DF810-W Series Flanged Type Soft Sealing Center Lined Worm Wheel Butterfly Valve-China top 10 valve Manufacturers, Suppliers, Factory

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DF810-W Series Flanged Type Soft Sealing Center Lined Worm Wheel Butterfly Valve

DF810-W Series Flanged Type Soft Sealing Center Lined Worm Wheel Butterfly Valve

Product documents:

【Sample】BEST-DF810-W Series Flanged Type Soft Sealing Center Lined Worm Wheel Butterfly Valve(1).pdf

File size: 167.9KB
【Instruction Manual】BEST-DF810-W Series Flanged Type Soft Sealing Center Lined Worm Wheel Butterfly Valve(1).pdf

File size: 238.6KB

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Product Details

Features

01. Diameter range: DN50～1600
02. Nominal pressure: Normal PN16bar, special PN6, 10bar
03. Can be installed at any angle, to keep it vertically upward and horizontary installed can be easy for operation
04. Can have bidirectional flow, small flow resistance, flow characteristic is close to equal percentage
05. Valve body material: Ductile cast iron (code: Q), cast steel WCB (code: C), SS304 (code: B)
SS316 (code: R), SS316L (code: L)

Table of Applicable Medium Temperature Ranges for Common Valve Body Materials and Seals

Component Material Table

Notes: 1. □---nominal diameter.
2. Butterfly plate's material can be customized according to users' requirements.

Structure Diagram

External Dimensions (PN10bar)

Notes: 1. The flange is manufactured according to the GB/T9124 standard by default, and can also be manufactured according to user specified standards, such as JB/T79-1994, HG/T20592, ANSI, JIS, DIN, etc.
2. The length L of the valve body for PN16bar is equivalent to that for PN10bar, and the flange parameters are based on PN16bar.
3. The dimensions D3 in above table are for the connection of the valve stem with a round shaft. The dimensions for the connection part of the valve stem being a square shaft are customized according to users' requirements.
4. Please consult our sales or customer service for the size of PN6bar.