Instruments, apparatus for measuring or checking the flow, level, pressure of liquids, gases (e.g. flow meters, heat meters etc), not instruments and apparatus of heading no. 9014, 9015, 9028 or 9032

HS v2022 Code: 9026

Chapter	Heading	Sub-heading
90	26	n/a

Code	9026
Version	HS v2022
Hierarchy Level	4
Datasource	WCO
Chapter	90

Ancestor Codes: Optical, photographic, cinematographic, measuring, checking, medical or surgical instruments and apparatus; parts and accessories

This Code: Instruments, apparatus for measuring or checking the flow, level, pressure of liquids, gases (e.g. flow meters, heat meters etc), not instruments and apparatus of heading no. 9014, 9015, 9028 or 9032

Child Codes: Instruments and apparatus; parts and accessories for those measuring or checking the flow, level, pressure or other variables of liquids or gases (excluding those of heading no. 9014, 9015, 9028 or 9032); Instruments and apparatus; for measuring or checking variables of liquids or gases (excluding pressure or the flow and level of liquids and those of heading no. 9014, 9015, 9028 and 9032); Instruments and apparatus; for measuring or checking pressure; Instruments and apparatus; for measuring or checking the flow or level of liquids

Sibling Codes (Nearest 5): Instruments, apparatus and models, designed for demonstrational purposes (in education or exhibitions), unsuitable for other uses; Machines and appliances for testing the hardness, strength, compressibility, elasticity of other mechanical properties of materials (e.g. metals, wood, textiles, paper, plastics); Hydrometers and similar floating instruments, thermometers, pyrometers, barometers, hygrometers and psychrometers, recording or not; Instruments and apparatus; for physical or chemical analysis (e.g. polarimeters, spectrometers), for measuring or checking viscosity, porosity, etc, for measuring quantities of heat, sound or light; Gas, liquid or electricity supply or production meters, including calibrating meters therefor

About instruments, apparatus for measuring or checking the flow, level, pressure of liquids, gases (e.g. flow meters, heat meters etc), not instruments and apparatus of heading no. 9014, 9015, 9028 or 9032

HS code 9026 covers a wide range of instruments and apparatus used for measuring or checking the flow, level, and pressure of liquids and gases. These devices play a crucial role in various industries, from manufacturing and energy production to water treatment and environmental monitoring. They help ensure efficient and safe operations, optimize processes, and provide critical data for decision-making.

Production process

The production of instruments and apparatus under HS code 9026 typically involves a combination of precision engineering, electronics, and software development. Manufacturers use advanced manufacturing techniques, such as computer-aided design (CAD), computer numerical control (CNC) machining, and automated assembly, to ensure the accuracy, reliability, and durability of these devices. Many products also incorporate sophisticated sensors, microprocessors, and communication technologies to enable real-time data collection and remote monitoring.

Production inputs

The main inputs required for the production of HS code 9026 instruments and apparatus include a variety of raw materials, such as metals, plastics, and electronic components. Manufacturers also rely on specialized machinery, including CNC machines, calibration equipment, and testing apparatus. Additionally, skilled labor, including engineers, technicians, and production workers, is essential for the design, assembly, and quality control of these sophisticated devices.

Production outputs

The primary outputs of HS code 9026 are a diverse range of instruments and apparatus used for measuring and monitoring the flow, level, and pressure of liquids and gases. These devices are widely used in industries such as 8401 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof, 8414 Pumps and compressors, 8421 Centrifuges, filtering or purifying machinery and apparatus for liquids or gases, and 8481 Taps, cocks, valves and similar appliances for pipes, boiler shells, tanks, vats or the like, including pressure-reducing valves and thermostatically controlled valves.

Family tree for instruments, apparatus for measuring or checking the flow, level, pressure of liquids, gases (e.g. flow meters, heat meters etc), not instruments and apparatus of heading no. 9014, 9015, 9028 or 9032

    graph LR
    A["<a href='/classifications/hs/v2022/90'>90: Optical, photographic, cinematographic, measuring, checking, medical or surgical instruments and apparatus; parts and accessories</a>"]
A --> B["<a href='/classifications/hs/v2022/9026'>9026: Instruments, apparatus for measuring or checking the flow, level, pressure of liquids, gases (e.g. flow meters, heat meters etc), not instruments and apparatus of heading no. 9014, 9015, 9028 or 9032</a>"]

    A --> C["<a href='/classifications/hs/v2022/9001'>9001: Optical fibres and optical fibre bundles; optical fibre cables not of heading no. 8544; sheets, plates of polarising material; lenses, prisms, mirrors, of any material; unmounted; not non optical glass</a>"]
A --> D["<a href='/classifications/hs/v2022/9002'>9002: Lenses, prisms, mirrors and other optical elements, of any material, mounted, being parts or fittings for instruments or apparatus, other than such elements of glass not optically worked</a>"]
A --> E["<a href='/classifications/hs/v2022/9003'>9003: Frames and mountings; for spectacles, goggles or the like, and parts</a>"]
A --> F["<a href='/classifications/hs/v2022/9004'>9004: Spectacles, goggles and the like; corrective, protective or other</a>"]
A --> G["<a href='/classifications/hs/v2022/9005'>9005: Binoculars, monoculars, other optical telescopes, mountings therefore; other astronomical instruments, mountings therefore, but not including instruments for radio-astronomy</a>"]
A --> H["<a href='/classifications/hs/v2022/9006'>9006: Cameras, photographic (excluding cinematographic); photographic flashlight apparatus and flashbulbs other than discharge lamps of heading no. 8539</a>"]
A --> I["<a href='/classifications/hs/v2022/9007'>9007: Cinematographic cameras and projectors, whether or not incorporating sound recording or reproducing apparatus</a>"]
A --> J["<a href='/classifications/hs/v2022/9008'>9008: Image projectors, other than cinematographic; photographic (other than cinematographic) enlargers and reducers</a>"]
A --> K["<a href='/classifications/hs/v2022/9010'>9010: Photographic (including cinematographic) laboratory apparatus and equipment, n.e.c. in chapter 90; negatoscopes; projection screens</a>"]
A --> L["<a href='/classifications/hs/v2022/9011'>9011: Microscopes, compound optical; including those for photomicrography, cinephotomicrography or microprojection</a>"]
A --> M["<a href='/classifications/hs/v2022/9012'>9012: Microscopes (excluding optical microscopes); diffraction apparatus</a>"]
A --> N["<a href='/classifications/hs/v2022/9013'>9013: Lasers, other than laser diodes; other optical appliances and instruments n.e.c. in this chapter</a>"]
A --> O["<a href='/classifications/hs/v2022/9014'>9014: Navigational instruments and appliances; direction finding compasses</a>"]
A --> P["<a href='/classifications/hs/v2022/9015'>9015: Surveying (including photogrammetrical surveying), hydrographic, oceanographic, hydrological, meteorological or geophysical instruments and appliances, excluding compasses, rangefinders</a>"]
A --> Q["<a href='/classifications/hs/v2022/9016'>9016: Balances; of a sensitivity of 5cg or better, with or without weights</a>"]
A --> R["<a href='/classifications/hs/v2022/9017'>9017: Drawing, marking-out, mathematical calculating instruments (drafting machines, protractors, drawing sets etc); instruments for measuring length (e.g. measuring rods, tapes, micrometers, callipers) n.e.c.</a>"]
A --> S["<a href='/classifications/hs/v2022/9018'>9018: Instruments and appliances used in medical, surgical, dental or veterinary sciences, including scintigraphic apparatus, other electro-medical apparatus and sight testing instruments</a>"]
A --> T["<a href='/classifications/hs/v2022/9019'>9019: Mechano-therapy, massage appliances; psychological aptitude testing apparatus; ozone, oxygen, aerosol therapy, artificial respiration or other therapeutic respiration apparatus</a>"]
A --> U["<a href='/classifications/hs/v2022/9020'>9020: Breathing appliances and gas masks; excluding protective masks having neither mechanical parts nor replaceable filters and excluding apparatus of item no. 9019.20</a>"]
A --> V["<a href='/classifications/hs/v2022/9021'>9021: Orthopaedic appliances; including crutches, surgical belts and trusses; splints and other fracture appliances; artificial parts of the body; hearing aids and other which are worn, carried or implanted in the body to compensate for a defect or disability</a>"]
A --> W["<a href='/classifications/hs/v2022/9022'>9022: Apparatus based on the use of x-rays or of alpha, beta, gamma or other ionising radiations, whether or not for medical, surgical, dental or veterinary uses, including radiography or radiotherapy apparatus, x-ray tubes and other x-ray generators, high tens</a>"]
A --> X["<a href='/classifications/hs/v2022/9023'>9023: Instruments, apparatus and models, designed for demonstrational purposes (in education or exhibitions), unsuitable for other uses</a>"]
A --> Y["<a href='/classifications/hs/v2022/9024'>9024: Machines and appliances for testing the hardness, strength, compressibility, elasticity of other mechanical properties of materials (e.g. metals, wood, textiles, paper, plastics)</a>"]
A --> Z["<a href='/classifications/hs/v2022/9025'>9025: Hydrometers and similar floating instruments, thermometers, pyrometers, barometers, hygrometers and psychrometers, recording or not</a>"]
A --> BA["<a href='/classifications/hs/v2022/9027'>9027: Instruments and apparatus; for physical or chemical analysis (e.g. polarimeters, spectrometers), for measuring or checking viscosity, porosity, etc, for measuring quantities of heat, sound or light</a>"]
A --> BB["<a href='/classifications/hs/v2022/9028'>9028: Gas, liquid or electricity supply or production meters, including calibrating meters therefor</a>"]
A --> BC["<a href='/classifications/hs/v2022/9029'>9029: Revolution counter, production counters, taximeters, mileometers, pedometers and the like, speed indicators and tachometers, other than those of heading no. 9015, stroboscopes</a>"]
A --> BD["<a href='/classifications/hs/v2022/9030'>9030: Instruments, apparatus for measuring, checking electrical quantities not meters of heading no. 9028; instruments, apparatus for measuring or detecting alpha, beta, gamma, x-ray, cosmic and other radiations</a>"]
A --> BE["<a href='/classifications/hs/v2022/9031'>9031: Measuring or checking instruments, appliances and machines, n.e.c. or included in this chapter; profile projectors</a>"]
A --> BF["<a href='/classifications/hs/v2022/9032'>9032: Regulating or controlling instruments and apparatus; automatic type</a>"]
A --> BG["<a href='/classifications/hs/v2022/9033'>9033: Machines and appliances, instruments or apparatus of chapter 90; parts and accessories n.e.c. in chapter 90</a>"]

    B --> BH["<a href='/classifications/hs/v2022/902610'>902610: Instruments and apparatus; for measuring or checking the flow or level of liquids</a>"]
B --> BI["<a href='/classifications/hs/v2022/902620'>902620: Instruments and apparatus; for measuring or checking pressure</a>"]
B --> BJ["<a href='/classifications/hs/v2022/902680'>902680: Instruments and apparatus; for measuring or checking variables of liquids or gases (excluding pressure or the flow and level of liquids and those of heading no. 9014, 9015, 9028 and 9032)</a>"]
B --> BK["<a href='/classifications/hs/v2022/902690'>902690: Instruments and apparatus; parts and accessories for those measuring or checking the flow, level, pressure or other variables of liquids or gases (excluding those of heading no. 9014, 9015, 9028 or 9032)</a>"]


    %% Color coordination by level

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    classDef level3 color:#000,fill:#419d78,stroke:#333,stroke-width:1px
    classDef level4 color:#000,fill:#c04abc,stroke:#333,stroke-width:1px
    classDef level5 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef level6 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef highlight color:#000,fill:#fff,stroke:#000,stroke-width:5px



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class C level4
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class E level4
class F level4
class G level4
class H level4
class I level4
class J level4
class K level4
class L level4
class M level4
class N level4
class O level4
class P level4
class Q level4
class R level4
class S level4
class T level4
class U level4
class V level4
class W level4
class X level4
class Y level4
class Z level4
class BA level4
class BB level4
class BC level4
class BD level4
class BE level4
class BF level4
class BG level4
class BH level6
class BI level6
class BJ level6
class BK level6

  class B highlight

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