This Part of NB/T 47013 specifies the liquid penetrant testing method and quality grading of pressure Equipment. This Part applies to the testing of surface-breaking defects which are caused in the manufacture, installation and use of pressure Equipment made of non-porous metallic materials.

This Standard specifies the designation, chemical composition etc. of niobium and niobium alloy. This Standard applies to all types of wrought niobium and niobium alloy products (including cast ingots and semi-finished products).

This Standard specifies the terms, definitions, components, materials, grading, code, technical requirements, test methods, inspection rules, packaging, mark, transportation and storage of white Portland cement. This Standard is applicable to the production and application of white Portland cement.

This standard specifies the terms and definitions, product classification and code, requirements, test methods, inspection rules and marking, packaging, transportation, and storage of canned fish.

This Standard specifies the requirements, test methods, inspection rules, marks, package, transportation, storage, quality certificate and orders (or contracts) for the tungsten concentrate. This Standard applies to tungsten concentrate products selected in mine; it can be used for producing ammonium paratungstate, tungstic acid, ammonium metatungstate, tungsten oxide etc.

This standard applies to the test for penetration force of injection closures. Penetration force refers to the maximum force value of puncture devices penetrating rubber stoppers or liners in a penetration test, expressed in N.

This Standard applies to the nipple which takes natural rubber, Cis-1,4-polyisoprene rubber, silicone rubber as raw material to process.