This standard specifies the terms and definitions, classification codes and markings, requirements, test methods, inspection rules, packaging, transportation, and quality certificates of sintered high-flux heat exchange tubes for petrochemical industry. This standard is applicable to surface-sintered high-flux heat exchange tubes used in reboilers and evaporators in the petrochemical industry.
HG/T 4379-2012 Referenced Document
GB 9948 Seamless steel tubes for petroleum cracking*, 2013-09-18 Update
GB/T 15749 Measuring method in quantitative metallography
GB/T 2102 Acceptance, packaging, marking and quality certification for steel tubular products*, 2022-10-14 Update
GB/T 21650.1 Pore size distribution and porosity of solid materials by mercury porosimetry and gas adsorption.Part 1: Mercury porosimetry
GB/T 228 Metallic materials--Tensile testing at ambient temperature
GB/T 241 Metal materials-Tube.Hydrostatic pressure test
GB/T 242 Metal materials.Tube.Drift-expending test
NB/T 47019.1~.9 Specifications for ordering tubes for boilers and heat exchangers
NB/T 47019.2 Technical conditions for ordering tubes for boilers and heat exchangers Part 2: Non-alloy steels and alloy steels specifying room temperature properties*, 2021-01-07 Update
NB/T 47019.2-2011 Purchase technical specification for boiler&heater exchanger tubes/pipes.Part 2:Non-alloy and alloy steel with room temperature properties
NB/T 47019.3 Technical conditions for ordering tubes for boilers and heat exchangers Part 3: Non-alloy steel and alloy steel specifying high-temperature properties*, 2021-01-07 Update
NB/T 47019.3-2011 Purchase technical specification for boiler&heater exchanger tubes/pipes.Part 3:Non-alloy and alloy steel with specified elevated temperature properties
NB/T 47019.4 Technical conditions for ordering tubes for boilers and heat exchangers Part 4: Low alloy steel for low temperature use*, 2021-01-07 Update
NB/T 47019.4-2011 Purchase technical specification for boiler&heater exchanger tubes/pipes.Part 4:Low alloy steel for low-temperature service
NB/T 47019.5 Technical conditions for ordering tubes for boilers and heat exchangers Part 5: Stainless steel*, 2021-01-07 Update
NB/T 47019.6 Technical conditions for ordering tubes for boilers and heat exchangers Part 6: Austenitic-ferritic duplex stainless steel*, 2021-01-07 Update