Stainless Steel 4 Inch CF8m Manual Wafer Type Butterfly Valve

• Customization: Available
• Media: Water
• Driving Mode: Manual
• Model NO.: EL-BV
• Connection Form: Wafer
• Structure: Centre Sealing
• Seal Form: Auto Sealed
• Valve Stem: Normal
• Work Pressure: Mid-Pressure (2.5mpa< Pn <6.4mpa)
• Working Temperature: Medium Temperature (120°C<T<450°C)
• Material of Seal Surface: Metal Hard Sealed
• Valve Body: Forge Welding
• Application: Industrial Usage, Water Industrial Usage
• Certifications: ISO, TUV, Ad
• Delivery Time: 15-30 Day After Down Payment
• Class: 150lb~600lb
• Size: 1/2"-72"
• Standard or Not: Standard
• Alloy or Not: Non Alloy
• Secondary or Not: Non Secondary
• Price Term: Fob,CIF,CNF
• Payment: L/C,T/T
• Transport Package: in Wooden Case or Pallet or as Requested
• Specification: Nps 2"~80"
• Trademark: Kingmetal
• Origin: China
• HS Code: 848180
• Production Capacity: 50000 Piece/Pieces Per Month

Product Description

Main Parameters :
Design and Manufacture:MSS SP-67,MSS SP-68,BS5155,API 609

Face to Face Dimension:BS5155,API 609

Flange Connection Dimension:ASME B16.5 ,ASME B16.47

BW Connection Dimension:ASME B16.25  

Pressure-Temperature Ratings:ASME B16.34

Test and Inspection:API 598

Type of Operation:Manual,Gear,Electric,Pneumatic,Hydraulic

Main Materials:WCB,WCC,WC6,WC9,C5,C12,LCB,LCC,CF8,CF8M,CF3,CF3M,CN7M,CF8C


Industry Standards

Face-to-Face	API 609
Flange Dimensions	ANSI B16.5/B16.1/16.42
Design	API 609
Testing	API 598

Test pressure(Unit:PSI)

Class	12	150	250	300
Shell(hydrostatic)	350	425	875	1100
Seat(hydrostatic)	220	300	500	800
Seat(air)	80	80	80	80

Material of construction:

NAME	MATERIAL
Body	Gr.60-40-18	WCB	CF8	CF8M
Stem	Gr.60-40-18	WCB	CF8	CF8M
Packing	A 473 430		A 433 316
Seat Rings	NBR		PTFE
Ball	NBR		Graphite,PTFE

Application:Fresh water, sewage, sea water, air, vapor, food, medicine, oils, alkalis, salt etc.