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Butterfly Check Valve (H77H) Simple and Compact Structure

Butterfly Check Valve (H77H) Simple and Compact Structure
Price: US $ 30-8609/Set
Trade Terms: FOB
Min Order: 1/Set
Pay Type: T/T
Product discription:
Size: 3"--40" or DN80--1000mm
Pressure: PN: 1.0--2.5MPa or Class: 150--300lbs
Material: Cast iron, cast steel, carbon steel, stainless steel.
Technical standard: APT 6D, APT 598, ANSI B 16.10, ANSI B 16.5
Applicable Medium: Oil, water(steam) Medium, such acid and alkali, etc.

Simple and compact structure, lightweight, easy open and close for convenience of disassembly and servicing; Little flow resistance, basically linear flow characteristic; Dependable seal, leak-tightness and service life over 20, 000 times to open and close; Eccentric structure, small torque of disc, short stroke of center of gravity upon disc being closed, quick close and water hammer elimination; Valve body made of stainless steel or carbon steel, and sealing faces of valve stem and disc both made of stainless steel
Suitable MediumWater, Oil, Gas and etc.
Main materialCAST IRON,ASTM A216 WCB, WCC, WC6, SS304, SS316, CF8, ETC.
Suitable Temperature≤80
Nominal Pressure150lb--300lb
Nominal DiameterDN40--DN1000
Flange DimensionASME B16.5, BS4504, ISO2531, ISO7005 and other standards conforming to the requirements
Face to Face LengthAPI594,BS5155, ISO5752, DIN3352 and other standards conforming to the requirements




Prod Model: H77H
Markets: North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Certificate: ISO
Material: Stainless Steel
Connection Form: Flange
Structure: Butterfly
Function: Nrvg Silence
Application: Industrial Usage
Established in 1985, Zhejiang Guanlong Valve Machinery Co., Ltd. is a professional manufacturer which integrating development, production, sales, installation and service into an organic whole.
Our company mainly manufactures valves according to ANSI, API, DIN, BS, and Chinese GB standards. We are specializing in producing hydraulic control valves, check valves, multifunctional pump control valves, pressure reducing valves, adjusting valves and butterfly valves. There are 6 major series and more than 1000 specifications now.
Our products are exported to worldwide, such as the USA, Canada, Europe, the Middle East and South East and Southeast Asia. With high content of technology and reliable quality, our products have gained good fame from the customers.
After nearly 20 years of development and self-perfection, our products are supported by novel design, excellent structure, elaborate workmanship, exquisite technology and complete testing measures.
We will fully exert our advantage on technology and management to improve continuously our product quality and manufacture high quality valve products to satisfy the customers.

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  • Zhejiang Guanlong Machinery Valve Co., Ltd.

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