Tube (Beijing) Oilfield Technology Service Co.,Ltd Flange informations:

1.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.

2.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 Duplex Steel: ASTM A182 F51/UNS S31803, A182 F53/UNS S32750

ASTM A182 F55 / UNS S3260

3.Flange Face Type: Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

4.Flange Nominal Diameter Range: 1/2” – 96”, DN15-DN2000

5.Nominal Pressure Range: 150# – 2500# (PN6 – PN40)