Here is the list of materials used in our production. The range is very wide : from 1 /4 " to 4" for size ; Series 3000 Lbs to 9000 Lbs for operating pressures ; from carbon steel (ASTM A105 , A106 / B) , steel ( F304L , F316L ) to the alloy or low alloy steels .
ASTM A105/ASME SA105 - NACE / SOUR SERVICE
ASTM A350 LF2-LF3-LF6 / ASME SA350 LF2-LF3-LF6 - NACE/SOUR SERVICE
ASTM A106B/ASME SA106B - NACE / SOUR SERVICE
ASTM A234 WPB/ASME SA234 WPB - NACE / SOUR SERVICE