ANSI Standard Flanged Bellow Seal Gate Valve Gwz41h)

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Model NO.: GWZ41H
Standard: DIN
Model No: Gwz41h
Size: 1/2"-20"
Category: Bellow Seal Valve
Connection: Flanged
Medium: Water, Steam, Oil, etc.
Working Temperature: -20 Deg C to 350 Deg C
Usage: Flow Control
Trademark: GOOLE, OEM
Transport Package: Plywood Case
Specification: CE, SGS, TUV
Origin: Wenzhou, Zhejiang, China
HS Code: 8481804090
Structural Features:

 Construction:  BB-BG-OS&Y
 Operation:  Manual, Pneumatic
 Design Standard:  API6D API600
 Face to Face Dimension: ASME B16.10
 Flange Ends: ASME B16.5
 Test & Inspection:  API 598
                                                        
Technical Specifications:

Pressure Rating: Class: 150lb-900lb
Specification: 1/2"-14"
Material: WCB,CF8,CF3
Standard flanges: ANSI
PN (MPa) Shell Test (MPa) Sealing Test (MPa) Suitable Temp (ºC) Suitable Medium
150 3.0 2.2 -20ºC-350ºC Water, Steam, Oil, Etc.
300 7.5 5.5
600 15 11

Main Parts Materials:
 
NO. PART NAME MATERIAL
1 Body GS-C25, CF8, CF3
2 Disc 2Cr13, F304, F316
3 Hinge Pin F304, F316
4 Bellows combination F304, F316
5 Bonnet GS-C25, CF8, CF3
6 Packing Flexible graphite, PTFE
7 Gland 25#,  F304, F316
8 Locator 25#,  F304, F316
9 Stem Nut ZQA19-4
10 Hand wheel Carbon Steel
11 Cap 25#
12 Oil Nozzle Brass
13 Hexagon Nut ASTM A193 2H, A193-8, A193-8M
14 Bolt ASTM A193 B7, A193-B8, A193-B8M
15 Gasket Flexible graphite+S.S. PTFE
16 Stem 2Cr13, F304, F316
 
Main Dimension:
 
PN PN16
DN 15 20 25 32 40 50 65 80 100 125 150 200 250 300
L 130 150 160 180 200 230 200 310 350 400 480 600 730 850
H 195 195 207 218 225 230 272 290 355 410 425 540 665 720
W 120 120 140 140 160 180 180 200 250 300 300 100 520 520
Wt.(kg) 4 4.5 5 7 9 12 18.5 23 38.5 56 75 113.5 235 395
H 7 7 12 13 14 15 19 23 28 35 42 52 64 75
kv 4.2 7.4 12 19 30 47 77 120 188 288 410 725 1145 1635
 
PN PN25
DN 15 20 25 32 40 50 65 80 100 125 150 200 250 300
L 130 150 160 180 200 230 200 310 350 400 480 600 730 850
H 195 195 207 218 225 230 272 290 355 410 425 540 665 720
W 120 120 140 140 160 180 180 200 250 300 300 100 520 520
Wt.(kg) 4 4.5 5 7 9 12 18.5 23 38.5 56 75 113.5 235 395
H 7 7 12 13 14 15 19 23 28 35 42 52 64 75
kv 4.2 7.4 12 19 30 47 77 120 188 288 410 725 1145 1635
 
PN PN40
DN 15 20 25 32 40 50 65 80 100 125 150 200 250 300
L 130 150 160 180 200 230 200 310 350 400 480 600 730 850
H 195 195 207 218 225 230 272 290 355 410 425 540 665 720
W 120 120 140 140 160 180 180 200 250 300 300 100 520 520
Wt.(kg) 4 4.5 5 7 9 12 18.5 23 38.5 56 75 113.5 235 395
H 7 7 12 13 14 15 19 23 28 35 42 52 64 75
kv 4.2 7.4 12 19 30 47 77 120 188 288 410 725 1145 1635
 
Application.

ANSIStandard Bellow Sealed Gate valve 
( Os & Y Type ) is applied to various kinds of working conditions of pipelines such as petroleum, chemical industry, pharmacy, fertilizer, and power industry, etc, under nominal pressure in the PN1.6-40 MPa and operating temperature at -20 - 350ºC, that is used to cut off or connected to the pipeline medium.

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