Forged Steel Flanges

  
 
We are one of the  Flanges manufacturer and factory in China. We can manufacture and supply Flanges according to your requirements. More types of Flanges wanted, please contact us right now! 
Type: Blind flanges ,Flat flange for welding (slip on),Welding neck flanges,SLIP ON FLANGE,Loose flanges and rings for welding (slip-on flanges and plain collars),Lapped (lap joint) flanges Plain collars,Threads flange
突面 raised face (RF) 全平面 flat face; full face (FF) 凹面 female face (FMF);凸面 male face (MF);凹凸面(MFM)榫槽面(TG) 环垫接头 ring joint (RJ) 对焊 butt welded (BW) 承插焊 socket welded (SW)
Pressure Ratings:
Class 150, 300, 600, 900, 1500 and 2500: PN 6, PN 10, PN16, PN25, PN40 and PN64 JIS 5K, 10K, 16K and 20K
Materials:
Carbon steel(Rst37.2 or C22. 8 A105), Stainless steel and Alloy steel etc.
 
 
Standards:
 
 
 
ANSI/ASME B 16.5 Standard:            
Size: NPS 1/2 "-24"              
PN: 150LBS ;300LBS; 400LBS; 600LBS; 900LBS; 1500LBS; 2500LBS          
Type: Slip-On; Welding-Neck; Blind; Lap-Joint; Socket-Welding; Threaded        
Facing: RF;FF; RTJ;              
Mat: ASTM A105/A105M/ASME AS105 ASTM A350LF2 ASTM A182F304F304L F316 F316L        
               
LONG Welding-Neck:              
Size: NPS 1/2 "-24"              
PN: 150LBS 300LBS 400LBS 600LBS 900LBS 1500LBS 2500LBS          
Facing: RF/FF RTJ              
Mat: ASTM A105/A105M/ASME SA105 ASTM A350LF2 ASTM A182F304 F304L F316 F316L        
               
ANSI/ASME B16.47 Series A(MSS SP-44) Standard:            
Size: NPS 26 "-60"              
PN: 150LBS 300LBS 400LBS 600LBS 900LBS            
Type: Welding-Neck Blind            
Facing: RF/FF RTJ              
Mat: ASTM A105/A105M/ASME SA105 ASTM A350LF2 ASTM A182 F304 F304L F316 F316L        
               
ANSI/ASME B16.47 Series B (API 605) Standard:            
Size: NPS 26 "-60"              
PN: 75LBS 150LBS 300LBS 400LBS 600LBS 900LBS            
Type: Welding-Neck Blind            
Facing: RF/FF RTJ              
Mat: ASTM A105/A105M/ASME SA105/ASTM A350LF2 ASTM A182 F304 F304L F316 F316L        
               
AWWA C207 Standard:              
Size: NPS 4 "-144"              
PN: Class B (86psi)Class D (175-150psi) Class E (275psi) Class F (300psi)        
Type: Plate              
Facing: FF              
Mat: ASTM A105/A 181: ASTM A36 ,ASTM A516 Gr 60,65,70.          
               
ASME B16.36 Standard:              
Size: NPS 1"-24"              
PN: 300LBS 400LBS 600LBS 900LBS 1500LBS 2500LBS          
Type: Welding-Neck Slip-On Threaded            
Facing: RF/FF RTJ              
Mat: ASTM A105/A105M/ASME SA105 ASTM A350LF2 ASTM A182 F304 F304L F316 F316L        
               
BS10-1962 Standard:              
Size: NB10-3000              
Table: D ;E; ;F; ;H; J;              
Type: Slip-On Threaded Blind Welding-Neck            
Facing: RF/FF              
Mat: BS1501-161 Gr.B and C BS1633 Gr. B BS1503-240 Gr. 240 BS1503-620 BS3604        
               
BS3293-1960 Standard:              
Size: NPS 26 "-48"              
PN: 150LBS 300LBS 400LBS 600LBS            
Type: Welding-Neck Slip-On            
Facing: RF;FF; RTJ;              
Mat: ASTM A105/A105M/ASME SA105 ASTM A350LF2 ASTM A182 F304F304L F316 F316L        
               
BS4504 Sec. 3.1/1989 Standard:            
Sizc: NB15-2000              
PN: PN2.5 PN6 PN10 PN16 PN25 PN40            
Type: Code 101(Plaie) 102 and 104(Loose)105(Blink) 111(Welding-Neck) 112(Slip-On) 113(Threaded) 121(Intergral) 132(Plate Collar) 133(Lapped Pipe End) 134(WN Collar)
Facing: A B C D E F G H              
Mat: BS970 070M20 BS4360 Gr. 43A BS1503-164 Gr. 490′BS1503-224 Gr. 410 BS1503-304S11 304S31 321S31 316S31 316S11
               
EN1092-1: 2002 Standard:            
Size: DN10-4000              
PN: PN2.5 PN6 PN10 PN16 PN25 PN40 PN63 PN100            
Type: 01 02 04 05 11 12 13 21 32 33 34            
Facing: A B (B1 and B2)C B E F G H            
Mat: EN10025(S235JRG2)EN10222-2 and 3            
(P245GH and P280GH) EN10222-5(1.4301 1.4306 1.4307 1.4401 1.4404 1.4435 1.4541 1.4571)A105/C21/1.0432 C22.8/P250GH/1.0460
               
DIN Standard:              
Size: DN10-4000              
PN: PN6 ;PN10 ;PN16; PN25 ;PN40 ;PN64;PN100 ;PN160 ;PN250 ;PN320 ;PN400;        
Type: Plate (DIN2573 2576 2502) Blind (DIN2527) Loose (DIN2673 2674 2675 2676 2641 2642 2655 2656) Welding-Neck (DIN2627-2628 2629 2630 2631 2632 2633 2634 2635 2636 2637 2638)
Threaded (DIN2565 2566 2567) Slip-On (DIN86029 86030)          
Facing: DIN2526(Form A B C D E F N V13 V14 R13 R14 ML)          
Mat: RST37.2/1.0038/DIN17100 C22.8/1.0460 A105/C21/1.0432 1.4301 1.4307 1.4401 1.4404 1.4541 1.4571/DIN17440  
               
ISO 7005-1 Standard:              
Size: DN10-4000              
PN: PN205 PN6 PN10 PN16 PN20 PN25 PN40 PN50 PN110 PN150 PN260 PN420          
Type: 01 02 03 04 05 11 12 13 14 15 21 32 33 34          
Facing: A B(B1 and B2) C(C1 and C2) D(D1 and D2) E(E1 and E2) F(F1 and F2) G H J        
Mat: ISO2604-1 F8 F9 F13 F18 F22 F49 F62 F46 F59          
               
NFE29203 Standard              
Dize: DN10-600              
PN: PN2.5 PN6 PN10 PN16 PN20 PN25 PN40 PN50 PN100 PN150 PN250 PN420          
Type: 01 02 03 04 05 11 12 13 14 15 21 32 33 34 35          
Facing: A B(B1 and B2) C(C1 and C2) D(D1 and D2) E(E1 and E2) F(F1 and F2)J        
Mat: NFE29204 BF42 BF42N BF48 BF48N            
               
JIS B2220 Standard:              
Size: 10A-1500A              
PN: 5K 10K 16K 20K 30K              
Type: SOP(PL) SOH(SO A B C) Welding-Neck            
Facing: FF RF (Large and Small) Male Femala Tongue Groove to JIS B2202        
Mat: JIS G3101 SS41 JIS G3201 SF40A(S20C) and SF45A(S25C) JIS G3202 SFVC1and SFVC 2A        
               
UNI Standard              
PLATE    FLANGES: UNI 2276 PN6,UNI 2277 PN10,UNI 2278 PN16,UNI 6083 PN25,UNI 6084 PN40      
WELIDNG  FLANGES: UNI 2280 PN6,UNI 2281 PN10,UNI 2282 PN16,UNI 2283 PN25,UNI 2284 PN40,UNI 2285 PN64,UNI 2286 PN100
BLIND    FLANGES: UNI 6091 PN6,UNI 6092 PN10,UNI 6093 PN16,UNI 6094 PN25,UNI 6095 PN40,UNI 6096 PN64,UNI 6097 PN100
THREADED FLANGES: UNI 2253 PN6,UNI 2254 PN 10