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China Butt Weld Fittings manufacturer


TOBO International Trading(Shanghia)Co.,Ltd       Tianda Oil Pipe Co., Ltd

TOBO Pipeline Equipment Co.,Ltd        TPCO & TISCO Pipe(Tianjin)Co.,Ltd.                        


May 18, 2022

Welding Neck Flange PN10 CuNi 90/10 Flat face Din2632 EEMUA145 ANSI B16.5

Welding Neck Flange PN10 CuNi 90/10 Flat face Din2632 EEMUA145 ANSI B16.5



Detailed Product Description

Type: WN Flange Size: 1/2''~48''
Class Rating: 150#~2500# Facing: RF(raised Face);FF(flat Face);RTJ(ring Type Joint);RJ(ring Joint Face) TG(tongue And Groove Face);MFM(male And Female Face)
Manufacturing Process: Push, Press, Forge, Cast, Etc. Packing: Wooden Cases, Pallets, Nylon Bags Or According To The Customers' Requirements
MOQ: 1pcs Delivery Time: 10-100 Days Depending On Quantity
Payment Terms: L/C,T/T Shipment: FOB Tianjin/Shanghai, CFR, CIF Etc
Application: Pipeline And Valves Connection Remarks: Other Materials And Drawings Are Available.


Welding Neck Flange PN10 CuNi 90/10 Flat face Din2632 EEMUA145 ANSI B16.5

Quick Details

Size: 1/2"-80" Material: CuNi 90/10 Standard: ASME
Place of Origin: Shanghai, China (Mainland) Model Number: Forged Flange Brand Name: TOBO
Standard or Nonstandard: Standard Type: WN flange Certificate: ISO9001
Pressure: Class150/300/600/9001500/2500 Packing: Plywoodwooden Pallets Surface: RF FF MFM TJ TG

Packaging & Delivery

Packaging Details: Wooden case and pallets
Delivery Detail: 30 days




We are a professional manufacturer of forged High Quality Welding Flange with machined surfaces.
As a professional manufacturer of High Quality Welding Neck Flange,we also can offer you customized

service,you can provide us the PDF drawing ,or we can design the High Quality Welding Flange of your

special requirement.

Material Carbon steel: A105; A516 Gr65; RST37-2; EN10025 S235JR; C22.8 P245GH etc.
  Alloy stell: A182 F5,F9,F11; A350LF2; Q345, 42CrMo etc.
  Stainless steel: A182, F304, F316, EN10222-5 1.4541,1.4571,1.4404 etc.
Standard ASME B16.5, B16.47, B16.48, B16.36, B16.9; AWWA C207; API6A,605; DIN BS4504, BS10, EN1092-1, AS2129, JIS etc.
Surface Anti-rust Oiled, Black/Yellow Painting, Hot DIpped Galvanized, Zinc-plated.
Type Welding Neck/Plate/Blind/Slip-on/Theaded
Flange facing Raised face , Flat face, Ring Joint face,etc.
Size DN10-DN3600
Process Free forging, plate cutting
Pressure DIN:PN6-PN100
Connection Welding
Technical Forged
Package Wooden case,Cartons, Pallets or crates according to buyer's requirements.
Delivery It depend on demand quantity
Certificate TUV, ISO9001
Applications Steam, air, gas and oil pipes or for many other fluids





Stainless Steel Grade: ASME / ASTM A 240, ASTM A 182 F304, F304L, F316, F316L, 316Ti, 321, 309, 310, 317L, 347, 904L, 254 SMO, 17-4Ph (630).


Carbon Steel Grade: IS 2062, A105, A105N


Low Temperature Carbon Steel Grade: ASME / ASTM A350 LF2, LF3


Alloy Steel Grade: ASME / ASTM A182 F1, F5, F9, F11, F22, F91, F92


Duplex Steel Grade: ASME / ASTM A182 F44, F45, F51 (S32205), F53 (S32750), F55 (S32760), F60, F61


Copper - Nickel Grade: ASME / ASTM B151 B152 70/30 (C71500), 90/10 (C70600)


Nickel Alloy Grade: ASME / ASTM B564 Nickel 200 (N02200), 201 (N02201), Monel 400 (N04400), 500 (N5500), Alloy 20, Inconel 600 (N06600), 601 (N06601), 625 (N06625), Incolloy 800 (N08800), 825 (N08825), Hastelloy B2 (N10665), B3 (N10675), C276 (N10276)


Titanium Alloy Grade: ASME / ASTM B381 F1, F2, F5, F7


Also Aluminium, Copper, Brass, etc




  • Slip-On (SORF)
  • Blind (BLRF)
  • Socket weld (SWRF),
  • Weldneck (WNRF),
  • Screwed (SERF)
  • Lapped Joint (LJFF)
  • Weldneck Ring Joint (WNRTJ)
  • Long Weld Neck
  • Orifice
  • Spectacle Blind

· Threaded

  • Ring Joint


Flange Face:

· Raised Face

· Flat Face

· Ring Joint Face

· Male Face

· Female Face

· Tongue Face

· Groove Face



FLANGES: 15 mm NB TO 2000 mm NB (1/2" to 60") (DN15 to DN2000)





ANSI B16.5: Pressure Class 150#, 300#, 400#, 600#, 900#, 1500#, 2500#


ANSI B16.47: Pressure Class 75#, 150#, 300#, 400#, 600#, 900#


ANSI B16.36: Pressure Class 300#, 400#, 600#, 900#, 1500#, 2500#


JIS B2220 / B2221: Pressure Class 5k, 10k, 16k, 20k, 30k


BS 4504 SEC3.1: Pressure Class PN 2.5 To PN 40


BS 4504 Part 1: Pressure Class PN 2.5 To PN 400


BS 1560: Pressure Class 150#, 300#, 400#, 600#, 900#, 1500#, 2500#


DIN Flange: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656,
DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638, DIN 2673

Pressure Class PN6 TO PN 320


Pr EN 1092-1: Pressure Class PN2.5 To PN100


BS 10: TABLE D, E, F, H


AS 2129: TABLE D, E, F, H, J, K, R, S, T


MSS-SP44: Pressure Class 150#, 300#, 400#, 600#, 900#


AWWA C207: Pressure Class B, D, E


AFNOR NFE 29-203: PN 2.5 to PN 420



Test Certificate: MTC, TC from government approved Laboratory under Third Party Inspection.




  • Optimum quality
  • High performance
  • Corrosion resistant
  • Anti-abrasive
  • Durable
  • Strong



  • Heat Exchangers & Pressure Vessels
  • Power Plants
  • Pharmaceutical industry
  • Chemical industry
  • Petroleum Refineries
  • Nuclear Industries
  • Ship Building
  • Food Processing Plants
  • Offshore Industry
  • Oil & Gas


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