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Pressure sealing gate valves

Carbon steel temperature- pressure rate:CL 1500-3705 PS.I @ 100°F CL 2500-6170 PS.I @ 100°F
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mingyi

Carbon steel temperature- pressure rate
CL 1500-3705 PS.I @ 100°F CL 2500-6170 PS.I @ 100°F
 

Application standards
1.Design and manufacture conform to: API 602、BS5352. ANSI B16.34;


2.Connection ends conform to:
1)Socket welded dimension conform to ANSI B16.11JB/T1751
2)Screw ends dimension conform to ANSI B1.20.1JB/T7306
3)Butt- welded conform to ANSI B16.25,JB/T12224
4)Flanged ends conform to ANSI B16.5.JB79


3、Test and inspection conform to:API 598, GB/T13927, JB/T9092


4、Structure features:A threaded and pressure seal bonnet


5.Materials conform to ANSI/ASTM。


6.Main materials:
A105; LF2; F5; F11; F22; 304(); 316(L);
F347; F321; F91; Monel; 20Alloy.

 

Main part materials list

 

No. Part name A105/F6a A105/F6aHFS LF2/304 F11/F6aHF F304(L)/304(L) F316(L)/316(L) F91/410HF
1 Body A105 A105 LF2 F11 F304(L) F316(L) F91
2 Seat 410 410HF 304 410HF 304(L) 316(L) 410HF
3 Wedge F6a F6a F304 F3aHF F304(L) F316(L) F6aHF
4 Stem 410 410 304 410 304(L) 316(L) 410
6 Bonnet A105 A105 LF2 F11 F304(L) F316(L) F91
8 Pin 410 410 410 410 304 304 410
9 Gland 410 410 304 410 304 316 410
10 Gland eybolt B7 B7 L7 B16 B8(M) B8(M) B8
11 Gland flange A105 A105 LF2 F11 F304 F304 F91
12 Hex nut 2H 2H 2H 2H 8(M) 8(M) 8
13 Stem nut 410 410 410 410 410 410 410
14 Locking nut 35 35 35 35 35 35 35
15 Nameplate AL AL AL AL AL AL AL
16 Handwheel A197 A197 A197 A197 A197 A197 A190
17 Lubricating gasket 410 410 410 410 410 410 410
18 Packing Graphite Graphite Graphite Graphite Graphite Graphite Graphite
19 Stop nut 35 35 35 35 35 35 35
23 Seal gasket 420 420 304 304 304(L) 316(L) 420
24 P.S.ring 304 304 304 304 304 316 316
25 P.S.seat 420 420 304 304 304(L) 316(L) F91
26 Nut pad 410 410 410 410 410 410 410
27 Draw-in stud Cast steel Cast steel Cast steel Cast steel Stainless steel Stainless steel Cast steel

 

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Pressure sealing gate valves
Design and manufacture
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