| High-pressure seamless steel pipes
Трубы стальные бесшовные высокого давления. Технические условия |
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GGTN Order No. 115 of 08 27 01List of technical devices used at hazardous … |
RDS 10-232-94Product Certification Procedures in the … |
GOST 21.614-88SPDS. Standard graphic symbols for electrical … |