewage, sea water, air, steam, food, medicine, all kinds of oil, acid, alkali, etc |
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