DQ Marine

Marine Equipment & Technical Supplies

TECHNICAL DATASHEET Issued 2026-09-08

DQ MARINE PRODUCT DATA

Marine Cast Iron 10K Swing Check Valve JIS F7373

Category
JIS Marine Valve
Origin
China
Marine Cast Iron 10K Swing Check Valve JIS F7373

Product Overview

DQ Marine supplies marine equipment and technical products for shipyards, vessel operators, offshore projects and industrial buyers worldwide.

Key Specifications

Category JIS Marine Valve
Model / SKU marine-cast-iron-10k-swing-check-valve-jis-f7373
Standard JIS F7373-1996
Origin China

Technical Information

China Marine Cast Iron 10K Swing Check Valve JIS F7373:

Marine Cast Iron 10K Swing Check Valve JIS F7373 is the non-return valve for marine fuel oil, lubrication oil, fresh water and water feeding pipe lines. It is open and close automatically by medium flow and power to prevent the medium backflow,mainly used for medium one-way flow of the line, only allows the medium to flow in one direction.Swing Check Valve can be installed horizontally and vertically in the pipeline. But when installed vertically, the flow direction must be from down to up

Technical Specification:

1. Design Standard: JIS F7373-1996

2. Inspection and Test Standard: JIS 7400-1996

3. Hydraulic Test Pressure: Body- 2.1Mpa, Seat-1.54Mpa~0.4Mpa

4. Flange Standard: JIS B2220 - 10K

Max Working Pressure:
Fluid Condition Max Working Pressure (Mpa)
Oil and pulsation water 1.0
non-shock water of 120℃ or less 1.4
Main Material:

1-Body: Cast Iron

2-Bonnet: Cast Iron

3-Disc: Bronze

4-Seat: Bronze

5-Gasket: non-asbestos

Main Size List(mm):

IMPA Code Size L D C t No of Bolt h H
751431 50 210 155 120 20 4 19 109
751432 65 240 175 140 22 4 19 126
751433 80 270 185 150 22 8 19 136
751434 100 300 210 175 24 8 19 153
751435 125 350 250 210 24 8 23 180
751436 150 400 280 240 26 8 23 205
751437 200 480 330 290 26 12 23 242