Weld Neck Flange (WN), Long Welding Neck Flange (LWN), Lap Joint Flange (LJ), Blind Flange

Flange Manufacturer shijiazhuang bangdong pipe trading co.,ltd supplies Weld Neck Flange (WN), Long Welding Neck Flange (LWN), Lap Joint Flange (LJ), Blind Flange / Blank Flange (BL), Slip On Flange (SO), Thread Flange (THR), Socket Weld Flange (SW), Reducing Flange, Orifice Flange, Anchor Flange,Spectacle Blind Flange (Figue 8), Spacer Ring/Spade Flange etc…

Flange Standards:
ANSI/ASME Standard: ANSI B16.5, ANSI B16.47 Series A & B, MSS-SP-44, API 605, API6A in class 150 to 2500;
AWWA C207 flanges in Class B, Class D, Class E, Class F, Ring, Blind & Hub;
European DIN, UNI, EN 1092-1, BS 4504, ISO, NS, NFE29203 flanges in Pressure PN6 to PN100;
Japanese JIS B2220 & Korean KS B1503 flanges in pressure 5K to 40K;
Russian GOST 12820-80, GOST 12821-80, GOST 12815-80 in pressure PN0.6MPa to PN10MPa;
South African SABS 1123 / SANS 1123 in Class 600kPa to 4000kPa.

Flange Materials:
Carbon Steel:  ASTM A105/A105N
              A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2
              A694 F42, F46, F48, F50, F52, F56, F60, F65, F70
             A516.60, 65, 70 (Spectacle Blind Flange, Spacer Ring/Spade Flange)
             Steel RST37.2, C22.8
Stainless Steel: ASTM A182 F304/304L, F316/316L, F316H, F316TI, F310, F321;
Alloy Steel: ASTM A182 F1, F5, F9, F11, F22, F91
Duplex & Super Duplext Steel: ASTM A182 F51/UNS S31803, A182 F53/UNS S32750
                           ASTM A182 F55 / UNS S3260

Flange Face Type: Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Flange Norminal Diameter Range: 1/2” – 96”, DN15-DN2000

Normail Pressure Range: 150# - 2500# (PN6 – PN40)