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Specification and qualification of welding procedures for metallic materials. Welding procedure test. Part 3. Fusion welding of non-alloyed and low-alloyed castirons

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Specification and qualification of welding procedures for metallic materials. Welding procedure test. Part 5. Arc welding of titanium, zirconium and their alloys

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Specification and qualification of welding procedures for metallic materials. Welding procedure test. Part 6. Arc and gas welding of copper and its alloys

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Specification and qualification of welding procedures for metallic materials. Welding procedure test. Part 8. Welding of tubes to tube-plate joins

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Ion exchange rezins. Method for determination of chlorine ions content

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Qualification testing of welders for underwater welding. Part 1. Hyperbaric wet welding

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Qualification testing of welders for underwater welding. Part 2. Diver-welders and welding operators for hyperbaric dry welding

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Dentistry casting gold alloys. Technical requirements. Test methods

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