Gases

Shell-and-tube heat exchangers and pipe-in-tube heat exchangers manufactured according to TU 3612-005-00220302, TU 3644-006-00220302, TU 3612-017-00220302, TU 3612-013-00220302, TU 3612-014-00220302, TU 3612-013 023-00220302, TU 3612-024-00220302, TU 3612-100-00220302. Manual

Shell-and-tube heat exchangers and tube-in-tube heat exchangers. Manual

Unified tariff qualification reference book of works and professions of workers. Sections: "Foundry", "Welding", "Boiler, cold-forging, drawing and pressing", "Forge-pressing and thermal work", "Mechanical processing of metals and other materials", "Metal plating and painting", "Enameling", Locksmithing and assembly work "

Metal covered electrodes for manual arc surfacing of upper layers with special properties types

Metal covered electrodes, for manual arc welding of high-alloyed steels with special properties. Types

Gaseous and liquid argon. Specifications

Electrically welded steel tubes. Specifications

Single-flame multi-purpose torches for oxy-acetylene welding, soldering and heating

Hard-facind materials. General requirements for methods of analysis

Occupational safety standards system. Special machines and devices for pipe-line building. Safety requirements

Devices for electric welding and plasma treatment

Equipment and facilities for gas-flame treatment of metals and thermal