Stainless Steel Wafer Butterfly Tilting Disc Flapper Non Return Swing Check Valve (H77) Video,Demo, How It Works & Features

Name: Stainless Steel Wafer Butterfly Tilting Disc Flapper Non Return Swing Check Valve (H77)
Uploaded: 2026-08-14T14:35:45+08:00
Description: Watch the Stainless Steel Wafer Butterfly Tilting Disc Flapper Non Return Swing Check Valve (H77) video demo to see how it works, key features, and real-use scenarios. A helpful video guide before you buy.

2026-07-22 4670

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Product Specifications

Model NO.:

h77

Material:

CS, Ss, Brass, Chrome-Molybdenum Steel

Connection Form:

Wafer

Structure:

Swing

Pressure:

Ordinary Pressure

Function:

Nrvr Silence, Nrvz Silence, Nrvg Silence

Sealing Form:

Rubber Sealing / Metal Sealing

Flow Direction:

Unidirection

Standard:

ANSI, API, DIN, BS, GB etc

Application:

Industrial Usage, Water Industrial Usage

Certificate:

ISO, Ce

Pressure Rating:

Pn10~Pn40(Cl150~Cl300)

Medium Applicable:

Water, Oil, Medium Containing Acid or Alkali

Trademark:

KARFAR

Transport Package:

Bubble Plastic Paper + Plywood Case

Specification:

DN80 ~ DN1000

Origin:

China

HS Code:

84813000

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