Forged steel cryogenic valves

Cryogenic gate valves

Design and manufacture conform to API 602 , BS5352 , B16.34
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 , outside screw and yoke
Welded bonnet , outside screw and yoke
Materials conform to ANSI/ASTM
Main materials:
LF2 , LF3 , 304(L) , 316(L) , F347 , F321 , F51

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	A 105/F6a	A105/F6aHFS	LF2/304	F11/F6aHF	F304(L) 304(L)	F316(L) 316(L)	F51 F51
1	Body	-	-	LF2	LF3	F304(L)	F316(L)	F51
2	Seat ring	-	-	304	304	304(L)	316(L)	F51
3	Wedge Disc	-	-	F304	F304	F304(L)	F316(L)	F51
4	Stem	-	-	304	F304	304(L)	316(L)	F51
5	Gasket	-	-	304+ flexible grahite	304+ flexible grahite	304+ flexible grahite	316+ flexible grahite	316+ flexible grahite
6	Bonnet	-	-	LF2	FL3	F304(L)	F316(L)	F51
7	Bolt	-	-	L7	L7	B8	B8	B8
8	Pin	-	-	410	410	304	304	304
9	Gland	-	-	304	304	304	316	F51
10	Gland eyebolt	-	-	L7	L7	B8(M)	B8(M)	B8M
11	Gland flange	-	-	LF2	LF3	F304	F304	F304
12	Hex nut	-	-	2H	2H	8(M)	8(M)	8M
13	Stem nut	-	-	410	410	410	410	410
14	Locking nut	-	-	35	35	35	35	35
15	Nameplate	-	-	AL	AL	AL	AL	AL
16	Handwheel	-	-	A197	A197	A197	A197	A197
18	Packing	-	-	Graphite	Graphite	Graphite	Graphite	Graphite