Application standards
1. Design and manufacture conform to BS5352 , MSS SP - 118;
2. Connection ends conform to
1. Socket welded ends conform to ANSI B16.11 , JB/T1751
2. Screw ends ends conform to ANSI B1.20.1 , JB/T7306
3. Butt-welded ends conform to ANSI B 16.25 , JB/T12224
4. Flanged ends conform to ANSI B16.5 , JB79
3. Test and inspection conform to: API598 , GB/T13927 , JB/T9092
4. Structure features:
A threaded and pressure seal bonnet ; Y type and T type
5. Materials conform to ANSI/ASTM
6. Main materials:
A105 , LF2 , F5 , F11 , F22 , 304(L) , 316(L) , F347 , F321 , F91 , Monel , 20 Alloy
Carbon steel temperature-pressure rate
CL1500 - 3705 P.S.I @ 100oF
CL2500 - 6170 P.S.I @ 100oF
Main part materials list
|
No.
|
Part name
|
A 105/F6a
|
A105/F6aHFS
|
LF2/304
|
F11/F6aHF
|
F304(L)
304(L)
|
F316(L)
316(L)
|
F91
410HF
|
|
1
|
Body
|
A105
|
A105 + HF
|
LF2
|
F11 + HF
|
F304(L)
|
F316(L)
|
F91+ HF
|
|
3
|
Disc
|
410
|
410
|
304
|
410
|
304(L)
|
316(L)
|
410 + HF
|
|
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 eyebolt
|
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
|
A197
|
|
18
|
Packing
|
Graphite
|
Graphite
|
Graphite
|
Graphite
|
Graphite
|
Graphite
|
Graphite
|
|
21
|
Stem pad
|
420
|
420
|
420
|
420
|
316SH
|
316SH
|
420
|
|
22
|
Disc nut
|
410
|
410
|
410
|
410
|
304(L)
|
316(L)
|
410
|
|
23
|
Seal ring gasket
|
420
|
420
|
304
|
304
|
304
|
316
|
304
|
|
24
|
P.S ring
|
304
|
304
|
304
|
304
|
304
|
316
|
304
|
|
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 nut
|
Cast steel
|
Cast steel
|
Cast steel
|
Cast steel
|
Stainless steel
|
stainless steel
|
Cast steel
|
