One of Hottest for Seal Gate Valve - Expansion middle flanged butterfly valve – Jinbin Valve
One of Hottest for Seal Gate Valve - Expansion middle flanged butterfly valve – Jinbin Valve Detail:
Expansion middle double Flanged Butterfly Valve

Size: 2”-48” / 40mm – 1200 mm
Design standard: API 609, BS EN 593, GB T12238.
Face-to-Face dimension: API 609, BS 5155, ISO 5752.
Flange Drilling: ANSI B 16.1, BS4504, DIN PN 10 / PN 16, JIS 5K, 10K, 16K.
Test: API 598.

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Working Pressure |
10 bar / 16 bar |
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Testing Pressure |
Shell: 1.5 times rated pressure, Seat: 1.1 times rated pressure. |
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Working Temperature |
-10°C to 80°C (NBR) -10°C to 120°C (EPDM) |
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Suitable Media |
Water, Oil and gas. |
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Parts |
Materials |
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Body |
Cast iron, ductile iron, carbon steel |
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Disc |
Nickel ductile iron / Al bronze / Stainless steel |
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Seat |
EPDM / NBR / VITON / PTFE |
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Stem |
Stainless steel / Carbon steel |
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Bushing |
PTFE |
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“O” ring |
PTFE |
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Worm gearbox |
Cast iron / Ductile iron |
Please contact us for the drawing details.



This kind of butterfly valve is widely utilized in foodstuff, pharmacy, chemical industry etc. and industrial environmental protection, water treatment, high building, water supply and drain tubing line open or close or adjusting medium.
Product detail pictures:
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Our well-equipped facilities and great excellent command throughout all stages of generation enables us to guarantee total customer fulfillment for One of Hottest for Seal Gate Valve - Expansion middle flanged butterfly valve – Jinbin Valve , The product will supply to all over the world, such as: Jamaica, Provence, Marseille, With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in this field and other industries. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success! We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
High Quality, High Efficiency, Creative and Integrity, worth having long-term cooperation! Looking forward to the future cooperation!





