Welding Neck Flange:

1)size: 1/2"-48"
2)standard: ASME B 16.5/ASME B 16.47A
3)Face: RF, FF, RTJ, TF, GF


Flange Type we can offer:

Butt Welding Flange, Welded Neck Flange, Slip-on Flange
Socket Welding Flange, Lap Joint Flange, Flat/Plate Flange, Orifice Flange, Threaded Flange
Loose Plate Flange, Steel Pipe Flange, Spectacle Flange, Anchor Flange, SAE Flange

Face Finish:
RF, FF, RTJ, TF, GF

Standard and Class:
(1)DIN 2573 PN6 DIN 2576 PN10 DIN2502 PN16 DIN2503 P25-40 DIN2566 PN16, DIN2631-2635
(2)ANSI B16.5, A105 150LB 300LB 400LB 600LB 900LB 1500LB 2500LB
WNRF SORF BLRF THRF SWRF LJRF
(3)JIS SS400 OR SF440 5K 10K 16K 20K 30K SOPFF SOHFF BLFF
(4) UNI 2276 2277 2278 6084 6089 6090 2544 2282 6091-6093
(5) EN1092 PN6 PN10 PN16 PN25 PN40 TYPE1 TYPE2 TYPE 5 TYPE 12 TYPE 13
(6)BS4504 SANI1123 1000/3 1600/3 2500/3 T/D T/E T/F
(7) AS2129 TABLE D TABLE H TABLE E
(8) GOST 12820-80 12821-80

Material:
Carbon Steel: ASTM A105
A694 F42/ 46 /52 /56 / 60 / 65 / 70 /
A350 LF3/ A350 LF2, Etc
RST37.2 OR C22.8, P245GH, P65GH, A266 CL2, S235JR. S275R, S355JR
Alloy Steel: ASTM A182 F1/ F5/ F9/ F11/ F22/ F91/ Etc.
Stainless Steel: ASTM A182 F304/ 304L/ 304H/ 316/ 316L 317/ 317L/ 321 / 310 Etc