CARBON STEEL

→ ASTM A694 F42, F46, F48, F50, F52, F56, F60, F65, F70
→ ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2
→ ASTM A105 Carbon Steel Gr. F52, F56, F60, F65, F70 Flanges