China Jingjia Valve (Group)  Co., Ltd.
Hotline:+86-577-67987115  Email:sales@cn-jingjia.com     
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Fix proportiaonal type relief valve
Detailed information

一、 Structures Charac Teris Tice

Y43X-1O/16, Y13X-1O/16T(p) series proportional pressure reducing valves consist of valve body, piston, gland,O-ring, seal pad etc. parts. The valve is set with a floating piston in its internal cavity and changes the pressure status at water inlet and outlet by means of the pressure difference caused by the different hori-zontal areas on both sides of the piston. The area difference on both sides of the piston with the pipeline subjected to pressure makes the pressure difference on water in and out at both inlet and outket of the valve, thus getting the purpose of pressure reductrion. This valve can reduce both “dynamic” and “static”pressures, has a strict and brand-new structure, smooth movement, exquisite volume, light weight and is easy to be mounted and maintained, wearable and leak-preventing. It is made with advanced workmanship and surface treatment, therefore is corrosion-proof and rust-proof without pollution to water nature.

The standard pressure ratios provided by this Co. are available with: 2:1, 3:1, 3:2, 4:1, 5:1, 5:2 etc., and those pressure reducing valves with special ratios can also be designed upon the users’requirement.

二、 Main Technique Number

Type Y13X-10/16 Y43X-10/16
 Type of connection  Endo screw thread  Flange
Applicable motium  Water、Air
Applicable temperature ≤90℃
 Working pressure 1.0MPa、1.6MPa、2.5MPa
 Pressure error 士 2.5%
 Minimum opening pressure 2:1 0.2MPa
3:1 0.3MPa
4:1 0.3MPa
5:2 0.2MPa

三、Material For Main Parts

 Name of parts  Materials
Body、Gland  Cl、Stell casting、Bronze、  Stainless steel
 Piston  Bronze or Stainless steel

四、Main External And Connecting Dimensions
Table 1

 Type Y13X-10/16       2:1、3:1、3:2、4:1、5:1、5:2
DN(mm) 15 20 25 32 40 50
G(mm) 1/2″ 3/4″  1″ 11/4″ 11/2″ 2″
L(mm) 80 80 90 100 110 120
D(mm) 53 58 63 69 75 86

Table 2

 Type Y43X-10/16              2:1、311、3:2、4:1、5:1、5:2
Nominal diameter DN(mm) L D D1 D2 b n-φd
50 85 165 125 102 20 4-18
65 102 185 145 122 20 4-18
80 122 200 160 133 22 8-18
100 140 220 180 158 24 8-18
125 160 250 210 184 26 8-18
150 175 285 240 212 26 8-22
200 230 340 295 268 28/30 8-22/12-22


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Add:Dong’ou Industrial Zone, Wenzhou, Zhejiang, China
Tel:+86-577-67987115  Fax:+86-577-67987118  Email:sales@cn-jingjia.com
Release all :China Jingjia Valve (Group) Co., Ltd. Technical support :Global pump and valve trade [Manager]
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