Single Plate Stainless Steel Wafer Check Valve, 2"/3"/4"/6"/8"

5 out of 5 based on 1 reviews | Write a review

$148.38

Single plate wafer check valve with 2 inch/3 inch/4 inch/6 inch/8 inch, PN16 working pressure, silicone rubber seal material. High quality 304 stainless steel wafer type check valve uses a swinging disc to allow or prevent fluid flow.

Nominal Diameter *
Sealing Material *

SKU: ATO-SSWCV-H74W

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Delivery date: 6-12 days

Overview
Proposition 65 Warning

This single plate check valve is a wafer non-return valve with 304 stainless steel material, silicone rubber seal material, PN16 working pressure, used to prevent fluid backflow. 2 inch/3 inch/4 inch/6 inch/8 8 inch wafer swing check valves are available.

Specifications

Model: ATO-H74W-16P
Nominal Diameter: DN50-DN200 (1 inch-8 inch)
Pressure: PN16, Other Options (Contact Us)
Material: 304 Stainless Steel
Seal Material: Silicone Rubber (Default) or PTFE

Dimension (Unit: mm)

Single plate wafer check valve dimension

DN(mm)	L	D1	D	Weight (kg)
50	15	25	104	1.2
65	15	38	125	1.6
80	16	46	140	2.2
100	16	71.5	160	2.7
125	17	95	185	3.8
150	19	114	220	5.8
200	26	140	270	14

Applications

Wafer check valve is a type of check valve that is used to regulate and control the flow of fluids through pipelines while preventing backflow. High quality wafer check valve is typically used in applications where space is limited, such as in HVAC systems, water treatment plants, and industrial processes.

Wafer check valve application

Tips: What is a single plate wafer check valve?

The single plate wafer check valve is a compact, lightweight check valve designed to prevent backflow in piping systems. Featuring a single swing disc, it opens with forward flow and closes automatically when the flow stops or reverses. Its wafer-type body allows easy installation between standard flanges, making it ideal for systems where space and weight are limited.

*WARNING: This product can expose you to chemicals, including lead, which is known to the State of California to cause birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.

Existing reviews of Single Plate Stainless Steel Wafer Check Valve, 2"/3"/4"/6"/8"

Good wafer check valve for water lines

Installed this wafer swing check valve in our industrial water line. It closes fast to stop backflow. Assembly is straightforward, and the build quality feels sturdier.

From: claire | Date: 21/10/2026

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