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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "NB" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
  • NB/T 20082-2012
  • Qualification procedure for safety-class diesel-generator applied as standby power supplies for nuclear power plants NB
    China Energy industry Standards
  • NB/T 20084-2012
  • Qualification procedure for safety class high-voltage switchboard applied in nuclear power plants NB
    China Energy industry Standards
  • NB/T 20085-2012
  • Qualification procedure for safety class high-voltage switchboard applied in nuclear power plants NB
    China Energy industry Standards
  • NB/T 20081-2012
  • Qualification procedure for class 1E transformer applied in pressurized-water reactor nuclear power plants NB
    China Energy industry Standards
  • NB/T 47013.8-2012
  • Nondestructive testing of pressure equipments. Part 8: Leak Testing [Quasi-Official / Academic version - scanned PDF, translated by Standard Committee / Research Institute in China] NB
    China Energy industry Standards
  • NB/T 47013.9-2012
  • Nondestructive testing of pressure equipments. Part 9: Acoustic emission testing NB
    China Energy industry Standards
  • NB/T 47013.7-2012
  • Nondestructive testing of pressure equipments. Part 7: Visual examination NB
    China Energy industry Standards
  • NB/T 42001.1-2012
  • The norm of energy consumption per unit product of thermal power equipment manufacturing enterprises. Part 1: Utility boiler NB
    China Energy industry Standards
  • GB/T 26990-2011
  • Fuel cell electric vehicles - ONBoard hydrogen system - Specifications NB
    China National Standards
  • SN/T 0684-2011
  • Determination of oxfendazole,feNBendazole,febantel and oxfendazole sulphone residues in meat and meat products for export. HPLC-MS/MS method NB
    China Import Export Inspection Standards
  • NB/T 31005-2011
  • Measurement standard of wind farm power quality NB
    China Energy industry Standards
  • NB/T 31006-2011
  • Technical code for anticorrosion of offshore wind farm steel structures NB
    China Energy industry Standards
  • NB/T 31007-2011
  • Charging standards for investigation and design of wind power project NB
    China Energy industry Standards
  • NB/T 31008-2011
  • Ration of cost estimate for offshore wind power projects NB
    China Energy industry Standards
  • NB/T 31019-2011
  • Corona-resistance polyimide film-backed mica paper tapes with glass fabric for coil insulation on wind energy generation NB
    China Energy industry Standards
  • NB/T 31014-2011
  • Manufacturing techakal specification for converter of double-fed wind turbine generator NB
    China Energy industry Standards
  • NB/T 31009-2011
  • Specification and calculation basis for cost estimate of offshore wind power projects NB
    China Energy industry Standards
  • NB/T 31011-2011
  • Specification and calculation basis for cost estimate of onshore wind power projects NB
    China Energy industry Standards
  • NB/T 31020-2011
  • Corona-resistance polyimide film for turn to turn insulation of wind power generator NB
    China Energy industry Standards
  • NB/T 31017-2011
  • Technical specification for main control system of doubly fed wind turbine generator system NB
    China Energy industry Standards
  • NB/T 31016-2011
  • General specification for power control system of battery energy storage system NB
    China Energy industry Standards
  • NB/T 31015-2011
  • Manufactured technical specification for converter of permanent magnet wind turbine generator NB
    China Energy industry Standards
  • NB/T 31018-2011
  • Wind turbine generator system technical specification of electric pitch system NB
    China Energy industry Standards
  • NB/T 31010-2011
  • Ration of cost estimation for onshore wind power projects NB
    China Energy industry Standards
  • NB/T 31012-2011
  • Manufactural and technical specification for permanent magnet type wind turbine generator NB
    China Energy industry Standards
  • NB/T 31004-2011
  • Guidelines for vibration condition monitoring and diagnose of wind turbine generator NB
    China Energy industry Standards
  • NB/T 31013-2011
  • Manufactural and technical specification for double fed wind turbine generator NB
    China Energy industry Standards
  • NB/T 25005-2011
  • The Code of welding repair of steam turbine cylinder in nuclear power plant NB
    China Energy industry Standards
  • NB/T 25001-2011
  • Quality assurance in siting for nuclear power plants NB
    China Energy industry Standards
  • NB/T 25003-2011
  • Regulations for environmental impact assessment report in siting phases of nuclear power plants NB
    China Energy industry Standards
  • NB/T 25008-2011
  • Anticorrosion and antifouling of seawater cooling system in nuclear power plant NB
    China Energy industry Standards
  • NB/T 35002-2011
  • Design code of industry television system for hydraulic power plants NB
    China Energy industry Standards
  • NB/T 25007-2011
  • The requirements on documentation system for nuclear power plant commissioning NB
    China Energy industry Standards
  • NB/T 31003-2011
  • Design regulations for large-sale wind power connecting to the system NB
    China Energy industry Standards
  • NB/T 25006-2011
  • The code of welding repair of turbine blades for nuclear power plant NB
    China Energy industry Standards
  • NB/T 35001-2011
  • Design stipulations for reservoir dispatching automation system of cascade hydropower plants NB
    China Energy industry Standards
  • NB/T 25002-2011
  • Code for design of maritime structures of nuclear power plants NB
    China Energy industry Standards
  • NB/T 25004-2011
  • Performance test code for moisture separator reheaters NB
    China Energy industry Standards
  • NB/T 1001-2011
  • Technical standard for vehicle liquefied natural gas fueling station NB
    China Energy industry Standards
  • NB/T 47018.4-2011
  • Technical permission of welding materials for pressure equipment. Section 4: Electrodes and fluxes for submerged arc welding NB
    China Energy industry Standards
  • NB/T 47018.5-2011
  • Technical permission of welding materials for pressure equipment. Section 5: Stainless steel strip electrodes and fluxes for overlay welding NB
    China Energy industry Standards
  • NB/T 47019.8-2011
  • Purchase technical specification for boiler and heater exchanger tubes/pipes. Part 8: Titanium and titanium/alloy NB
    China Energy industry Standards
  • NB/T 41003-2011
  • Product quality classification for shunt power capacitors of the self-healing type for a.c. power systems having a rated voltage up to and including 1000V NB
    China Energy industry Standards
  • NB/T 34001-2011
  • General specifications of solar lights for killing pest insects NB
    China Energy industry Standards
  • NB/T 20045-2011
  • Technical regulation for construction and acceptance of reactor vessel installation in PWR nuclear power plant NB
    China Energy industry Standards
  • NB/T 47015-2011
  • Welding specification for pressure vessels NB
    China Energy industry Standards
  • NB/T 47019.1-2011
  • Purchase technical specification for boiler and heater exchanger tubes/pipes. Part 1: General Requirements NB
    China Energy industry Standards
  • NB/T 47018.1-2011
  • Technical permission of welding materials for pressure equipment. Section 1: General rule NB
    China Energy industry Standards
  • NB/T 47014-2011
  • Welding procedure qualification for pressure equipment NB
    China Energy industry Standards
  • NB/T 20037.1-2011
  • Probabilistic safety assessment for nuclear power plant applications. Part 1: Level PSA for internal events at-power NB
    China Energy industry Standards
  • NB/T 20006.3-2011
  • Alloy steel for pressurized water reactor nuclear power plants. Part 3: Mn-Ni-Mo steel forgings for transition rings and flanges of reactor pressure vessels NB
    China Energy industry Standards
  • NB/T 20039.11-2011
  • Code on nuclear air and gas treatment Ventilation, air conditioning and cleaning. Part 11: Iodine adsorber (type Ⅰ) NB
    China Energy industry Standards
  • NB/T 20038-2011
  • Code on nuclear air and gas treatment general requirements on design and fabrication NB
    China Energy industry Standards
  • NB/T 34003-2011
  • General specifications for focusing solar cooker NB
    China Energy industry Standards
  • NB/T 34004-2011
  • Test method for purifier of centralization blogas supply NB
    China Energy industry Standards
  • NB/T 20007.9-2011
  • Stainless steel for pressurized water reactor nuclear power plant. Part 9: Class 1, 2, 3 austenitic stainless steel seamless buttwelding fittings NB
    China Energy industry Standards
  • NB/T 20036.5-2011
  • Qualification of active mechanical equipment used in nuclear power plants. Part 5: Qualification of active pump assemblies NB
    China Energy industry Standards
  • NB/T 20036.4-2011
  • Qualification of active mechanical equipment used in nuclear power plants. Part 4: Qualification of dynamic restraints NB
    China Energy industry Standards
  • NB/T 34002-2011
  • Wind-PV lighting device for rural area outdoor NB
    China Energy industry Standards
  • NB/T 20006.4-2011
  • Alloy steel for pressurized water reactor nuclear power plants. Part 4: Mn-Ni-Mo steel forgings for reactor pressure vessels nozzles NB
    China Energy industry Standards
  • NB/T 47019.6-2011
  • Purchase technical specification for boiler and heater exchanger tubes/pipes. Part 6: Ferrite/austenite duplex steel NB
    China Energy industry Standards
  • NB/T 47019.5-2011
  • Purchase technical specification for boiler and heater exchanger tubes/pipes. Part 5: Stainless steel NB
    China Energy industry Standards
  • NB/T 51001-2011
  • Coal Construction construction budget targets ground NB
    China Energy industry Standards
  • NB/T 34006-2011
  • General specifications for domestic densified biofael heating stove NB
    China Energy industry Standards
  • NB/T 20035-2011
  • Categorization of conditions of PWR nuclear power plants NB
    China Energy industry Standards
  • NB/T 20036.3-2011
  • Qualification of active mechanical equipment used in nuclear power plants. Part 3: Qualification of nonmetallic parts NB
    China Energy industry Standards
  • NB/T 20006.6-2011
  • Alloy steel for pressurized water reactor nuclear power plants. Part 6: Mn-Ni-Mo steel forgings for PWR steam generator tube plates NB
    China Energy industry Standards
  • NB/T 20006.1-2011
  • Alloy steel for pressurized water reactor nuclear power plants. Part 1: Mn-Ni-Mo steel forgings for reactor pressure vessel shelss in the beltline region NB
    China Energy industry Standards
  • NB/T 20036.1-2011
  • Qualification of active mechanical equipment used in nuclear power plants. Part 1: General requirements NB
    China Energy industry Standards
  • NB/T 20036.2-2011
  • Qualification of active mechanical equipment used in nuclear power plants. Part 2: Seismic qualification NB
    China Energy industry Standards
  • NB/T 20004-2011
  • Physical and chemical test methods for material used in nuclear island mechanical components of nuclear power plants NB
    China Energy industry Standards
  • NB/T 20006.2-2011
  • Alloy steel for pressurized water reactor nuclear power plants. Part 2: Mn-Ni-Mo steel forgings for reactor pressure vessel shells outside the beltline region NB
    China Energy industry Standards
  • NB/T 20039.12-2011
  • Code on nuclear air and gas treatment. Ventilation, air conditioning and air cleaning. Part 12: Iodine adsorber (type Ⅱ) NB
    China Energy industry Standards
  • NB/T 20006.12-2011
  • Alloy steel for pressurized water reactor nuclear power plants. Part 12: Mn-Ni-Mo steel main flange forgings for pressurized water reactor coolant pumps NB
    China Energy industry Standards
  • NB/T 34005-2011
  • Teat method for domestic densified biofuel heating stove NB
    China Energy industry Standards
  • NB/T 20043-2011
  • General regulation for nuclear power project (NPP) construction schedule management NB
    China Energy industry Standards
  • NB/T 20049-2011
  • Cable-penetration fire stop qualification test NB
    China Energy industry Standards
  • NB/T 20036.6-2011
  • Qualification of active mechanical equipment used in nuclear power plants. Part 6: Functional qualification requirements for valve assemblies NB
    China Energy industry Standards
  • NB/T 47019.4-2011
  • Purchase technical specification for boiler and heater exchanger tubes/pipes. Part 4: Low alloy steel for low-temperature service NB
    China Energy industry Standards
  • NB/T 47019.7-2011
  • Purchase technical specification for boiler and heater exchanger tubes/pipes. Part 7: Copper and copper alloy/tube NB
    China Energy industry Standards
  • NB/T 20040-2011
  • Seismic qualification test rules of safety classified electrical equipment for nuclear power plants NB
    China Energy industry Standards
  • NB/T 47019.3-2011
  • Purchase technical specification for boiler and heater exchanger tubes/pipes. Part 3: Non-alloy and alloy steel with specified elevated temperature properties NB
    China Energy industry Standards
  • NB/T 20042-2011
  • Classification criteria and coding rules for nuclear power archives NB
    China Energy industry Standards
  • NB/T 47019.2-2011
  • Purchase technical specification for boiler and heater exchanger tubes/pipes. Part 2: Non-alloy and alloy steel with room temperature properties NB
    China Energy industry Standards
  • NB/T 41001-2011
  • Product quality classification for capacitor voltage transformers NB
    China Energy industry Standards
  • NB/T 41002-2011
  • Product quality classification for shunt capacitors for a.c. power systems having a rated voltage above 1000V NB
    China Energy industry Standards
  • NB/T 20044-2011
  • Technical regulation for construction and acceptance of reactor internals installation in PWR nuclear power plant NB
    China Energy industry Standards
  • NB/T 20046-2011
  • Technical regulation for construction and acceptance of reactor internals installation in PWR nuclear power plant NB
    China Energy industry Standards
  • NB/T 20047-2011
  • Installation and acceptance code for primary piping and related supports of PWR nuclear power plant NB
    China Energy industry Standards
  • NB/T 20048-2011
  • The economic evaluation guidelines of the nuclear power plant construction project NB
    China Energy industry Standards
  • NB/T 20041-2011
  • Functional requirements for documents, records and archives management system of nuclear power NB
    China Energy industry Standards
  • NB/T 20050-2011
  • Recommended practice for the protection of electric equipment in nuclear power plants from water hazards NB
    China Energy industry Standards
  • NB/T 20056-2011
  • Calculation of decay heat power in the nuclear fuel of light water reactors NB
    China Energy industry Standards
  • NB/T 20055-2011
  • Nuclear power plants-instrumentation and control important for safety-software aspects for computer-based systems performing category B or C functions NB
    China Energy industry Standards
  • NB/T 20054-2011
  • Nuclear power plants-instrumentation and control system important to safety-software aspects for computer-based system performing category A functions NB
    China Energy industry Standards
  • NB/T 20053-2011
  • Installation requirement of electric, instrumentation and control equipment important to safety of nuclear power plant NB
    China Energy industry Standards
  • NB/T 20052-2011
  • The design and installation of cable systems for class 1E circuits in nuclear power plants NB
    China Energy industry Standards
  • NB/T 20051-2011
  • Design criteria for auxiliary power system of nuclear power plant NB
    China Energy industry Standards
  • NB/T 47017-2011
  • Sightglass for pressure vessels NB
    China Energy industry Standards
  • NB/T 47018.2-2011
  • Technical permission of welding materials for pressure equipment. Section 2: Electrodes for steel NB
    China Energy industry Standards

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