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Standards Compliance:

Design and Manufacture: API RP 520

Face to Face(end to end): API 526

Test and Inspection: API 527

Main property specifiecation

Mormal PressurePN150300600900150
Body strengthPs(Mpa)3.07.51522.538
Set pressurePk(Mpa)0.1-21.6-53.2-108-2510-25
Seal pressurePm(Mpa)90%Pk
Reseation pressurePh(Mpa)≥90%Pk
Relieving PressurePp(Mpa)≤1.1Pk
Lift heightH(mm)≥1/4 d0
Appropriate             temp.≤200℃
Appropriate       MediumC (WCB)                                                      P, R (SS304, SS316)Gsa, Liquid                                                  Nitric, Acetic Acid, Gas, Liquid


Code of throat diameter

CodeDiameterCodeDiameter
D10L20
E13M55
F16N60
G20.5P72
H26Q96
J33R115
K40T148


Main Dimensions

WA44C150, WA44C150P, WA44C150R
Nominal Diameter (in)Dimensions(mm)  Inlet flange 150Lb
d0DD1D2btZ-ΦdDN'D'D1'D2'b'tZ'-Φd'LL1H
1/2" x 3/4"D8960.5351254-1520987043141.64-159090340
3/4" x 1"D9870431454-152510879.551151.64-159692350
1" x 11/2"D10879.5511554-154012798.573181.64-15115105360
1" x 2"D10879.5511554-1550152120.592181.64-19115105360
11/2" x 2"G12798.5731854-1550152120.592181.64-19121124380
11/2" x 21/2"G12798.5731854-1565178139.5105201.64-19121124390
11/2" x3"G12798.5731854-1580190152.5127221.64-19124130390
2" x21/2"H152120.5921854-1965178139.5105201.64-19124130410
2" x 3"J152120.5921854-1980190152.5127221.64-19124130410
21/2" x 4"J178139.51052054-19100229190.5157241.68-19143137410
3" x 4"L190152.51272254-19100229190.5157241.68-19162156480
4" x 6"N229190.515724108-19150279241.5216261.68-22210197560
6" x 8"P279241.521626108-22200343298.5270291.68-22241240790
8" x10"R343298.527029108-22250406362324311.612-25279276840
12" x14"T483432381321012-25350533476413351.612-29370360920

Remark: 150Lb for outlet flange


WA44C300, WA44C300P, WA44C300R
Nominal Diameter (in)Dimensions(mm)  Inlet flange 300Lb
d0DD1D2btZ-ΦdDN'D'D1'D2'b'tZ'-Φd'LL1H
1/2" x 3/4"D9566.5351554-1520987043141.64-159090340
3/4" x 1"D11782.5431654-192510879.551151.64-159692350
1" x 11/2"D12489511854-194012798.573181.64-15115105360
1" x 2"D12489511854-1950152120.592181.64-19115105360
11/2" x 2"F156114.5732054-2250152120.592181.64-19121124380
11/2" x 21/2"F156114.5732054-2265178139.5105201.64-19121124390
11/2" x3"F156114.5732054-2280190152.5127221.64-19124130390
2" x21/2"H165127922258-1965178139.5105201.64-19124130410
2" x 3"H165127922258-1980190152.5127221.64-19124130410
21/2" x 4"J1901491052458-22100229190.5157241.68-19143137410
3" x 4"L210168.51272858-22100229190.5157241.68-19162156480
4" x 6"N25420015732108-22150279241.5216261.68-22210197560
6" x 8"P318270216381012-22200343298.5270291.68-22241240790
8" x10"R381330270421012-25250406362324311.612-25279276840

VRemark: 150Lb for outlet flange


WA44C600, WA44C600P, WA44C600R
Nominal Diameter (in)Dimensions(mm)  Inlet flange  600Lb
d0DD1D2btZ-ΦdDN'D'D1'D2'b'tZ'-Φd'LL1H
3/4" x 1"D11882.5431674-192510879.551151.64-159692360
1" x 2"D12489511974-1950152120.592181.64-19115105370
11/2" x 2"F156114.5732274-2250152120.592181.64-19152124370
11/2" x 21/2"F156114.5732274-2265178139.5105201.64-19152124390
11/2" x3"F156114.5732274-2280190152.5127221.64-19152124400
2" x21/2"H165127922678-1965178139.5105201.64-19162154400
2" x 3"H165127922678-1980190152.5127221.64-19162154420
21/2" x 4"K1901491002978-22100229190.5157241.68-19143165420
3" x 4"K21016812732108-22100229190.5157241.68-19162155480
4" x 6"N27321615738108-25150279241.5216261.68-22210200560
6" x 8"P356292216461012-29200343298.5270291.68-22241240790

Remark: 150Lb for outlet flange


WA44C900, WA44C900P, WA44C900R
Nominal Diameter (in)Dimensions(mm) Inlet flange  900Lb
d0DD1D2btZ-ΦdDN'D'D1'D2'b'tZ'-Φd'LL1H
11/2" x 2"F178123.87332104-2950152120.592181.64-19165124380
2" x 3"H216165.19238108-2680190152.5127221.64-19162154420
3" x 4"J241190.512738108-26100229190.5157241.68-19181184480
4" x 6"K292234.915744128-32150279241.5216261.68-22222197560

Remark: 150Lb for outlet flange


Materials for main parts

NOName of partMaterials WA44Y-CMaterials WA44Y-PMaterials WA44Y-R
1BodyWCB304316
2Nozzle2Cr13/ 304304316
3Adjusting Ring2Cr13/ 304304316
4Disc2Cr13/ 304304316
5Guide sleeve2Cr13/ 304304316
6BonnetZG230-450ZG230-450ZG230-450
7Spring50CrVA50CrVA coated teflon50CrVA coated teflon
8Stem2Cr13304316
9Adjusting bolt452Cr132Cr13
10CapZG200-400ZG200-400ZG200-400
11Bellows304316316
Sealing surface of material "H" depositing D507,  "Y" depositing stellite

Essential:

Valves are delivered at a set pressure, therefore when ordering 

Please confirm set pressure, medium and temperature

TS

Safety accessory and Safety protection device 

Manufacture License of Special Equipment, People's republic of China


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WA44C

Vented bonnet with packed lever