Marine Straight Fire Hydrant Valve GB/T2032-93 Type A/AS

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China Marine Straight Fire Hydrant Valve GB/T2032-93 Type A/AS:

Marine Flanged Fire Hydrant Valve GB/T2032-93 Type B/BS is the hose valve for fire-fighting system in the vessels, also called as marine fire valve.

Technical Specification:

Design Standard: GB/T2032-93, CBM1107-82

Test Standard: GB600

Flange size as per GB569, GB2501. Also be as per JIS, DIN, ANSI, BS standard. The adaptor can be Chinese type, BS type, Storz Typa, ANSI type, Nakajima type.

Nominal Pressure (Mpa) Nominal Diameter (mm) Applicable Medium
1.0 40--65 Sea water, fresh water

Main Parts & Material:

Body-Bronze or Brass

Bonnet-Bronze or Brass

Disc-Bronze or Brass

Stem-Bronze

Seal Face-Bronze or Brass

Adaptor-Brass

Main Size List(mm):

Type A/B (Flange as per GB569):

DN
(mm)
Structure Dimension Thickness δ Flange Bolt hand wheel Lift Range m Weight(kg)
L L1 H1 L2 H2
A B A B A B D D1 D2 d0 b n Th. Do S A B
40 240 134 85 70 181 154 90 70 5 125 93 74 14 14 6 M14 120 11 14 6.25 5.75
50 258 145 85 80 189 156 100 80 5 135 103 84 14 14 6 M14 120 11 16 7.82 7.27
65 294 170 100 95 220 125 120 90 6 155 123 104 15 14 6 M14 140 12 20 9.80 9.40

Type AS/BS (Flange as per GB2501):

DN
(mm)
Structure Dimension Thickness δ Flange Bolt hand wheel Lift Range m Weight(kg)
L L1 H1 L2 H2
AS BS AS BS AS BS D D1 D2 b d0 n Th. Do S AS BS
40 225 130 80 65 181 154 80 65 5 150 110 88 16 18 4 M16 120 11 14 7.25 6.65
50 238 145 85 75 189 156 85 75 5 165 125 102 17 18 4 M16 120 11 16 8.94 8.27
65 284 170 100 95 220 190 110 90 6 185 145 122 17 18 4 M16 140 12 20 10.70 10.30

The size when working pressure is 3Mpa

DN
(mm)
Structure Dimension Thickness δ Flange Bolt hand wheel Lift Range m Joint Weight(kg)
L H1 H
D D1 D2 d0 b n Th. Do S d0
40 62 90 326 5 125 93 74 15 14 6 M14 120 11 11 G1-1/2 7.6
50 75 95 353 6 135 103 84 15 14 6 M14 140 11 14 G2 9.8
60 82 115 416 7 170 132 110 17 17 8 M16 160 12 18 G2-1/2 12.6

A/AS-Straight Type

B/BS-Angle Type

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