Weld Neck Flanges
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We are engaged in providing Weld Neck Flanges that is fabricated to transfer stress to the pipes to minimize the high stress concentrations occurred on the base of the flange. Our Weld Neck Flanges are highly efficacious that render consistent performance for longer period of time.
Salient Features :
Tapered hubGentle transition from flange thickness to pipe wall thicknessDeformation-resistant
Ideal For :
High pressure conditionsLow temperature conditions
Industrial Processes :
Die forgingMachining
Demanded In Industries Like :
Electrical powerPapermakingPetroleumNatural gasShipbuildingHeatingMetallurgyChemical
Size :
Weld Neck Flange : 3/8"~160"DN10~DN4000
Pressure :
American Series : CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500European Series : PN 2.5, PN 6, PN 10, PN 16, PN 25, PN 40, PN 63, PN 100, PN 160, PN 250, PN 320, PN 400
Flange Facing Types :
American Series : Flat Face(FF), Raised Face(RF), Tongue(T), Groove(G), Female(F), Male(M), Ring Joints Face(RJ)European Series : Type A(Flat Face), Type B(Raised Face), Type C(Tongue), Type D(Groove), Type E(Spigot), Type F(Recess), Type G(O-Ring Spigot), Type H (O-Ring Groove)
Materials :
Carbon Steel : A105Alloy Steel : A182 F 1-F 2-F 5-F 9-F 10-F 91-F 92-F 122-F 911-F 11-F 12-F 21-F 22 Stainless Steel : A182 304-304H-304L-304N-304LN 316-316H-316L-316N-316LN 321-321H 347-347HLow Temperature Steel : A522 A707 Grade L 1-L 2-L 3-L 4-L 5-L 6-L 7-L 8High Performance Steel : A694 F 42-F 46-F 48-F 50-F 52-F 56-F 60-F 65-F 70
Standards :
GB/T9112-2000GB/T9124-2000GB/T13402-1992SH/T3406-1996GD2000 GD87-1101JB/T74-1994JB/T75-1994AFNOR NF E29-200-1-2007HG/T20592-2009 HG/T20614-2009HG/T20615-2009 HG/T20623-2009 HG/T20635-2009GB/T9115.1-2000 GB/T9115.2-2000 GB/T9115.3-2000 GB/T9115.4-2000ASME B16.5-2009 ASME B16.47-2006API605-1988MSS SP 44-2006CSA Z245.12-05-2005EN1092-1-2007 EN1759-1-2004BS1560-3.1-1989 BS4504-3.1-1989ISO7005-1-1992AS2129-2000JIS B2220-2004JB/T82.1-1994 JB/T82.2-1994 JB/T82.3-1994 JB/T82.4-1994DIN2630 DIN2631 DIN2632 DIN2633 DIN2634 DIN2635 DIN2636 DIN2637 DIN2638
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