RTJ blind flange, which is short for ring-type joint blind flanges, is widely applied in oil field, water system, offshore construction, ship manufacturing, sewage treatment, natural gas pipeline system, power plant, etc.

Xinyue can provide size range form 1/2” to 56”, DN 15 to 1400. Pressure of ANSI class is from 150 to 2500.

Most common seen standard is API, ANSI, BS, JIS, UNI, DIN, EN1092-1.

Most common seen material are as below:

ASTM A105

ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2

ASTM A516.60

ASTM A694 (F42, F46, F48, F50, F52, F56, F60, F65, F70)

ASTM A182 F304/304L, F316/316L, F316H, F310, F321

ASTM A182 F11, F22