Title :	Piping and Valves	Doc. No.	L-001	Annex:	E	Valve Data Sheet	CHBT50R
Project :		Company :		Rev.Date :	20.09.99	Rev. :	3

Valve Type	End To End Standard	End Type 1	End Type 2	End Standard	Size From (in)	Size To (in)	Notes
CHECK VALVE DUAL WAFER	API 594	RF	RF	ASME B16.5	2.00	24.00
CHECK VALVE DUAL WAFER	API 594	RF	RF	MSS SP-44	30.00	36.00

		Notes
Pressure Rating	CL 300
Design Code	API 594
General Requirement	VSK V052
Leak Test	VSK V007
Marking	VSK V003

Max Design Pressure	Barg	51.1	51.1	50.1	35.0
At Temperature	Deg. C	-46	38	50	100

Subject/Item	Design and Material Requirement	Material	MDS	EDS
BODY/BONNET	Body with hinge and stop pin, retainers or retainerless design	B367 C2 B381 F2	T02 T01
INSIDE TRIM	Metal to metal seating
PORT
CLOSURE MEMBER	Dual disc; To achieve hardness/strength use a combination of gr. 2 and 5 materials, or hardfacing by nitriding	B381
HINGE AND STOP PIN	To achieve hardness/strength use a combination of gr. 2 and 5 materials, or hardfacing by nitriding	B381
SEAT	Integral seats; To achieve hardness/strength use a combination of gr. 2 and 5 materials, or hardfacing by nitriding	B381
SPRING		UNS N0625 UNS N10276
SEALS
OUTSIDE TRIM
BOLTING	Material according to EDS			NBO2
SPECIAL REQUIREMENTS	Wetted parts suitable for sour service to NACE MR0175

Notes :