Steel and cast iron pipe with protective coatings. Technical requirements
Трубы стальные и чугунные с защитными покрытиями. Технические требования. |
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MISC State Property Management Committee RegulationsState Property Management Committee Regulations … |
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GOST 17516.1-90Electrotechnical articles. General requirements … |
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GOST 24211-91Concrete additives. General specifications |