DQ Marine

Marine Equipment & Technical Supplies

TECHNICAL DATASHEET Issued 2026-08-23

DQ MARINE PRODUCT DATA

Marine Bronze/Brass Spring Loaded Self-Closing Drain Valve JIS F7398U

Category
JIS Marine Valve
Origin
China
Marine Bronze/Brass Spring Loaded Self-Closing Drain Valve JIS F7398U

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-bronze-brass-self-closing-drain-valve-jis-f7398u
Standard JIS F7398-1996
Origin China

Technical Information

China Marine Bronze/Brass Spring Loaded Self-Closing Drain Valve JIS F7398U:

The detailed descriptions of Marine Self-Closing Drain Valve is marine fuel oil tank self-closing drain valve, and sometimes it is also called as self-closing valve or drain valve, spring loaded drain valve.It is used on the fuel oil tank to discharge the oil.

Technical Specification:

1.Design Standard: JIS F7398-1996

2.Test Standard: JIS 7400-1996

3. Connection Type: Flange

4. Flange Standard: JIS B2220 FF 5K or 10K

5.Max Working Pressure: 0.1Mpa

6.Hydraulic Test Pressure for Body: 0.15Mpa

7.Hydraulic Test Pressrue for Seat (Sealing): 0.11Mpa

8.Operation Way: Lever or Pushing

Main Material:

Body: Bronze / Brass

Bonnet: Bronze /Brass

Disc: Bronze /Brass

Stem: Brass

Lever: SS400

Gasket: non-asbestos

Main Data for Joining(mm):

DN d L L1 D C NO. h t H
5K15U 15 55 55 80 60 4 12 9 179
5K20U 20 65 65 85 65 4 12 10 187
5K25U 25 65 65 95 75 4 12 10 187
5K40U 40 90 100 120 95 4 15 12 229
5K50U 50 115 130 130 105 4 15 14 252
5K65U 65 135 155 155 130 4 15 14 252
10K15U 15 55 55 95 70 4 15 12 179
10K20U 20 65 65 100 75 4 15 14 187
10K25U 25 65 65 125 90 4 19 14 187
10K40U 40 90 100 140 105 4 19 16 229
10K50U 50 115 130 155 120 4 19 16 252
10K65U 65 135 155 175 140 4 19 18 252