DQ Marine

Marine Equipment & Technical Supplies

TECHNICAL DATASHEET Issued 2026-08-23

DQ MARINE PRODUCT DATA

Water Pressure Reducing Valve CB/T624-1995

Category
GB/CB/CBM Valve
Origin
China
Water Pressure Reducing Valve CB/T624-1995

Product Overview

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

Key Specifications

Category GB/CB/CBM Valve
Model / SKU water-pressure-reducing-valve-cb-t624-1995
Standard CB/T624-1995, CBM1079-81
Origin China

Technical Information

China Water Pressure Reducing Valve CB/T624-1995:

Water Pressure Reducing Valve CB/T624-1995 is used on the marine fresh water or sea water pipe system to keep the outlet pressure stable.

Technical Data:

Design Standard: CB/T624-1995, CBM1079-81

Nominal Diameter Max Flow Rate Inlet Pressure P1 Outlet Pressure P2
mm m3/h Mpa Mpa
15 8 0.8~1.6 0.2~0.8
20 9 0.8~1.6 0.2~0.8
25 10 0.8~1.6 0.2~0.8
32 11 0.8~1.6 0.2~0.8
40 18 0.8~1.6 0.2~0.8
50 28 0.8~1.6 0.2~0.8
65 48 0.8~1.6 0.2~0.8
80 72 0.8~1.6 0.2~0.8

Main Parts & Material:

Body-Bronze

Bonnet-Cast Steel / Bronze

Disc-Brass

Stem-Bronze

Spring-60Si2MnA

Main Size(mm):

Type A Size List (Flange as per GB569):

nominal
diameter 		Structure Dimension Thickness δ Inlet flange bolt Outlet flange bolt weight
(Kg)
L H H1 D D1 D2 d b n个 Th. D3 D4 D5 d1 b1 n Th.
32 190 320 72 5 115 83 64 15 13 6 M14 115 83 64 15 13 6 M14 10.7
40 200 325 79 5 125 93 74 15 14 6 M14 125 93 74 15 14 6 M14 12.9
50 210 370 87 5 135 103 84 15 14 6 M14 135 103 84 15 14 6 M14 17.3
65 240 420 93 6 170 132 110 17 17 8 M16 155 123 104 15 14 6 M14 24.2
80 260 465 110 6 185 147 126 17 19 8 M16 170 138 118 15 14 8 M14 30.3

Type AS Size List (Flange as per GB2501):

nominal
diameter 		Structure Dimension Thickness δ Inlet flange bolt weight
(Kg)
L H H1 D D1 D2 d b n Th.
32 190 320 72 5 140 100 78 18 15 4 M16 11.2
40 200 325 79 5 150 110 88 18 16 4 M16 13.4
50 210 370 87 5 165 125 102 18 17 4 M16 17.8
65 240 420 93 6 185 145 122 18 17 4 M16 24.7
80 260 465 110 6 200 160 133 18 19 8 M16 30.8