Gold Member Since 2015
Audited Supplier
Dingxiang C&N Huarui Forging Co., Ltd.

BS 1092-1 Flanges, DIN2631 Weld Neck Flanges, In2632 Weld Neck Flanges manufacturer / supplier in China, offering DIN 2512, 2519, 2526, 2527, 2566, 2573, 2576, 2631, 2632, 2633, 2634, 2635, 2641, 2642, 2655, 2656, 2673 Flanges, DIN Forge Steel Flanges (Weled Neck Flanges), ASTM Sb564 Monel 400 Uns N04400 Flange Weld Neck Flange and so on.

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Supplier Homepage Product C&N DIN/EN FLANGES DIN 2512, 2519, 2526, 2527, 2566, 2573, 2576, 2631, 2632, 2633, 2634, 2635, 2641, 2642, 2655, 2656, 2673 Flanges

DIN 2512, 2519, 2526, 2527, 2566, 2573, 2576, 2631, 2632, 2633, 2634, 2635, 2641, 2642, 2655, 2656, 2673 Flanges

FOB Price: US $0.5 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $0.5/ Piece
Get Latest Price
Production Capacity: 60tons/Month
Transport Package: Plywood Box, Wooden Case, Pallet
Payment Terms: L/C, T/T, Paypal, Western Union

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Basic Info
  • Standard: ANSI, DIN, JIS, GOST, BS En1092-1
  • Material: Carbon Steel
  • Connection: Flanged
  • Manufacturing Way: Forging
  • Material Specification: A105/A105n, C22.8, P45gh, P250gh, A350 Lf2
  • Origin: China
  • Type: Welding Flange
  • Structure: Flanges
  • Sealing Surface: RF
  • En 1092-1 DIN P250gh Flanges: C22.8 P245gh Pn6, Pn10, P16, P25 Pn40 DIN Flanges
  • Trademark: C&N
Product Description

About Our Din2633 Welding Neck Flanges:
DIN Welding Neck
DIN Plate
DIN Slip-On
DIN Threaded
DIN Blin

Carbon steel: S235JRG2 C22.8  P245GH    
Alloy stell: 1.5415 16MO3    
Stainless steel: 1.4571 1.4301 1.4306 1.4404 1.4435    
StandardDIN 2527 2566 2573 2576 2630 2631 2632 2633 2634 2635 2636 2637 86030
SurfaceRust-proof oil, Black, Yellow, Galvanized    
TypeWelding Neck/Plate/Blind/Slip-on/Theaded
Flange facingRaised face , Flat face, Ring Joint face,etc    
Process Free forging, plate cutting    
PackageWooden case,Cartons, Pallets or crates according to buyer's requirements.    
Delivery It depend on demand quantity    
CertificateTUV, PED, ISO9001    
ApplicationsSteam, air, gas and oil pipes or for many other fluids    

We have manufactured flanges for over 20 years. C&N specializes in supplying specialty flanges to the 
world's most demanding industries - Oil and Gas Exploration and Production, Oil Refining and 
Processing, Petrochemical, Chemical, Plumbing and HVAC.

Flange SpecificationsTypes of Flange

Carbon steel
Stainless steel
Alloy steel
Special steel
Others as specified

ANSI B16.5
API 605
EN 1092-2007
Many other specs

Socket weld
Slip on
and special types

 DIN2632, DIN2633, DIN2634, DIN2635,welding neck flanges


Welding-neck flange


1/2"- 48"




A105,A105M,ST37,ST35.8,SS400 SB410,Q235,

Sealing face


Pressure rating

10-40 BAR,CLASS 150-CLASS 900,PN1.0-PN 25,PN0.6-PN10.0


Carbon steel: A105
Alloy 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 347-347H 
Low temperature steel: A522 A707 Grade L 1-L 2-L 3-L 4-L 5-L 6-L 7-L 8 
High performance steel: A694 F 42-F 46-F 48-F 50-F 52-F 56-F 60-F 65-F 70
Low-temperature steel: ASTM/ASME A402 WPL 3-WPL 6
High performance: ASTM/ASME A860 WPHY 42-46-52-60-65-70

Surface treatment

Transparent oil, rust-proof black oil or hot galvanized

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)

Industries Served

Electrical power, petroleum, natural gas, chemical, shipbuilding,
heating, papermaking, metallurgy


wooden case, pallet or as customers' requirement

Type: Welding neck (WN), Slip-on (SO), Socket welding (SW), Lap-joint (LJ), Blind (BL),       Thread (TH). Plate (PL)
Pressure Ratings:class 150 300 400 600 900 1500 and 2500
Pressure Ratings:PN6 PN10 PN16 PN25 PN40 and PN64...
Materials: Carbon steel(A105 C22.8 ST37.2 A694 F42-F70...),Stainless steel(A182 304 321 316            316Ti..) and Alloy steel etc.
Standards:ANSI B16.5  B16.47 A B  API  BS  DIN  UNI  JIS  AS and Mss SP etc.
Size:1/2"--64"(DN15mm--DN1600mm)on the basis of equality and mutual benefit and to establish long-term and stable bussiness relationships.
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