GB/T 3139-2005 in English

《GB/T 3139-2005纤维增强塑料导热系数试验方法》由TC39（全国纤维增强塑料标准化技术委员会）归口，主管部门为中国建筑材料联合会
本标准规定用护热板法测定纤维增强塑料导热系数的试验原理、试样、试验仪器、试验条件、试验步骤、计算结果和试验报告。本标准适用于测定纤维增强塑料的导热系数。

Fiber-reinforced plastics composites - Determination of thermal conductivity

1 Scope

This standard specifies the test principles, specimens, test instruments, test conditions, test steps, calculation results and test reports for determining the thermal conductivity of fiber-reinforced plastics composites by the guarded-hot-plate apparatus.

It is applicable to the determination of thermal conductivity of fiber-reinforced plastics composites.

2 Normative references

The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding any corrections), or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the latest editions of the standards indicated below. For undated references, the latest edition applies.

GB/T 1446-2005 Fiber-reinforced plastics composites - The generals for determination of properties

3 Terms and definitions

For the purpose of this standard, the following terms and definitions apply.

3.1
heat flow rate
heat passing through a surface per unit time

[GB/T 3102.4-1993, definition 4-7]

Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Test principle
5 Specimens
6 Test apparatus
7 Test conditions
8 Test procedures
9 Calculation
10 Test report