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Top Double Eccentric Semi – Ball Valve Series

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Product Detail

Product Tags

Performance Specification

Pressure Testing pressure at constant temperature (MPa) Applicable temperature Applicable medium

 

The shell testing High-pressure seal Low-pressure seal
Nominal rating pressure(PN) 1.6 2.4 1.76 0.6  

-29~121℃
or upon the user requirement

Natural gas,liquefied gas,coal gas,oil,water, requirement

2.5 3.75 2.75 0.6
4.0 6.0 4.4 0.6
6.4 9.6 7.04 0.6
10.0 15.0 11.0 0.6
16.0 24.0 17.6 0.6
Pressure classes(Class) 150 2.94 2.16 0.6
300 7.67 5.62 0.6
400 10.2 7.48 0.6
600 15.3 11.23 0.6
900 23.0 16.85 0.6
1500 39.0 28.6 0.6

Technical Specification

Design standard GB/T 12237-2007/API 6D/API 608
Test & inspection GB/T 13927-2008;/API 598
Flanged connection GB/T 9113.1-2000;/ASME B16.5 JB/T79.1~4-1994
Face to Face JD-2004;GB/T 12221-2005 ASME B16.10

Major Parts Material Form

NO. Name Materials
1 Body WCB ZG1Cr18Ni9Ti ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti ZG15Cr1Mo1V
2 Back cover Q235A 1Cr18Ni9Ti  1Cr18Ni9Ti 0Cr18Ni12Mo2Ti 25Cr2Mo1V
3 Axle sleeve SF-1 FB090 FB090 FB316 FB090
4 Lower stem 20Cr13 1Cr18Ni9Ti 1Cr18Ni9Ti 0Cr18Ni12Mo2Ti 1Cr18Ni9Ti
5 Ball WCB ZG1Cr18Ni9Ti ZG1Cr18Ni9Ti ZG0Cr18Ni12Mo2Ti ZG15Cr1Mo1V
6 Pressure Plate Q235A 1Cr18Ni9Ti 1Cr18Ni9Ti

 

0Cr18Ni12Mo2Ti 25Cr2Mo1V
7 Seat Q235A+PTFE 1Cr18Ni9T/PTFE 1Cr18Ni9Ti/PTFE

 

0Cr18Ni12Mo2Ti/PTFE 25Cr2Mo1V/PTFE
8 Ball crown 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni9Ti 0Cr18Ni12Mo2Ti 1Cr18Ni9Ti
9 Axle sleeve SF-1 FB090 FB090 FB316 FB090
10 Upper stem 20Cr13 1Cr18Ni9Ti  1Cr18Ni9Ti

 

0Cr18Ni12Mo2Ti 1Cr18Ni9Ti
11 Packing Plate WCB  ZG1Cr18Ni9Ti ZG1Cr18Ni9Ti ZG0Cr18Ni12Mo2Ti ZG15Cr1Mo1V
12 Bonnet WCB  ZG1Cr18Ni9Ti ZG1Cr18Ni9Ti ZG0Cr18Ni12Mo2Ti ZG15Cr1Mo1V

 

13 Bolts 35CrMoA 0Cr18Ni9 0Cr18Ni9 0Cr18Ni9 15Cr1Mo1V
14 Nuts 45 0Cr18Ni9 0Cr18Ni9 0Cr18Ni9 20CrMo
15 Packing Flexible graphite Flexible graphite Flexible graphite Flexible graphite Flexible graphite
16 Gland WCB LCB ZG1Cr18Ni9Ti ZG0Cr18Ni12Mo2Ti ZG15Cr1Mo1V

 

17 Yoke WCB WCB WCB WCB WCB

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