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Various products of Weld-Neck Flange, providing product images and basic parameters with each Long Welding Neck Flange and Flange Datas; We are a professional Chinese manufacturer of Weld-Neck Flange, and look forward to your cooperation!

Weld-Neck Flange

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  • ANSI CLASS60...

    ANSI CLASS600 SCH40 WN Flange

    ANSI CLASS600 SCH40 WN Flange The pipe flanges from our factory are forging. They are made according to different materials and manufacture standards. Materials for these forged flanges cover carbon steel , alloy steel and stainless steel. Standards as per ANSI, DIN, GOST, GB etc. We specialize in manufacturing of different types of flanges, such as weld neck flange, blind flange, slip on flange, threaded flange, plate flange. For small size flange, the package we use is wooden case, for large size flange, the package is wooden pallet. Specifications 1.Type: Weld neck(WN) 2.Materials: stainless steel A182 F304/F304L/F316/F316L, etc. 3.Size:1/2"~24", as the clients` requests; 4.Pressure: 150 300 400 600 900 1500 2500 5.Standard: ASME B16.5, ASME B16.47, MSS SP43, EN1092,DIN, JIS 6.Technique: forged 7.Facing: raised face(RF) flat face(FF) ring type joint(RTJ) Product show stainless steel flange bolts class600 SCH40 WN Flange

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  • WN CLASS300 ...

    WN CLASS300 forged flange

    WN CLASS300 forged flange Weld neck flange can be custom-made to suit your own requirements. We certainly can manufacture forged flange with different standards, for example, the dimensions for weld neck flange comply to the standard ANSI B16.5, which covers pipe flanges and flanges fittings for size 1/2 inch to 24 inch. There are two designs for weld neck flanges, one is regular type, the other is long weld neck flange. The regular type is used with pipes, the long type is unsuitable for pipes and it is used in process plant Product show weld neck forged pipe flange 304 pipe flange flat face flange Details of weld neck flange 1). Type: WN Flange 2). Diameter range: 1/2'' ~24'' (DN15~600)  3). Pressure class: 150 - 1, 500Lbs  4). Standard: ASME B16.5, ASME B16.36, S07005-I, HG20615~HG20622, BS1560-3.1, NF E29-203, JPI 7S-15, GB9112~9124, SH3406  Material: Carbon steel, stainless steel, Alloy steel, Low-temperature steel.  5). Use:  Petroleum, Chemical industry, Machinery, Electric power and so on pipe joint. 

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  • PN40 RF CS W...

    PN40 RF CS WN flange

    PN40 RF CS WN flange PN40 is the pressure description of weld neck flange.  CS weld neck flange covers many different steel grades. Under American standards, there are many series of pressure, from class150 to class2500. The material of forged flanges cover carbon steel, alloy steel and stainless steel. 316L belong to the steel grade of stainless steel flange. For these type of steel flanges, there are many facings, such as raised face flange, flat face flange and ring type joint flange. Product show PN40 Weld neck flange Raised face weld neck flange steel pipe flange Specifications 1.Size:1/2''-60'' 2.Pressure American Series: CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500 European 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 3.Materials 5.Materials Carbon steel: ASTM/ASME A105.ASTM A694 F42/F46/F48/F50/F52/F56/F60/F65/ F70 Alloy steel: ASTM A182 F1/ F5/F9/F11/F12/F22/F91.A182F12.A182F11 Stainless steel: ASTM/ASME A182 WP 304-304L-304H-304LN-304N ASTM/ASME A182 WP 316-316L-316H-316LN-316N-316Ti ASTM/ASME A182 WP 321-321H

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  • 150# RF WN f...

    150# RF WN forged Flange

    150# RF WN forged Flange Pipe flange types are weld neck flanges, socket weld flange, thread flange, slip on flange and so on. Weld neck(WN) is a common used type of forged flange that is easy to recognize. Main materials are carbon steel, alloy steel and stainless steel. Manufacture standard is ANSI B16.5. This type of steel flange will be welded to steel  pipe or fitting. For carbon steel, ASTM A105 & A105N weld neck flanges are wided used in most projects. 304, 316,304L,316L belong to stainless steel flange's grade. The facing of forged flanges in common use is raised face(RF), flat face(FF) and ring type joint(RTJ).  Product show 150LB flange WN RF WN flange CS RF WN flange Specifications for weld neck flange 1.size:1/2''-24'' 26''-60''(ASME B16.47 Series A or B) 2.material: carbon steel, alloy steel, stainless steel 3.type: weld neck(WN) 4.standard: ASME B16.5 5.facing: raised face(RF), flat face(FF), ring type joint(RTJ) 6.pressure:150# 300# 400# 600# 900# 1500# 2500#

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  • SS304 CLASS1...

    SS304 CLASS150 WN flange

    304 CLASS150 WN flange 304 is the material grade of stainless steel flange. WN is short for weld neck flange. CLASS150 is the pressure for ASME standard flange. Besides weld neck flange, there are many other types, such as slip on flange, socket weld flange, threaded flange, blind flange etc. Specifications Size: 1/2''-60'' Types: weld neck(WN) Material ASTM A105, ASTM A350 LF1, A350LF2, Q235B, 20#, 16Mn, ASTM A182 F304, F304L, F316, F316L, F321 etc. Standard: ANSI, JIS, DIN, EN, BS4504,GOST etc. Facing Raised Face(RF),Flat Face(FF),Ring type Joint (RTJ) Product show DN50 flange WN SS304 flanges WN SS WN flange

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  • DN100 SCH40 ...

    DN100 SCH40 Weld neck flange

    DN100 SCH40 Weld neck flange For flanges, some specifications need to be advised, such as size, pressure, flange type, facings, material and standard. If it is weld neck flange, we also need to know the wall thickness of connecting pipes. The pipe flanges from our factory are forging. They are made according to different materials and manufacture standards. Materials include carbon steel flanges, alloy steel flanges and stainless steel flanges. Standards as per ANSI, DIN, GOST, GB etc. We specialize in manufacturing of different types of flanges, such as weld neck flange, blind flange, slip on flange, threaded flange, plate flange. For small size flange, the package we use is wooden case, for large size flange, the package is wooden pallet. Specifications 1.Type: Weld neck(WN) 2.Materials: stainless steel A182 F304/F304L/F316/F316L, etc. 3.Size:1/2"~24", as the clients` requests; 4.Pressure: 150 300 400 600 900 1500 2500 5.Standard: ASME B16.5, ASME B16.47, MSS SP43, EN1092,DIN, JIS 6.Technique: forged 7.Facing: raised face(RF) flat face(FF) ring type joint(RTJ) Product show DN100 weld neck flange SCH40 weld neck flange flat face weld neck flange

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  • WN DN200 SCH...

    WN DN200 SCH80 CLASS600 forged flange

    WN DN200 SCH80 CLASS600 forged flange Our forged flanges whether at home or abroad are very popular.  ASTM A105 is the material of carbon steel flange. We certainly produce many type of flanges with other materials, like alloy steel and stainless steel.  These flanges are different in prices. So if you have related inquiry on pipe flanges, pls send specifications to us. Offer shall be sent ASAP. Product show WN DN200 forged flange DN200 pipe flange high pressure flange Product specifications 1).Diameter range: 1/2'' ~60''   2). Pressure class: class150-class1500   3). Standard: ANSI B 16.5, ANSI B16.28, ANSI B16.11   4). Use: It has good welding performance, widely used in Petroleum, Chemical industry,     Machinery, Electric power and so on pipe joint.

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  • ASME B16.5 c...

    ASME B16.5 class1500 WN pipe flange

    ASME B16.5 class1500 WN pipe flange Weld neck(WN) is a common used type of forged flange that is easy to recognize. This type of steel flange will be welded to steel  pipe or fitting. Main materials are carbon steel, alloy steel and stainless steel. Manufacture standard is ANSI B16.5. Under this standard, the max pressure is CLASS2500.  For carbon steel, ASTM A105 & A105N weld neck flanges are wided used in most projects. 304, 316,304L,316L belong to stainless steel flange's grade. The facing of forged flanges in common use is raised face(RF), flat face(FF) and ring type joint(RTJ).  Product show ANSI flange standard class1500 WN flange WNRF pipe flange Specifications for weld neck flange 1.size:1/2''-24'' 26''-60''(ASME B16.47 Series A or B) 2.material: carbon steel, alloy steel, stainless steel 3.type: weld neck(WN) 4.standard: ASME B16.5 5.facing: raised face(RF), flat face(FF), ring type joint(RTJ) 6.pressure:150# 300# 400# 600# 900# 1500# 2500#

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  • carbon steel...

    carbon steel high pressure forged WN flange

    carbon steel high pressure forged WN flange WN means flange type, it's short for weld neck flange. There are 2 designs, the regular type is used with pipes. The long type is used in process plant. For forged weld neck flange, we need to know the wall thickness of connecting pipe. The pressure for weld neck flanges can be described as "PN" or "CLASS". Under American standard, there are ASME B16.5 flange and ASME B16.47 flanges. If the size is 26 inch or more than 26inch, it should be ASME B16.47, which is a manufacture standard for large diameter pipe flanges. Product specifications for weld neck flange Size: 1/2" to 60", DN 12mm to DN 1500mm Pressure class: Class 150 to Class 2500, PN 2.5 to PN 250 Facing: RF / FF/ RTJ Material of Welding Neck Flanges: Cabon steel: A105, A350 LF2, C22.8, S355JR Alloy steel: F11, F12 Stainless steel: A182 F304/F304L/F316/F316L/F321 Packing: wooden case, pallet or as per customer request Product show carbon steel WN flange WN Raise face flange

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  • 316L class30...

    316L class300 weld neck flange

    316L class300 weld neck flange Steel flange can be manufactured according to different steel grades, including carbon steel flanges, alloy steel flanges and stainless steel flanges. 316L is the stainless steel flange. The prices will be higher than carbon steel flange. In our factory, flanges can be made according to different types, such as weld neck flanges, slip on flange, threaded flange, blind flange, socket weld flange and plate flange. CLASS300 is the pressure under American standard. Product show 316L weld neck flange SS weld neck flange class300 weld neck flange Product specifications Size 1/2"-80" , DN10-DN2000 Material stainless steel 316L Coating 1.Yellow or black painting 2. Electro galvanizing 3. Hot dip galvanized 4. Polyethylene PE Coated 5. Transparent ansi-rust oil Technical Forged Marking/stamping As per customer request

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  • WNRF flange ...

    WNRF flange SCH40 B16.5

    WNRF flange SCH40 B16.5 The pipe flanges from our factory are forging. They are made according to different materials and manufacture standards. Materials include carbon steel flanges, alloy steel flanges and stainless steel flanges. Standards as per ANSI, DIN, GOST, GB etc. We specialize in manufacturing of different types of flanges, such as weld neck flange, blind flange, slip on flange, threaded flange, plate flange. For small size flange, the package we use is wooden case, for large size flange, the package is wooden pallet. Specifications 1.Type: Weld neck(WN) 2.Materials: stainless steel A182 F304/F304L/F316/F316L, etc. 3.Size:1/2"~24", as the clients` requests; 4.Pressure: 150 300 400 600 900 1500 2500 5.Standard: ASME B16.5, ASME B16.47, MSS SP43, EN1092,DIN, JIS 6.Technique: forged 7.Facing: raised face(RF) flat face(FF) ring type joint(RTJ) Product show WNRF forging flange WN SCH40 pipe flange

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  • DN250 PN2.0 ...

    DN250 PN2.0 weld neck flange

    PN2.0 is the pressure description of weld neck flange. Under American standards, there are many series of pressure, from class150 to class2500. The material of forged flanges cover carbon steel, alloy steel and stainless steel. 316L belong to the steel grade of stainless steel flange. For these type of steel flanges, there are many facings, such as raised face flange, flat face flange and ring type joint flange. DN250 PN2.0 weld neck flange Specifications 1.Size:1/2''-60'' 2.Pressure American Series: CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500 European 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 3.Materials 5.Materials Carbon steel: ASTM/ASME A105.ASTM A694 F42/F46/F48/F50/F52/F56/F60/F65/ F70 Alloy steel: ASTM A182 F1/ F5/F9/F11/F12/F22/F91.A182F12.A182F11 Stainless steel: ASTM/ASME A182 WP 304-304L-304H-304LN-304N ASTM/ASME A182 WP 316-316L-316H-316LN-316N-316Ti ASTM/ASME A182 WP 321-321H Product show DN250 weld neck flange PN2.0 weld neck flange

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  • DN200 A105 W...

    DN200 A105 WN flange

    weld neck pipe flanges forged SCH10 The dimensions for weld neck flange comply to the standard ANSI B16.5, which covers pipe flanges and flanges fittings for size 1/2 inch to 24 inch. There are two designs for weld neck flanges, one is regular type, the other is long weld neck flange. The regular type is used with pipes, the long type is unsuitable for pipes and it is used in process plant Product show DN200 WN flange A105 WN flange Details of weld neck flange 1). Type: WN Flange 2). Diameter range: 1/2'' ~24'' (DN15~600)  3). Pressure class: 150 - 1, 500Lbs  4). Standard: ASME B16.5, ASME B16.36, S07005-I, HG20615~HG20622, BS1560-3.1, NF E29-203, JPI 7S-15, GB9112~9124, SH3406  Material: Carbon steel, stainless steel, Alloy steel, Low-temperature steel.  5). Use:  Petroleum, Chemical industry, Machinery, Electric power and so on pipe joint. 

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  • CS ASTM A105...

    CS ASTM A105 ASME weld neck flange SCH40

    CS ASTM A105 ASME weld neck flange SCH40  ASTM A105 belong to carbon steel flange, for weld neck flanges, we need to know the wall thickness of welding pipe. Our factory supply pipe flanges with forging. The facings of these pipe flanges include raised face, flat face, and ring type joint. Product specifications 1.Specification: 1/2"-60" 2.Pressure Rating: Class:ANSI 150 ~ 2500 ,DIN /BS PN6-PN40,JIS 10K-40K 3.Material:A105,20#,C22.8,SS400,P235GH,S235JR,16Mn,304,304L,316,316L etc. 4.Facing type:raised face(RF) flat face(FF) ring type joint(RTJ) product pictures carbon steel ASTM A105 flange ASME standard weld neck flange weld neck flange SCH40

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  • weld neck fl...

    weld neck flange material 304 PN16

    weld neck flange material 304 PN16 Weld neck flange is one type of forged flanges. It can be produced according to different materials and manufacturing standards. ASTM A182 F304 belong to stainless steel. PN16 is about pressure of pipe flanges. About this type flanges, we need to know the wall thickness of connected pipe. Pipe flanges can be used in many industries, such as shipbuilding, electric power etc. weld neck forged flange PN16 weld neck flange material 304 product specifications Size: 1/2-78 inch (DN15-DN2000) Pressure: ANSI class 150,300,600,1500,2500, DIN PN6,PN10,PN16,PN25,PN40,PN64,PN100,PN160 Standard: ANSI,JIS,DIN,BS4504,SABS1123,EN1092-1, UNI,AS2129,GOST-12820 Material: Carbon steel: A105,SS400,SF440 RST37.2,S235JRG2,P250GH,C22.8, Stainless Steel: F304 F304L F316 F316L 316Ti,etc.

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  • EN1092-1 hig...

    EN1092-1 high pressure forged pipe flanges

    EN1092-1 high pressure forged pipe flanges Cangzhou Hengjia Pipeline Co.,Ltd can manufacture forged flanges with different standards. About EN1092-1 standard flanges, there are many pressures, such as PN6, PN10, PN16, PN25 etc.  These flanges with different pressures have different wall thickness. Flange facings according to this standard include flat face, raised face,groove face etc. Any requirement on carbon steel, alloy steel or stainless steel forged flanges, email Sophia at sales04(at)hengjiapipe(dot)com, thanks a lot. Product show high pressure forged pipe flanges EN1092-1 pipe flanges EN1092-1 WN flange Product specifications Standard ANSI/ASME B16.5, ANSI/ASME B16.47, EN1092-1, JIS B2220, GB/T 9112, HG 20592 Type weld neck flange, welding neck flange Norminal pressure 150lb, 300lb, 600lb, 900lb, 1500lb, 2500lb PN6, PN10, PN16, PN25, PN40, PN61 5K, 10K, 16K, 20K, 30K Norminal size 1/2inch-48inch DN15-DN1200 15A-1200A SCH SCH10S, SCH40S, STD, SCH80S, XS, SCH160, SCHXXS Material ASTM A182 F304/L, F316/L, F321, F347, F51, F60, A105, LF2 Flange face FF, RF, RTJ, TF, GF,MF Brand BO YANG Technology by forging Raw material ingot, bar or billet Heat treatment solution and cooling by water Certificate MTC or EN10204 3.1 

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  • ASME B16.47 ...

    ASME B16.47 large diameter steel flanges with forged

    ASME B16.47 large diameter steel flanges with forged ASME is an American national standard. There are ASME B16.9, ASME B16.5, ASME B16.47 series A & B etc. For flanges' standard, ASME B16.5 and B16.47 are frequently used. B16.47 is for large diameter steel flanges, size range is from 26inch to 60inch. Under this standard, it covers 2 type of forged flanges, one is weld neck flanges, the other is blind flange. Pressure is from Class150 to Class 900. Product show large diameter steel flanges steel flanges with forged ASME B16.47 standard pipe flange Specifications Standard ANSI/ASME B16.47 Type weld neck flange, blind flange Norminal pressure 150lb, 300lb, 400lb,600lb, 900lb 5K, 10K, 16K, 20K, 30K Norminal size 26inch-60inch SCH SCH10S, SCH40S, STD, SCH80S, XS, SCH160, SCHXXS Material ASTM A182 F304/L, F316/L, F321, F347, F51, F60, A105, LF2 Flange face FF, RF, RTJ, TF, GF,MF

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  • YANSHAN WN F...

    YANSHAN WN FLANGE A105 RF FF

    YANSHAN WN FLANGE A105 RF FF In Yanshan County, there are a lot of manufacturers specializing in pipe fittings and flanges. Cangzhou Hengjia Pipeline Co.,Ltd is located in this city. Our forged flanges are exported all over the world. A105 is the material of carbon steel flange. We certainly produce many other materials, like alloy steel and stainless steel. These flanges are different in prices. So if you have related inquiry on pipe flanges, pls send specifications to us. Offer shall be sent ASAP. Product show YANSHAN Forged flange WN RF flange Product specifications 1).Diameter range: 1/2'' ~60''   2). Pressure class: class150-class1500   3). Standard: ANSI B 16.5, ANSI B16.28, ANSI B16.11   4). Use: It has good welding performance, widely used in Petroleum, Chemical industry,     Machinery, Electric power and so on pipe joint.

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  • weld neck pi...

    weld neck pipe flanges forged SCH10

    weld neck pipe flanges forged SCH10 Cangzhou Hengjia Pipeline Co.,Ltd is a manufacturer of forged flanges. There are many different types of forged flanges, for example, weld neck flanges, slip on flanges, threaded flanges, socket welded flanges, blind flanges and so on. The materials cover carbon steel, alloy steel and stainless steel. These flanges are produced with different pressures and standards. If you need to know the prices of our pipe flanges, don't hesitate to contact Sophia . Product show Forged Weld Neck RF pipe Flange SCH10 forged WN flange Product specifications 1). Type: WN Flange 2). Diameter range: 1/2'' ~24'' (DN15~600)  3). Pressure class: 150 - 1, 500Lbs  4). Standard: ASME B16.5, ASME B16.36, S07005-I, HG20615~HG20622, BS1560-3.1, NF E29-203, JPI 7S-15, GB9112~9124, SH3406  Material: Carbon steel, stainless steel, Alloy steel, Low-temperature steel.  5). Use:  Petroleum, Chemical industry, Machinery, Electric power and so on pipe joint. 

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  • TP321 RF Wel...

    TP321 RF Weld neck flange 600#

    TP321 RF Weld neck flange 600# TP321 is a kind of stainless steel, the mechanical properties of this material is similar with 304. Weld neck is flange's type. Raise face is flange facing. 600# is the pressure of flange.  For weld neck flange, we need to know the wall thickness of connecting pipes. Under standard ASME B16.5, the size range shall be from 1/2 inch to 24inch. The flanges we manufacture are forging. The gross weight and net weight of all the flanges you need shall be provided. For large diameter flanges, the package shall be wooden pallets. All the clearance documents shall be provided when send delivery. Product show TP321 WN RF Flange Weld Neck Flange CLASS600 Product specifications 1. Size:1/2''-24'' 2. Type: Weld Neck(WN) 3. Standard: ANSI, DIN, JIS, GOST, BS, EN and so on 4. Material:A182 F304/304L, F316/316L, 317, 321, 310s, 316ti, 316H.317H.317L. 904L, 321H,347H, 310H, UNS31803, UNS32750, UNS32760

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Weld-Neck Flange

Weld-neck flange

Weld-neck flange is a kind of flange that butt welds the pipe with the neck.  

Production Size:1/2"-96"

Pressure range:PN16,PN25,PN40,PN64,PN100,PN250

Production Standard:BS,JIS,GOST,ANSI,DIN,GB

Main Material of parts:

A105,A350-LF2,A182-F5,A182-F11,A182-F304,A182-F304L,A182-F316,A182-F316L,A234-WPB,A420-WPL6,A234-WP12,A234-WP11,A234-WP5,A403-WP304,A430-WP304L,A403-WP316,A403-WP316L

The shape of Weld-neck flange isn`t easy to change,The sealing performance of Weld-neck flange is very good.It is wildly applied. Weld-neck flange is suitable for pressure or temperature fluctuations of the pipeline or high temperature and high pressure and low temperature pipeline,generally used for connecting pipes and valves of above 2.5MPa; Weld-neck flange is also used in the pipeline which transport expensive, flammable and explosive medium.

weld-neck flange