Company Details
  • CANGZHOU HAOYUAN PIPE FITTINGS MFG CO.,LTD

  •  [Hebei,China]
  • Business Type:Manufacturer
  • Main Markets: Worldwide
  • Exporter:71% - 80%
  • Certs:GS, GB, ISO9001, ISO9002, CE
  • Description:Welding Neck Flange,Weld Flange,Long Weld Neck Flange,Reducing Weld Neck Flange
CANGZHOU HAOYUAN PIPE FITTINGS MFG CO.,LTD Welding Neck Flange,Weld Flange,Long Weld Neck Flange,Reducing Weld Neck Flange
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Welding Neck Flange

Product categories of Welding Neck Flange, we are specialized manufacturers from China, Welding Neck Flange, Weld Flange suppliers/factory, wholesale high-quality products of Long Weld Neck Flange R & D and manufacturing, we have the perfect after-sales service and technical support. Look forward to your cooperation!
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WN Flange 1/2'' Seamless Carbon Black Steel
WN Flange 1/2'' Seamless Carbon Black Steel

Model No. : 1/2''
Unit Price : 1

WN Flange 1/2'' Seamless Carbon Black Steel The biggest difference in structure between slide-in flanges and welded neck flanges is that they are connected to the flange in a different way. The connection method of the neck and the flat welded...

Expert Manufacturer of Welding Neck Flange
ANSI 150LB A105N Welding Neck RF Flanges
ANSI 150LB A105N Welding Neck RF Flanges

Model No. : 4"
Unit Price : 1.5

Weld neck pipe flanges attach to the pipe by welding the pipe to the neck of the pipe flange. The allows for the transfer of stress from the weld neck pipe flanges to the pipe itself. This also reduces high stress concentration at the base of the...

China Manufacturer of Weld Flange
DIN P245GH PN40 Welding Neck Flange
DIN P245GH PN40 Welding Neck Flange

Model No. : DN125
Unit Price : 2

Pipe Fittings Flange,Steel Flange, forged stainless Steel Flange,Weld Neck Flange, Slip on flange , Plate flange , Blind Flange Welded neck flange not easy to distortion, good sealing, widely used, butt thinning transition weld joints ,horn shape,...

High Quality Long Weld Neck Flange China Supplier
ASTM A105 CARBON STEEL WELDING NECK FLANGE
ASTM A105 CARBON STEEL WELDING NECK FLANGE

Model No. : 1/2"-48"
Unit Price : 0.54

Product Name : ASTM A105 CARBON STEEL WELDING NECK FLANGE Size : 1/2"-48" Type : forged carbon steel flange, forged stainless steel flange,weld neck flange, slip on flange , plate flange , blind flange High-quality products ASTM A105 CARBON STEEL...

Professional Manufacturer of Reducing Weld Neck Flange
Mild Steel Forged Pipe Fittings Flange
Mild Steel Forged Pipe Fittings Flange

Model No. : 1/2"-78"
Unit Price : 0.53

We produce steel pipe fittings and Flange ,The Flange inculde forged Carbon Steel Flange, forged stainless steel Flange,Weld Neck Flange, slip on flange , plate flange , Blind Flange. Mild Steel Forged Pipe Fittings Flange 1. The material is divided...

Expert Manufacturer of Welding Neck Flange
Ct20 Gost Carbon Steel Forged WN Flange
Ct20 Gost Carbon Steel Forged WN Flange

Model No. : 1/2"-78"
Unit Price : 1.6

We produce steel pipe fittings and Flange ,The Flange inculde forged Carbon Steel Flange, forged stainless steel Flange,Weld Neck Flange, slip-on flange , plate flange , Blind Flange,welding Neck Flange . Ct20 Gost Carbon Steel Forged WN Flange 1....

Weld Flange Export
ASME B16.5 Class 150 Slip-On Flange
ASME B16.5 Class 150 Slip-On Flange

Model No. : 1"-24"
Unit Price : 0.48

Product categories of Class 150 Slip-On Flange, we are specialized manufacturers from China, Class 150 Slip-On Flange,Class 150 Welding Neck Flange suppliers/factory, wholesale high-quality products of ANSI 150 Flange R & D and manufacturing, we...

Competitive Long Weld Neck Flange China Supplier
P265GH PN16 Welding Neck Flange
P265GH PN16 Welding Neck Flange

Model No. : DN200 PN16
Unit Price : 0.5

Carbon Steel Flange, Forged stainless steel Flange,Weld Neck Flange, Slip on flange , Plate flange , Blind Flange WeldNeck Flanges are a very common type of pipe flanges used in various industrial applications. They have a long tapered hub and are...

High Quality Reducing Weld Neck Flange China Factory
DIN Pn16 Steel Welded Flange
DIN Pn16 Steel Welded Flange

Model No. : DN10-DN2000
Unit Price : 0.8

DIN flange Pressure rating: PN 0.1,0.25,0.6,1.0,1.6,2.5,4.0,6.4,10.0,16.0,25.0,32.0,40.0 13 levels Nominal diameter: DN6 ~ 4000mm Flange sealing surface: plane, convex surface, convex surface, tongue and groove surface, rubber ring connection...

China Supplier of Welding Neck Flange
ANSI B16.5 Weld Neck Flange Class 150
ANSI B16.5 Weld Neck Flange Class 150

Model No. : 3/4"-48"
Unit Price : 2

Carbon Steel Flange, Forged stainless steel Flange,Weld Neck Flange, Slip on flange , Plate flange , Blind Flange American flange system: US ANSI B16.5 "steel pipe flange and flange fittings" (15.0 Mpa), 1500 psi (25.0 Mpa), 2500 psi (42.0 Mpa), 400...

China Factory of Weld Flange
ASME Welding Neck Flange
ASME Welding Neck Flange

Model No. : 3/4"-48"
Unit Price : 3

WN Flange is generally made by forging or forging. When using steel or steel manufacturing, must meet the following requirements: 1, the welding flange should be ultrasonic testing, no delamination defects; 2, should be cut along the direction of...

WN Flange Class 300 ANSI16.9 16INCH
WN Flange Class 300 ANSI16.9 16INCH

Model No. :
Unit Price : 1

WN Flange Class 300 ANSI16.9 16INCH The level of butt welding flange and its technical requirements shall meet the corresponding requirements of JB4726-4728. 1. Carbon steel and austenitic stainless steel forgings with nominal pressure PN of...

PN16 KAYNAK BOYUNLU FLANŞ DN80
PN16 KAYNAK BOYUNLU FLANŞ DN80

Model No. :
Unit Price : 1

PN16 KAYNAK BOYUNLU FLANŞ DN80 Single-sided welding, connection connection form. Product features Beautiful appearance, comfortable surface, acid and alkali resistance, corrosion resistance, strong performance. Production process Sub-oxygen furnace...

Class 600 WN 10Inch Flange A105 RF
Class 600 WN 10Inch Flange A105 RF

Model No. :
Unit Price : 1

Class 600 WN 10Inch Flange A105 RF Butt welding flange is not easy to deform, has good sealing, is widely used, has corresponding rigidity and elasticity requirements and reasonable butt welding thinning transition, the distance between the welding...

ASME B16.5 WN CLASS150 FLANGE 6inch RF
ASME B16.5 WN CLASS150 FLANGE 6inch RF

Model No. :
Unit Price : 1

ASME B16.5 WN CLASS150 FLANGE 6inch RF Butt welding flange is a kind of pipe fitting, which refers to a flange with a neck and a round pipe transition and connected to the pipe by butt welding. The biggest difference in structure between slide-in...

Flange PN40 DN 250 WN RF Black Steel
Flange PN40 DN 250 WN RF Black Steel

Model No. :
Unit Price : 1

Flange PN40 DN 250 WN RF Black Steel The biggest difference in structure between slide-in flanges and butt-welded flanges is that they are connected to the flange in different ways. The connection method of the neck and the flat welding flange is...

DIN2576 PN-16 DN80 SO flanges P250GH
DIN2576 PN-16 DN80 SO flanges P250GH

Model No. :
Unit Price : 1

DIN2576 PN-16 DN80 SO flanges P250GH The biggest difference in structure between slide-in flanges and butt-welded flanges is that they are connected to the flange in different ways. The connection method of the neck and the flat welding flange is...

DIN2631 PN-6 Blind flanges DN200
DIN2631 PN-6 Blind flanges DN200

Model No. :
Unit Price : 1

DIN2631 PN-6 Blind flanges DN200 The biggest difference in structure between slide-in flanges and butt-welded flanges is that they are connected to the flange in different ways. The connection method of the neck and the flat welding flange is...

DIN2633 PN-16 welding neck flanges P250GH
DIN2633 PN-16 welding neck flanges P250GH

Model No. :
Unit Price : 1

DIN2633 PN-16 welding neck flanges P250GH The biggest difference in structure between slide-in flanges and butt-welded flanges is that they are connected to the flange in different ways. The connection method of the neck and the flat welding flange...

FLANGE PL RF 150L ANSI 14INCH
FLANGE PL RF 150L ANSI 14INCH

Model No. :
Unit Price : 1

FLANGE PL RF 150L ANSI 14INCH The biggest difference in structure between slide-in flanges and butt-welded flanges is that they are connected to the flange in different ways. The connection method of the neck and the flat welding flange is generally...

Blind flanges PN10 A105 Sch40
Blind flanges PN10 A105 Sch40

Model No. :
Unit Price : 1

Blind flanges PN10 A105 Sch40 The biggest difference in structure between slide-in flanges and butt-welded flanges is that they are connected to the flange in different ways. The connection method of the neck and the flat welding flange is generally...

Weld neck flanges A105 Sch40 12Inch 600CL
Weld neck flanges A105 Sch40 12Inch 600CL

Model No. :
Unit Price : 1

Weld neck flanges A105 Sch40 12Inch 600CL The biggest difference in structure between slide-in flanges and butt-welded flanges is that they are connected to the flange in different ways. The connection method of the neck and the flat welding flange...

FL WN A105 3 ANSI RF 150LBS SCH40
FL WN A105 3 ANSI RF 150LBS SCH40

Model No. :
Unit Price : 1

FL WN A105 3 ANSI RF 150LBS SCH40 The biggest difference in structure between slide-in flanges and butt-welded flanges is that they are connected to the flange in different ways. The connection method of the neck and the flat welding flange is...

A234 WPB WN Flange 6INCH RF PN6
A234 WPB WN Flange 6INCH RF PN6

Model No. : 6

A234 WPB WN Flange 6INCH RF PN6 The biggest difference in structure between slide-in flanges and welded neck flanges is that they are connected to the flange in a different way. The connection method of the neck and the flat welded flange is...

China Welding Neck Flange Suppliers

Welded neck Flange not easy to  distortion, good sealing, widely used, butt thinning transition weld joints ,horn shape, avoid shape change when welding in high temperature. applicable to high temperature pipeline, high pressure and low temperature pipeline, normally used to connect  pipes and valves which PN is greater than 2.5MPa; also used to transport expensive, flammable, explosive media pipeline.

Product:Welding Neck Flange 
Size:DN10-DN2500
Materials: 20#.A105.Q235A.12Cr1MoV.16MnR.15CrMo.18-8.321.304.304L.316.316L
Pressure: Pn2.5-Pn320,Class150-Class2500,5K-30K
Standard:ASME B16.5ASME.B16.47.DIN2573.2572.2631.2576.2632.2633.2543.2634.2545,JIS 2220
Crafts: Forging 
Connection: Welding,Bolt. 
Package: Wooden boxes,Wooden pallets,According to customer requirements.
Brand Name: HY 
Place of Origin: China (Mainland) 
Certification: ISO.UKS.SGS.BV 
Application: Chemical, Water, Oil and gas, Electricity
So flange -wn flange-Carbon steel flanges-gost flange

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