Welded Steel Pipes in Unalloyed and Low Alloy Steels for Supply Purposes, Process Plant and Tanks; General Specifications, Survey, Recommendations for Use— 6 стр.
Welded Steel Pipes in Unalloyed and Low Alloy Steels for Supply Purposes, Process Plant and Tanks; Pipes with Quality Specifications, Technical Conditions of Delivery— 4 стр.
Seamless Tubes in Unalloyed Steels for Supply Purposes, Process Plant and Tanks; Tubes with Quality Specifications, Technical Conditions of Delivery— 4 стр.