Forged steel cryogenic valves

Cryogenic ball valves

Design and manufacture conform to BS5352 ;
Connection ends conform to
1. Socket welded ends conform to ANSI B16.11 , JB/T1751
2. Screw 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
Test and inspection conform to: API598 , GB/T13927 , JB/T9092
Structure features:
Bolted bonnet , three-pipce
Materials conform to ANSI/ASTM
Main materials:
A105 , LF2 , F5 , F11 , F22 , 304(L) , 316(L) , F347 , F321 , F91 , Monel , 20 Alloy

CL150 - 285 P.S.I @ 100^oF
CL300 - 740 P.S.I @ 100^oF
CL600 - 1480 P.S.I @ 100^oF
CL800 - 1975 P.S.I @ 100^oF
CL1500 - 3705 P.S.I @ 100^oF

No.	Part name	LF2/304	LF3/304	F304(L) 304(L)	F316(L) 316(L)	F51 F51
1	Body	LF2	LF3	F304(L)	F316(L)	F51
2	Seat	PTFE	PTFE	APTFE	APTFE	APTFE
4	Stem	304	304	304(L)	316(L)	F51
5	Gasket	PTFE	PTFE	PTFE	PTFE	PTFE
11	Gland flange	LF2	LF2	304	304	304
14	Flat nut	8	8	8(M)	8(M)	8M
15	Nameplate	AL	AL	AL	AL	AL
18	Packing	PTFE& Flexible graphite	PTFE& Flexible graphite	PTFE& Flexible graphite	PTFE& Flexible graphite	PTFE& Flexible graphite
37	Screwed stud	L7	L7	B8	B8M	B8M
38	Nut	8	8	8(M)	8(M)	8M
40	Ball	F304	F304	F304(L)	F316(L)	F51
42	Back seat gasket	PTFE	PTFE	PTFE	PTFE	PTFE
43	Wrench	ANSI 1025	ANSI 1025	ANSI 1025	ANSI 1025	ANSI 1025
44	Socket head cap bolt	B8	B8	B8	B8M	B8M
46	Locating piece	ANSI 1025	ANSI 1025	ANSI 1025	ANSI 1025	ANSI 1025
49	Left bonnet	LF2	LF3	F304(L)	F316(L)	F51
50	Right bonnet	LF2	LF3	F304(L)	F316(L)	F51
52	Elastic washer	304	304	304	316	316
54	Screwed plug	LF2	LF3	304(L)	316(L)	F51