GB fixed cast steel ball valve

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GB fixed cast steel ball valve

Product model: Q (3,6,7,8,9) 47F (N , P)
Design criteria: GB / T 12237 GB / T 19627, API 6D
Length of the structure: GB / T 12221, API 6D ASME B16.10
Method Blue Size: GB / T 9113 JB / T 79, SME B16.5 ASME B16.47
Main Material: WCB, A216-WCB
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Flange connection Fixed cast steel ball valve Q (3,6,7,8,9) 47F (N, P)

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Specifications

Design StandardGB / T 12237 GB / T 19627API 6D
Structure Length Face to FaceGB / T 12221API 6D ASME B16.10
Flange Size Flanged SizeGB / T 9113 JB / T 79ASME B16.5 ASME B16.47
Inspection and InspectionJB / T 9092 GB / T 19627API 598 API 6D

Note: 1, series valve connection flange end size can be designed and manufactured according to user requirements 
 2, DN> 1000 (40 ") valve design standards by" long-distance pipeline valve technical conditions "
 

Main parts material

No. Part Name Material
GBASTM
1Left body BonnetWCBA216-WCB
2Studs35CrMoAA193-B7
3Nut nut35A194-2H
4Bottom cover Bottom Cover25A105
5Gasket Flexible Graphite + Stainless Steel 
Graphite + stainless steel		Flexible Graphite + Stainless Steel 
Graphite + stainless steel
6Under the stem1Cr13A182-F6a
7O-ring "O" RingVitonViton
8Gasket Flexible Graphite + Stainless Steel 
Graphite + stainless steel		Flexible graphite + stainless steel 
+ stainless steel
9Body BodyWCBA216-WCB
10Sewage plug 
Blow down stopple		25A105
11Grease injection 
Grease injection valve		Assembly 
       Assembled		Assembly 
Assembled
12Spring Spring60Si2MnInconelX-750
13O-ring "O" RingVitonViton
14Seat Seat25A105
15Ring 
Sealing ring		PTFEPTFE
16Ball BallWCB + ENPA216-WCB + ENP
17On the stem1Cr13A182-F6a
18Key45AISI C 1045
19Filler pad 
Packing seat		2Cr13A276-420
20Packing Flexible Graphite + Stainless Steel 
Graphite + stainless stee		Flexible Graphite + Stainless Steel 
Graphite + stainless stee
twenty oneO-ring "O" RingVitonViton
22Gasket Flexible Graphite + Stainless Steel 
Graphite + stainless stee		Flexible Graphite + Stainless Steel 
Graphite + stainless stee
twenty threeCover25A105
24O-ring "O" RingVitonViton
25Packing glandWCBA216-WCB
26Stent YokeWCBA216-WCB
27Connection Set45AISI C 1045


Shape and connection dimensions

Nominal diameterMain dimensions and connection dimensions
LDD1D2bZdHH1D0
50178160125100164-1816085-
65191180140120184-1817095-
80206195160135208-18200110-
100229215180155208-18210120-
125356245210185228-18350215-
150394280240210248-23530190-
2004573352952652612-23575230600
2505334053553203012-25585260600
3006104604103753012-25730300600
3506865204704353416-25860350800
4007625805254853616-30935395800
4508646405855454020-30975440800
5009127056506084420-341060485800
60010678407707184820-411170591800
70012459108407885024-411270686800
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