ASME Cryogenic Split-Body Ball Valves

Material: Stainless Steel Driving Mode: Manual Channel: Straight Through Type Type: Flexible Ball Valve Temperature: Normal Temperature Size: 2′′-24′′ O-Ring Sealing: PTFE,NBR,Rptfe Trademark: FYV Origin: Wenzhou, Zhejiang Connection Form: Flange Nominal Pressure: ANSI CLASS 150-900 Structure: Flexible Ball Valve Function: Relief Valve Application: Industrial Usage Class: 150 ~ 600 Lb Operation: Gearbox Specification: CE, SGS HS Code: 8481804090 Design Features:
Meets ASME B16.5, ASME B16.34, API 608, API 598.
Face-to-face dimensions meet ASME B16.10 long pattern.
Gear actuator standard on NPS 8-24 (DN 200-600) SB-150/300 and NPS 6 -12 (DN 150-300) SB-600 valves.
Memoryseal seats compensate automatically for wear and fluctuations of pressure and temperature.
Long cycle life.
Low torques.
Blowout-proof stem.
Stem bearing reduces side thrust.
Multiple solid PTFE or chevron type stem seal (adjustable).
Live-loaded thrust washer prevents galling and provides secondary stem seal.
Fully enclosed spiral wound graphite filled stainless body gasket.
Locking devices optional on NPS 1? 2- 6 (DN 15-150) valves (SB-600 up to NPS 4 (DN 100).
Air vent on all balls.
Fire safe to API 607, BS 6755
 

NO.	Part Name	AS to ASTM		SS to ASTM
		Type LF2	Type LF3	Type F304(L)	Type F316(L)
1	Body	A350 LF2	A350 LF3	A182 F304(L)	A182 F316(L)
2	Seat Ring	A276 420	A276 410	A276 304(L)	A276 316(L)
3	Wedge	A350 LF2	A350 LF3	A182 F304(L)	A182 F316(L)
4	Gasket	Corrugated SS + graphite		SS + PTFE
5	Bonnet	A350 LF2	A350 LF3	A182 F304(L)	A182 F316(L)
6	Bonnet Bolt	A193 B7	A193 B7	A193 B8	A193 B8M
7	Stem	A182 F6	A182 F6	A182 F304(L)	A182 F316(L)
8	Stem Packing	Flexible Graphite		PTFE
9	Pin	A276 420		A276 304
10	Gland Eyebolt	A193 B7	A193 B16	A193 B8	A193 B8M
11	Gland	A276 410		A182 F304(L)	A182 F316(L)
12	Gland Flange	A105	A182 F11	A182 F304(L)	A182 F316(L)
13	Gland Nut	A194 2H	A194 4	A194 8	A194 8M
14	Yoke Nut	A276 420
15	Bearing Gasket	A473 431
16	Nameplate	SS
17	H.W. Lock Nut	A194 2H	A194 4	A194 8	A194 8M
18	Hand wheel	A197
Suitable Temperature		40ºC	101ºC	196ºC

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