N-STEEL provides flat face flange and raised face flange in various specifications. They boast a wide size range, i.e. 3/8"~80" and DN10~DN2000. According to customer’s requirements, this welded flange can be manufactured from various materials.
As a result of excellent performances, our flat face flange and raise face flange are widely used in pipeline construction in various industries such as chemical, construction, water supply, water drainage, oil, light and heavy industry, water heating, fire control, power, aviation, shipbuilding, etc.
Pressure of Flat Face Flange, Raised Face Flange
European series: PN 2.5, PN 6, PN 10, PN 16, PN 25, PN 40, PN 63, PN 100
Types of Face
European series: Flat face (FF) and raised face (RF)
Available Materials of Flat Face Flange, Raised Face Flange
Carbon steel: A105
Alloy steel: A182 F1-F2-F5-F9-F91-F1-F12-F22
Stainless steel: A182 304-304H-304L-304N-316-316H-316L-316N-316N-321-321H 347-347H
Low temperature steel: A350 LF2-LF3-LF8
High performance steel: A694 F42-F46-F52-F56-F60-F65-F70
Standards of Flat Face Flange, Raised Face Flange
GB/T9112-2000, GB/T9119-2000, GB/T9124-2000
JB/T74-1994, JB/T75-1994, JB/T81-1994
AFNOR NF E29-200-1-2007