|
|
Seamless extra thin-walled tubes of corrosion-resistant steel
|
Steel seamless cold-formed tubes for shipbuilding
|
Steel and cast iron pipes and fittings. Acceptance, marking, packing, transportation and storage
|
Steel and cast iron pipes and fittings. Rules for acceptance of marking, packing, transportation and storage
|
Electrically welded steel line-weld lubes. Range
|
Electrically welded steel tubes. Specifications
|
Electrically welded steel line-weld tubes. Technical requirements
|
Steel cold shaped electrically welded tubes technical conditions
|
High-pressure seamless steel pipes
|
Electric-welded pipes from corrosion-resistant steel
|
Steel rolled up soldered double-layer tubes
|
