DQ Marine

Marine Equipment & Technical Supplies

TECHNICAL DATASHEET Issued 2026-08-21

DQ MARINE PRODUCT DATA

Marine Cast Steel 5K Screw Down Check Globe Valve JIS F7311C

Category
JIS Marine Valve
Origin
China
Marine Cast Steel 5K Screw Down Check Globe Valve JIS F7311C

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-steel-5k-screw-down-check-globe-valve-jis-f7311c
Standard JIS F7311C
Origin China

Technical Information

China Marine Cast Steel 5K Screw Down Check Globe Valve JIS F7311C:

Marine Cast Steel 5K Screw Down Check Globe Valve JIS F7311C is used on sea water of ballast and other cargo oil pipelines in ships.

Technical Specification:

1. Design and manufacturing standard: JIS F7311C

2. Inspection and Test standard: JIS F7400

3. Hydraulic Pressure Test: Body---1.05Mpa, Seat---0.77~0.4Mpa

4. Connection Type: Flange

5. Flange Standard: JIS B2220 5K

6. Warranty: 12months

7. Function: shut off/turn on the medium, control the flow rate and prevent the backflow of medium.

Max Working Pressure:
Fluid Condition Max Working Pressure (Mpa)
Oil and pulsation water 0.5
Non-shock water of 120℃ or less 0.7
Main Material:

Class B:

1.Body/Bonnet---Cast Iron

2. Seat---Bronze

3. Disc---Bronze

4. Stem---Brass

Class S:

1.Body/Bonnet---Cast Iron

2. Seat---Stainless Steel

3. Disc---Stainless Steel

4. Stem---Stainless Steel

Main Size(mm):

Size L Flange diam. (D) Pitch (C) No of Bolt Hole h t H D2 Weight
50 210 130 105 4 15 16 270 160 14.8
65 250 155 130 4 15 18 300 180 21.3
80 280 180 145 4 19 18 310 180 27.6
100 340 200 165 8 19 20 360 224 40.4
125 410 235 200 8 19 20 390 250 57.9
150 480 265 230 8 19 22 445 280 80.9
200 570 320 280 8 23 24 530 315 139
250 740 385 345 12 23 26 650 355 243
300 840 430 390 12 23 28 740 400 320