Orbit Ball Valves

Vervo steel ball valves are designed manufactured VERVO to provide maximum service life and dependability. All ball valves are full ported and meet the design requirements of American Petroleum Institute standard API 608&API 6D British standard BS 5351 and generally conform to American society of Mechanical Engineers standard ASME B16.34 valves are available in a complete range of body/bonnet materials and trims.

VERVO Material:
WCB,LCB,WC6,WC9,CF8,CF8M,CF3,CF3M,CF8C, CN7M

Body	GB	WCB		ZGlCrl8Ni9Ti		ZG0Crl8Nil2Mo2Ti		ZG15CrlMolV
Cover	ASTM	WCB		CF8		CF8M		WC9
Ball	GB	WCB+Carbide Alloy		ZGlCrl8Ni9Ti+Carbide Alloy		ZG0Crl8Nil2Mo2Ti+Carbide Alloy		ZG25Cr2MolV+Carbide Alloy
	ASTM	420		CF8+HF		CF8M+HF		WC9+HF
Stem	GB	2Crl3		lCrl8Ni9Ti		0Crl8Nil2Mo2Ti		25Cr2MolV
	ASTM	420		304		316		F22a
Valve seat	GB	PTFE	lCrl8Ni9Ti	PTFE	lCrl8Ni9Ti	PTFE	0Crl8Nil2Mo2Ti	D517
	ASTM	PTFE	304	PTFE	304	PTFE	316	HF
Packing	GB	PTFE	Flexible Graphite	PTFE	Flexible Graphite	PTFE	Flexible Graphite	Flexible Graphite
	ASTM	PTFE	Flexible Graphite	PTFE	Flexible Graphite	PTFE	Flexible Graphite	Flexible Graphite
Bolt	GB	35Crm0A		0Crl8Ni9		0Crl8Ni9		15CrmN
	ASTM	A193 B7		A320B8		A320 B8M		A193 B16
Nut	GB	45		lCrl3		0Crl7Nil2Mo2		20CrMo
	ASTM	A194 2H		A194-8		A194-8M		A194-4

 

Features
Size: 1/2"~48”
Pressure Rating: Class 150-2500
Floating /Trunnion,Full&Reduce
Bore Anti-Static Device
Blow-out Proof Stem
Fire Safe Design
Low Emission

 

Specifications
Design: API608,API6D,BS5351,ASMEB16.34
Face to Face: ASME B 16.10,API 6D
End Flange: ASME B 16.5/BS EN1092/ASME 16.47
BW Flange ASME B16.25
Pressure TemprASME 16.34
Test: API598,ISO5208,API6D