Customized Alloy Steel Welding Neck Flange

Brief Introdcution
The main products of our company include: Welding-neck flanges, slip-on flanges, blind flanges, threaded flanges, socket welding flanges,lap joint flanges and plate flanges etc., with specification from DN15-3000.
We can supply above mentioned standard flanges of DIN,ANSI, BS, JIS, UNI, NS and AS, GB, HB, JB etc. We can also manufacture special application flanges and forging parts that customers require.

Standard
ANSI/ASME B16.5 /MSS SP44/API 605/ AWWA C207/BS3293;
DIN2631/2632/2633/2634/2635/2636/2637
  DIN2573/2576/2527/2566
  DIN2642,DIN2655;
UNI2276/2277/2278 /6082/6083/6084 /6088/6089/6090
  UNI2280/2281/2282/2283/2284 /6085/6086
  UNI6091/6092/6093/6094/6095/6096/6097/6098/6099
  UNI2253/2254;
BS4504 PN10,PN16,PN25,PN40  BS10 TABLE E/TABLE D;
JIS B2220 5K,10K,16K,20K,30K,40K;
EN1092-1 PN10,PN16,PN25,PN40;
 
Material 
CARBON STEEL: ASTM A105, A350-LF1, LF2, LF3, C22.8, C21, RST37-2, SS400, SF450A, 20Mn, Q235, 20# etc.
ALLOY STEEL: ASTM A182 F9 F11 F22, A694-F42-70,15CrMo etc.
STAINLELL STEEL: ASTM A182 F321, F304, F304L, F316, F316L, F316Ti, F51, F65; DIN17440 1.4541, 1.4571, 1.4301, 1.4401, 1.4406; SUS304, SUS304L, SUS316, SUS316L etc.
 
Type of Flanges
(WN),(SO),(BL),(LJ),(TH),(SW),(LWN),(Orifice Flange),(Spectacle Blind),(Anchor Flange)
 
Pressure: CL150-2500\PN6-PN400
Size: DN15-3000
 
Surface Treatment:
Anti-rust,Paint,Oil/ /Galvanize ...
 
Non-standard:
Our company can supply flanges and forgings according to customer's requirements and drawings. OD is below 5000mm, the weight is less than 15Tons.