Nb T 31006 2011 Translated English Of Chinese Standard Nbt 31006 2011 Nb T31006 2011 Nbt31006 2011

This Standard specifies the surface pretreatment and coating protection, thermal spraying metal protection, cathodic protection common anti-corrosion methods and related technical requirements of offshore wind farm steel structures (mainly including fixed steel support structures of wind turbine generator system and substations). This Standard is applicable to the anti-corrosion design, construction, acceptance and operation and maintenance of offshore wind farm steel structures.

This part specifies the designation, technical requirements, test methods, inspection rules, packaging, marking and quality certificate requirements for the ferrite/austenite duplex seamless steel tube used for heater exchanger.

This standard specifies the preparation, sample preparation, inspection method and qualified indexes for pressure equipment (boiler, pressure vessels and pressure piping) product welded coupons.

This part of NB/T 47019 specifies such purchase technical specifications as the tube size, shape, mass, technical requirements, inspection and test rules, quality certificates, and so on, AND defines the duties, rights and obligations of the relevant parties.

This part specifies the classification and marking, technical requirements, test methods, inspection rules, packaging, marking and quality requirements for seamless and welded stainless steel tubes.

This Standard specifies the definition, order contents, size, shape, weight, permissible deviation, technical requirements, test methods, inspection rules, transportation, storage, marking and quality certificate of continuous casting square and rectangular blank of non-alloy steel, low alloy steel, and alloy steel.

This Standard specifies the PLATES.

This Standard specifies the definition, order contents, dimensions, appearance, weight as well as allowable deviation, technical requirements, test methods, inspection rules, transport, storage, marks, and quality certificate of non-alloy steel, low-alloy steel, and alloy-steel continuous casting square and rectangular blank.