B51 Cast Body Flanged Ball Valves

Product Details

GENERAL INFORMATION

Series B51 cast body flanged ball valve is full bore designed according to API 608 and suitable for shutoff of various medium without much dirt such as air,gas,water,oil and liquids.

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FEATURES

• Bolted bonnet and split body design•Full bore for better Kv/Cv
• Blow-out-proof stem
• Both pure PTFE and 25%carbon fiber reinforced RPTFE seat available
• Anti-static devices for ball-stem-body
• Fire safe design
• Floating type ball
• Flanged or butt welding ends
• Worm gear operator available

Technical Data

Design standard	API 608/API 6D
Fire safe standard	API 607
Connection	Flanged ends according to ASME B16.5,Butt welding ends to ASME B16.25
Nominal diameter	1/2"-12"
Pressure rating	ANSI Class150,ANSI Class300
Face to face	ASME B16.10
Temperature range	-20°C to+200°C
Operation	Hand lever,Gear box

PARTS LIST AND MATERAIL SPECIFICATION

No.	Part name	Material
1	Body	CF8M	LCB	WCB
2	Ball	SS316	SS304	SS304
3	Seat	PTFE,RPTFE
4	Stem	SS316	SS304	SS304
5	Bonnet	CF8M	LCB	WCB
6	Bonnet gasket	PTFE,Graphite+316
7	Bonnet stud	A193 B8	A320 L7	A193 B7
8	Bonnet stud nut	A194 8	A194 4	A194 2H
9	Gland	SS304
10	Packing	PTFE,RPTFE
11	Thrust washer	PTFE,RPTFE
12	Gland bolt	A193 B8	A193 B7	A193 B7
13	Handlever	Carbon steel