Tianjin, China
Business Type:
Number of Employees:
Year of Establishment:
Management System Certification:
ISO9001:2008, ISO14001:2004, OHSAS18001:2007
Average Lead Time:
Peak season lead time: one month
Off season lead time: one month
OEM/ODM Service
Sample Available

Telescopic, Butterfly, Gate Valve manufacturer / supplier in China, offering Worm Gear Flange Telescopic Butterfly Valve, Grooved Signal Butterfly Valve for Firefighting, Rubber Disc Flanged Check Valve and so on.

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Worm Gear Flange Telescopic Butterfly Valve

Get Latest Price
Min. Order / Reference FOB Price
100 Pieces US $11-980/ Piece
Port: Tianjin, China
Production Capacity: 9000/Month
Payment Terms: L/C, T/T, Western Union, Paypal, Money Gram
Driving Mode: Worm Gear
Connection Form: Flange
Structure: Centre Sealing
Seal Form: Supercharging Pressured Sealed
Valve Stem: Normal
Work Pressure: Low Pressure (Pn<1.6mpa)

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Basic Info

Model NO.: SD41X
Working Temperature: Normal Temperature (-40°C<T<120°C)
Material of Seal Surface: Soft Sealed
Valve Body: Casting
Application: Industrial Usage, Water Industrial Usage, Household Usage
Size: Dn40
Demension: Dn3000
Trademark: bohai
Transport Package: Standard Export Wooden Carton
Specification: CE, ISO9001, ISO14001, SGS, OHSAS18001
Origin: Tianjin
HS Code: 848130000

Product Description

We, BOHAI VALVE GROUP CO.,LTD., is a factory which specialised in producing verious kinds of valves,it is located at Tianjin Bohai Ecnomical development zone and occupied more than 10 thousand square meters. We found on 1980 and has more than 38 years production history,and currently we have ten technical engineers and more than 100 workmen in the workroom.
Our products are being exported to Europe,America,Australia,Egypt and South-east Asian countries.We have passed the ISO9001 ,ISO14001 ,OHSAS18001 ,CE ,Russia  GOST ,and WRAS Certification .We will provide the high quality products to our clients with excellent service and competitive prices.

Worm Gear  flange butterfly valve


This product is used for water supply and drainage system in tap water ,sewage, Building, chemicals Industries ,usually used as an open-close equipment .


Center Line structure ,strictly sealing ,long durable and lifetime .

Executive Standard

GB/T 9113.1

API 609 Category A

BS EN593/BS5155

Performance parameters

Nominal diameter:2"-80"/DN50-DN2000

Working pressure:10Bar/16Bar/25Bar

Face-to-face: API 609 Table 1/ISO 5752 Series 20/BS 5155

Flange accommodation: ANSI B16.1 Class125/150

EN1092-2 PN6/10/16/25

Top Flange:ISO5211

Tightness Inspection: API 598/ISO 5208,/EN12226-2

Main part material

Body: Ductile Iron ,Cast steel

Disc: Ductile Iron ,Cast steel

Stem: Stainless Steel

Sealing ring: NBR/EPDM/Fluorine Rubber

Packing: Flexible Graphite/PTFE

Worm Gear Flange Telescopic Butterfly Valve

Worm Gear Flange Telescopic Butterfly Valve
Worm Gear Flange Telescopic Butterfly Valve


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