Ready stock: Alloy 20 Dual Plate Check Valve — 2" and 4" Class 150 wafer CN7M / N08020 for sulfuric acid. Enquire for allocation.

Check Valves

Dual Plate Check Valve Wafer Type

Dual Plate Check Valve API 594/API 6D. Wafer type between flanges. Sizes 50mm to 600mm. Spring loaded dual disc design.

Key Applications

Water SystemsOil SystemsAir SystemsGas SystemsWaterOilAirGas
Add to Cart Request Quote WCB / SS Specs WhatsApp Inquiry Download PDF Datasheet

Technical Specifications

Type Dual plate wafer
Standards API 594 / API 6D
Size Range 50 mm to 600 mm

Material Options

Carbon Steel

ASTM A216 WCB, A105, A350 LF2

Stainless Steel

SS304, SS316, SS316L, SS321, SS347

Alloy Steel

ASTM A217 WC6, WC9, C5, C12

Duplex Steel

F51, F53, F55, Super Duplex

Exotic Alloys

Monel, Hastelloy, Inconel, Titanium

Bronze & Brass

Gunmetal, Aluminum Bronze, Naval Brass

Service Media

WaterOilAirGas

Purchase Options

Add to Cart Request Quote WhatsApp

Features & Benefits

High Performance

Designed for reliable operation under demanding conditions with minimal maintenance requirements.

Quality Assurance

Complete material traceability, mill test certificates, and compliance with international standards.

Wide Application Range

Suitable for Water Systems, Oil Systems, Air Systems, Gas Systems, Water, Oil, Air, Gas and many other industrial applications.

Expert Support

Technical assistance for valve selection, sizing, and application engineering from our experienced team.

Request a Quote

Your enquiry is pre-filled with this specification. Add contact details and quantity and our engineering team responds within one working day with price and delivery.

  • Size: 50 mm to 600 mm

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We reply within one working day. Your details are used only to prepare this quotation.

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