This standard specifies the type, marking content, marking position and marking requirements of power-driven vehicles manufacturer plate. This standard applies

This Standard specifies the selection and preparation of samples, hairline inspection method, representation and assessment of inspection results, and test repo

This standard specifies the contents of ordering, grade presentation method, size, shape, weight, technical requirements, test methods, inspection rules, packag

This Standard specifies the alloy designations and codes, technical requirements, test methods and inspection rules for casting zinc alloys. This Standard is ap

This Standard specifies the types and basic parameters of straight-sided highspeed mechanical power presses of which the nominal force range is 250kN~6300kN. Th