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Marine Equipment

Marine Flanged Air Pressure Reducing Valve HDMV21

Marine Air Pressure Reducing Valve is used for marine compressed air pipe system. It can keep outlet pressure stable. Technical Specification: Standard:CB/T3656-94 for reference....

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Marine Flanged Air Pressure Reducing Valve HDMV21

Category: CB Marine Pressure Reducing Valve
Certificate: ABS, LR, BV, DNVGL, NK, KR, IRS, RMRS, CCS
FOB Price: Get Latest Price Now
Warranty: 12 Months unless specified otherwise
Place of Origin: China
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China Marine Flanged Air Pressure Reducing Valve HDMV21:

Marine Air Pressure Reducing Valve is used for marine compressed air pipe system. It can keep outlet pressure stable.

Technical Specification:

Standard:CB/T3656-94 for reference.

Nominal Size: DN15~DN150

Inlet Pressure: 1.0~3.0Mpa

Outlet Pressure:0.05~1.0Mpa

Pressure Class Inlet Pressure P1 (Mpa) Outlet Pressure P2(Mpa)
A 3.0 1.0~0.7
B 3.0 <0.7~0.2
C 1.0 0.4~0.05

Main Parts & Material:

Body-Bronze, Cast Iron, Cast Steel

Bonnet-Bronze,Cast Iron, Cast Steel

Spring-60Si2MnA

Film-Rubber

Main Size(mm):

Nominal Size Structure Size Flange Size
L H h D D1 D2 n d0
20 180 295 121 105 75 58 4 14
25 180 295 121 115 85 68 4 14
40 200 298 130 150 110 88 4 18

Note: the flange size in the above list is as per GB2501 PN2.5. The flange size also can be manufactured according to JIS, ANSI, DIN standard.

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  12. SELECT `id`,`title`,`slug`,`pid`,`sort` FROM `nl_category` WHERE ( `id` = 384 ) ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000168s ]
  13. SHOW FULL COLUMNS FROM `nl_type` [ RunTime:0.000292s ]
  14. SELECT * FROM `nl_type` WHERE ( `tid` = 2 ) ORDER BY `tid` DESC LIMIT 1 [ RunTime:0.000148s ]
  15. SELECT `id`,`title`,`slug`,`showpic`,`images`,`pic_arr`,`content` FROM `nl_post` WHERE `pid` = 384 AND `id` <> 2654 AND `hide` <> 1 LIMIT 12 [ RunTime:0.019969s ]
  16. SELECT `id`,`title`,`slug`,`showpic`,`images`,`pic_arr`,`content` FROM `nl_post` WHERE `id` IN (2943,592,6945,6024,359,3114,7332,3744,1780,3210,473,4886,417,616) AND `hide` <> 1 LIMIT 12 [ RunTime:0.000497s ]
  17. UPDATE `nl_post` SET `page_view` = `page_view` + 1 WHERE `id` = 2654 [ RunTime:0.000193s ]
0.072201s