1 Scope
1.1 This standard specifies the design, manufacture, inspection, acceptance, installation, use and maintenance requirements of aluminum plate-fin heat exchangers (hereinafter referred to as “heat exchangers”).
1.2 This standard is applicable to heat exchangers with design pressure not greater than 10.0MPa.
1.3 This standard is applicable to -269°C~200°C design temperature of heat exchangers.
1.4 This standard is applicable to heat exchangers used in air separation and liquefaction, natural gas processing and liquefaction, petrochemical engineering and mechanical power devices, etc.
1.5 The pressure elements of heat exchangers that cannot be designed and calculated by this standard can be designed according to the method specified in 4.1.6 of GB/T 150.1-2011.
1.6 Scope of heat exchangers
a) Heat exchanger body and its connection with external pipeline:
1) The groove end face of the first circumferential joint of welded connection;
2) The first flange sealing surface of flange connection;
3) The first threaded joint end face of threaded connection;
4) The first sealing surface connected with special connecting pieces or pipe fittings.
b) The connection welds between pressure elements and non-pressure elements.
c) Non-pressure elements directly connected to the heat exchangers, such as supports, lifting lugs, base plates, etc.
d) Overpressure relief devices directly installed on the heat exchangers.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 150.1-2011 Pressure vessels - Part 1: General requirements
GB/T 150.3 Pressure vessels - Part 3: Design
GB/T 150.4 Pressure vessels - Part 4: Fabrication, inspection and testing, and acceptance
GB/T 151-2014 Heat exchangers
GB/T 1804-2000 General tolerances - Tolerances for linear and angular dimensions without individual tolerance indications
GB/T 2624.1-2006 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 1: General principles and requirements
GB/T 2624.2-2006 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 2: Orifice plates
GB/T 2624.3-2006 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 3: Nozzles and Venturi nozzles
GB/T 2624.4-2006 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 4: Venturi tubes
GB/T 3198-2010 Aluminium and aluminium alloys foils
GB/T 3880.1-2012 Wrought aluminium and aluminium alloy plates, sheets and strips for general engineering - Part 1: Technical conditions of delivery
GB/T 3880.2-2012 Wrought aluminium and aluminium alloy plates, sheets and strips for general engineering - Part 2: Mechanical properties
GB/T 3880.3-2012 Wrought aluminium and aluminium alloy plates, sheets and strips for general engineering - Part 3: Tolerances on forms and dimensions
GB/T 4436 Wrought aluminum and aluminum alloy tubes - Dimensions and deviations
GB/T 4437.1 Aluminium and aluminium alloy extruded tubes - Part 1 : Seamless tubes
GB/T 6892-2015 Wrought aluminium and aluminium alloys extruded profiles for general engineering
GB/T 6893 Aluminium and aluminium alloys cold drawn(rolled) seamless tubes
GB/T 13384 General specifications for packing of mechanical and electrical product
GB/T 16474-2011 Designation system for wrought aluminium and aluminium alloy
GB/T 16475 Temper designation system for wrought aluminium and aluminium alloy (GB/T 16475-2008, ISO 2107: 2007, MOD)
NB/T 47013.2-2015 Nondestructive testing of pressure equipment - Part 2: Radiographic testing
NB/T 47013.3-2015 Nondestructive testing of pressure equipment - Part 3: Ultrasonic testing
NB/T 47013.5-2015 Nondestructive testing of pressure equipments - Part 5: Penetrant testing
JB/T 4734-2002 Aluminium welded vessels
YS/T 69-2012 Aluminium and aluminium alloy clad sheets for brazing
TSG 21-2016 Supervision regulation on safety technology for stationary pressure vessel
3 Terms and definitions
For the purposes of this standard, the terms and definitions established in GB 151-2014 and JB/T 4734 and the following apply.
3.1
plate-fin heat exchanger
the heat exchanger consisting of accessories such as core, header, nozzle and support Figure 1 shows a plate-fin heat exchanger (hereinafter referred to as a “heat exchanger”)
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
5 Materials
6 Design
7 Manufacture, inspection and acceptance
8 Installation and operation
Annex A (Informative) Preparation method of heat exchanger model
Annex B (Informative) Maximum allowable design temperature of common aluminum materials of heat exchanger elements
Annex C (Informative) Common materials of heat exchangers and their allowable stresses
Annex D (Normative) Determination of the maximum allowable design pressure of the heat transfer fin
Annex E (Informative) Stress analysis cases of typical header structures
Annex F (Informative) Brazing procedure specification and brazing procedure qualification report
Annex G (Informative) Welded joint types
Annex H (Normative) Dryness test
Annex I (Normative) Air resistance test method of heat exchanger
Annex J (Informative) Cautions for use of heat exchanger
Bibliography
NB/T 47006-2019, NB 47006-2019, NBT 47006-2019, NB/T47006-2019, NB/T 47006, NB/T47006, NB47006-2019, NB 47006, NB47006, NBT47006-2019, NBT 47006, NBT47006
Introduction of NB/T 47006-2019
1 Scope
1.1 This standard specifies the design, manufacture, inspection, acceptance, installation, use and maintenance requirements of aluminum plate-fin heat exchangers (hereinafter referred to as “heat exchangers”).
1.2 This standard is applicable to heat exchangers with design pressure not greater than 10.0MPa.
1.3 This standard is applicable to -269°C~200°C design temperature of heat exchangers.
1.4 This standard is applicable to heat exchangers used in air separation and liquefaction, natural gas processing and liquefaction, petrochemical engineering and mechanical power devices, etc.
1.5 The pressure elements of heat exchangers that cannot be designed and calculated by this standard can be designed according to the method specified in 4.1.6 of GB/T 150.1-2011.
1.6 Scope of heat exchangers
a) Heat exchanger body and its connection with external pipeline:
1) The groove end face of the first circumferential joint of welded connection;
2) The first flange sealing surface of flange connection;
3) The first threaded joint end face of threaded connection;
4) The first sealing surface connected with special connecting pieces or pipe fittings.
b) The connection welds between pressure elements and non-pressure elements.
c) Non-pressure elements directly connected to the heat exchangers, such as supports, lifting lugs, base plates, etc.
d) Overpressure relief devices directly installed on the heat exchangers.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 150.1-2011 Pressure vessels - Part 1: General requirements
GB/T 150.3 Pressure vessels - Part 3: Design
GB/T 150.4 Pressure vessels - Part 4: Fabrication, inspection and testing, and acceptance
GB/T 151-2014 Heat exchangers
GB/T 1804-2000 General tolerances - Tolerances for linear and angular dimensions without individual tolerance indications
GB/T 2624.1-2006 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 1: General principles and requirements
GB/T 2624.2-2006 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 2: Orifice plates
GB/T 2624.3-2006 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 3: Nozzles and Venturi nozzles
GB/T 2624.4-2006 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 4: Venturi tubes
GB/T 3198-2010 Aluminium and aluminium alloys foils
GB/T 3880.1-2012 Wrought aluminium and aluminium alloy plates, sheets and strips for general engineering - Part 1: Technical conditions of delivery
GB/T 3880.2-2012 Wrought aluminium and aluminium alloy plates, sheets and strips for general engineering - Part 2: Mechanical properties
GB/T 3880.3-2012 Wrought aluminium and aluminium alloy plates, sheets and strips for general engineering - Part 3: Tolerances on forms and dimensions
GB/T 4436 Wrought aluminum and aluminum alloy tubes - Dimensions and deviations
GB/T 4437.1 Aluminium and aluminium alloy extruded tubes - Part 1 : Seamless tubes
GB/T 6892-2015 Wrought aluminium and aluminium alloys extruded profiles for general engineering
GB/T 6893 Aluminium and aluminium alloys cold drawn(rolled) seamless tubes
GB/T 13384 General specifications for packing of mechanical and electrical product
GB/T 16474-2011 Designation system for wrought aluminium and aluminium alloy
GB/T 16475 Temper designation system for wrought aluminium and aluminium alloy (GB/T 16475-2008, ISO 2107: 2007, MOD)
NB/T 47013.2-2015 Nondestructive testing of pressure equipment - Part 2: Radiographic testing
NB/T 47013.3-2015 Nondestructive testing of pressure equipment - Part 3: Ultrasonic testing
NB/T 47013.5-2015 Nondestructive testing of pressure equipments - Part 5: Penetrant testing
JB/T 4734-2002 Aluminium welded vessels
YS/T 69-2012 Aluminium and aluminium alloy clad sheets for brazing
TSG 21-2016 Supervision regulation on safety technology for stationary pressure vessel
3 Terms and definitions
For the purposes of this standard, the terms and definitions established in GB 151-2014 and JB/T 4734 and the following apply.
3.1
plate-fin heat exchanger
the heat exchanger consisting of accessories such as core, header, nozzle and support Figure 1 shows a plate-fin heat exchanger (hereinafter referred to as a “heat exchanger”)
Contents of NB/T 47006-2019
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
5 Materials
6 Design
7 Manufacture, inspection and acceptance
8 Installation and operation
Annex A (Informative) Preparation method of heat exchanger model
Annex B (Informative) Maximum allowable design temperature of common aluminum materials of heat exchanger elements
Annex C (Informative) Common materials of heat exchangers and their allowable stresses
Annex D (Normative) Determination of the maximum allowable design pressure of the heat transfer fin
Annex E (Informative) Stress analysis cases of typical header structures
Annex F (Informative) Brazing procedure specification and brazing procedure qualification report
Annex G (Informative) Welded joint types
Annex H (Normative) Dryness test
Annex I (Normative) Air resistance test method of heat exchanger
Annex J (Informative) Cautions for use of heat exchanger
Bibliography
