API 6A TYPE 6B Blind WN welding neck flanges

1. Type: Welding neck Flanges, Blind Flanges with RTJ (Ring Joint) Connection 2. Material: 1. Carbon Steel ASTM A694 F42 F46 F48 F50 F52 F56 F60 F65 F70; ASTM A105 A105N A36 , ASTM A350 GR. LF1 LF2 LF3 LF5 LF6 LF9 LF787, ASTM A182 F5 F9 F11(class 1,2,3) F12(class 1, 2) F22(class 1, 3) F21, F23, F24, F91 3. Standard: API 6A TYPE 6B TPYE 6BX 4. Size: 1-13/16" to 30" 5. Pressure: 13.8 MPA/2000psi, 20.7 MPA/3000psi, 34.5 MPA/5000psi, 69.0 MPA/10000psi, 103.5 MPA/15000psi, 138.0