Cryogenic forged steel ball valve Class 800 900

Cryogenic forged steel ball valve Class 800 900 Product introduction

Cryogenic forged steel ball valve manufacturer, factory and supplier. Cryogenic forged steel ball valve Class 800 900 is specially designed for gas treatment processes and storage and transportation of liquefied gas such as LNG, liquid nitrogen, Oxygen,etc. Cryogenic forged steel ball valve Class 800 900 is required to be operated to give assured leakage rates. Cryogenic forged steel ball valve Class 800 900 which is recommended to use below -50⁰C, designed with a extended bonnet which separates the operator and stem seal from the cold temperature. Extended bonnet as per MESC SPE 77/200 & SPE 77/209 can also be given.

Cryogenic forged steel ball valve Class 800 900 material

No	Part name	AS to ASTM		SS to ASTM
1	Body	Type A352 LCB	Type A352 LC3	Type F304(L)	Type F304(L)
2	Bonnet	Type A352 LCB	Type A352 LC3	A182 F304(L)	A182 F304(L)
3	Bolt	A193L7	A193 3 B8	A193 B8	A193 B8M
4	Nut	A193L7	A194 8	A194 8	A194 8M
5	Seal ring/Gasket	RTFE+Cu/Nylon/1010/PPL
6	Ball	A182 F304	A182 F304（L）	A182 F304(L)	A182 F316(L)
7	Shaft	A182 F304	A182 F304（L）	A182 F304(L)	A182 F316(L)
8	Packing	RTFE+Cu/Nylon1010/PPL/Graphite
9	Gland	A105N	A351 CF8
10	Lever	A193 L7	A193 B8	A193 B8	A193 B8
11	Suitable temperature	≥-40°C	≥-101°C	≥-196°C

Cryogenic forged steel ball valve Class 800 900 Specification

Design Standard	API 6D / BS 6364
Pressure/Temperature Chart	ASME B16.34
Face to face Dimension	API 6D / ASME B16.10
Testing Standard	ASME B16.5
Flange Details	ASME B16.5
Size Range	2” – 4” (DN50 – DN100)
ASME Class	150 – 2500
Bore Type	Full Bore and Reduced Bore
Materials	LF2 / LF3 / F316 / F304 / F316L / LCB / LCC / CF8M / CF8 / CF3M
Trims	F316 / F304 / F316L
Seats	Soft / Metal
Ends	Flange ends, Threaded end, Socket weld end, Butt-weld End

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