Valid

GB/T 33343-2016Test methods of insulated electric wires for aerospace (English PDF)

航空绝缘电线试验方法

Preview PDF

This is a limited preview

Buy now to download the full PDF (68 pages)

Need quotation for your management?

Get a formal quotation for GB/T 33343-2016 in 30 minutes.

Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 13, 2016

Implementation date

July 1, 2017

Scope

GB/T 33343-2016 is the English-translated version of 航空绝缘电线试验方法.

GB/T 33343-2016 is the Chinese standard "Test methods of insulated electric wires for aerospace". Its scope clause reads: This standard specifies the general test method for aerial insulated wires.

Including installation, processing and maintenance, conductor performance, electrical performance, environmental Energy, mechanical properties, thermal performance, wire diameter and quality.

This standard applies to aviation insulated wires. Its clauses include normative reference documents; terms and definitions.

Found what you need?

Document preview — GB/T 33343-2016

National Standard of the People's Republic of China

ICS: 29.060.20
Classification: K 13

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1 Scope
2 normative reference document
3 Terms and definitions
4 General requirements for testing
4.1 Test principle
4.2 Pretreatment
6 installation, processing and maintenance test
6.1 Insulation thickness and concentricity
6.2 Adhesion of Insulation and Packaging Composites
6.3 Insulation stripping force
6.4 insulation stretching
6.5 Conductor solderability
6.6 Single-line heat/mechanical properties
6.8 Insulation shrinkage (molten solder method)
6.9 Insulation Winding Cap Cap
6.10 Outer insulation smoothness
6.11 wire mark contrast
7 Conductivity test
7.1 conductor diameter
7.2 Conductor mechanical properties
7.3 conductor resistance
7.4 Conductor Gyroscope Adhesion
7.5 Nickel layer adhesion
8.1 Dielectric constant
8.2 Pulse voltage
8.3 Insulation resistance
8.4 Insulation spark
8.5 Surface resistance
8.6 Smoke time/current
8.7 dry dry arc
8.8 Moisture resistant arc
8.9 Water immersion withstand voltage
8.10 Wire break time
8.11 smoke
9.1 Infusion
9.2 Forced hydrolysis
9.3 Moisture resistance
9.4 Mass loss under temperature and vacuum
9.5 Weatherability
9.6 Capillary test
9.7 Fluoride escape
9.8 resistant to nitric acid
10.1 Low temperature bending
10.2 dynamic cut
10.3 Anti-flexing test
10.4 Insulation Mechanical Properties
10.5 Incision extension
10.6 Stiffness and rebound
10.8 wrinkle
10.9 Color or mark durability
10.10 bending
10.11 circumferential elongation
10.12 test rod winding
10.13 Scratch
11.1 Flammability
11.3 Relative thermal life and temperature index
11.4 Temperature impact
11.5 Performance after thermal aging
11.7 Adhesive
11.8 laminated frit seal
11.9 Coating Curing
11.10 Crosslinking Verification
11.11 Insulation Sintering State
11.12 High temperature durability
12 wire diameter and mass
12.1 Wire diameter
12.2 The length of the wire per unit length
Appendix A (informative) Conductor structure size

1 Scope

This standard specifies the general test method for aerial insulated wires. Including installation, processing and maintenance, conductor performance, electrical performance, environmental

Energy, mechanical properties, thermal performance, wire diameter and quality.

This standard applies to aviation insulated wires.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article

Pieces. For undated references, the latest edition (including all modifications) applies to this document.

Plastics - Determination of tensile properties - Part 1. General principles GB/T 1040.1-2006

GB/T 2951.11-2008 Cables and cables - Common test methods for insulating and sheathing materials - Part 11. General test methods -

Thickness and dimensions measurement - Mechanical properties test

GB/T 2951.12-2008 Cables and cables - Common test methods for insulating and sheathing materials - Part 11. General test methods -

Thermal aging test method

GB/T 3048.4-2007 Test methods for electrical performance of wire and cable - Part 4. Conductor DC resistance test

Test methods for electrical properties of electric cables and wires - Part 5. Insulation resistance test GB/T Test methods for electrical properties of electric cables and wires - Part 8. AC voltage test GB/T GB/T 4074.7-2009 Winding wires - Test methods - Part 7. Test methods for determining the temperature index of enamel winding wires

Test methods for bare wires - Part 2. Dimensions measurement GB/T 4909.2

Test methods for bare wires - Part 3. Tensile test GB/T 4909.3

Analysis of laboratory water specifications and test methods GB/T 6682-2008

GB/T 11026.1-2003 Heat insulation of electrical insulating materials - Part 1. Evaluation of aging procedures and test results

GB/T 11026.3-2006 Heat insulation of electrical insulating materials - Part 3. Procedures for calculating heat resistance characteristics

Electrical insulation materials - Heat resistance - Part 4. Aging oven Single chamber oven GB/T Test method for exposure of plastic laboratory light sources - Part 3. Fluorescent UV lamps GB/T 16422.3-2014

3 terms and definitions

The following terms and definitions apply to this document.

3.1 Environmental conditions of the sample

Enviromentalconditionsofspecification

At a prescribed temperature, the sample is set in a predetermined relative humidity or immersed in water or other prescribed liquid for a specified period of time.

3.2 Standard reference environment

The value measured in any environment can be calculated to correct the value of a particular environment, this specific environmental conditions known as the standard parameters

Test environment.

Note. The atmospheric conditions of the standard reference environment are. temperature. t0 = 20 °C; air pressure. b0 = 101.3kPa; absolute humidity. h0 = 11g/m3.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 68 pages — is available in the English PDF.

Referenced standards

Cited by

GB/T 42096-2022Performance requirements for aircraft fire-resisting electrical cables

Similar standards

GB/T 13849-2025|GB/T 22577-2025|GB/T 3048.11-2025|GB/T 3048.13-2025|GB/T 3048.4-2025|GB/T 3048.8-2025

How to Download GB/T 33343-2016

1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.