Resilient Gate Valve - Product

Place of Origin : Xingtai,China

Product Description

Resilient Gate Valve

Physical Specification

Other Specification :

A resilient-seated Gate Valve Uses A Rubber-lined Body And A Coated Or Stainless Steel Gate To Create A Bubble-tight Seal. The Elastic Seat Compresses Against The Gate When Closed, Providing Zero Leakage. It Is The Modern Replacement For Traditional Metal-seated Gate Valves In Water And Mild Chemical Services.

Rising Stem Gate Valve Key Components & Materials

Body – Ductile Iron (GGG40/GGG50) Or Cast Iron. Provides Structural Strength.

Rubber Lining (seat) – Fully Molded EPDM, NBR, Or Viton Inside The Body. Creates The Elastic Sealing Surface.

Gate (disc) – Ductile Iron With Full Rubber Coating, Or Stainless Steel (304/316). Moves Up And Down To Control Flow.

Stem – Stainless Steel (410, 304, 316). Non-rising Type Is Most Common.

Bonnet / Cover – Ductile Iron. Seals The Top Of The Body.

O-rings – EPDM Or NBR. Provide Stem Sealing Instead Of Traditional Packing.

Coating (external) – Epoxy Or Fusion-bonded Epoxy. Prevents Atmospheric Corrosion.

Gate Valves Types

Non-Rising Stem (NRS) – Stem Threads Are Inside The Gate. The Valve Height Does Not Change When Opening Or Closing. Ideal For Underground Installations And Limited Vertical Space.

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