GB/T 1730-2007 in English

《GB/T 1730-2007色漆和清漆 摆杆阻尼试验》由TC5（全国涂料和颜料标准化技术委员会）归口，主管部门为中国石油和化学工业联合会。
本标准是色漆、清漆及相关产品的取样和试验方法系列标准之一。本标准规定了在单层或多层的色漆、清漆及相关产品的涂层上进行摆杆阻尼试验的标准条件。

1 Scope

This standard is one of a series of standards dealing with the sampling and testing of paints, varnishes and related products.

It specifies standard conditions for carrying out a pendulum damping test on a single coating or a multicoat system of paint, varnish or related product.

2 Normative references

The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding any corrigendum), 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 most recent editions of the standards indicated below. For undated references, the latest edition applies.

GB/T 308 Rolling bearings - Steel balls (GB/T 308-2002, ISO 3290: 1998, NEQ)
GB/T 3186-2006 Paints, varnishes and raw materials for paints and varnishes - Sampling (ISO 15528: 2000, IDT)
GB/T 9271 Paints and varnishes - Standard panels for testing (GB/T 9271-1988, eqv ISO 1514: 1984)
GB 9278 Paints and varnishes and their raw materials - Temperatures and humidities for conditioning and testing (GB 9278-1988, eqv ISO 3270: 1984)
GB/T 13452.2 Paints and varnishes - Determination of film thickness (GB/T 13452.2-1992, eqv ISO 2808: 1974)
GB/T 20777-2006 Paints and varnishes - Examination and preparation of test samples (ISO 1513: 1992, IDT)
ASTM D 4366: 1995 Standard test methods for hardness of organic coatings by pendulum damping tests

3 Required supplementary information

For any particular application, the test method specified in this International Standard needs to be completed by supplementary information. The items of supplementary information are given in annex A.

Foreword i
Introduction iii
1 Scope
2 Normative references
3 Required supplementary information
4 Principle
5 König and Persoz pendulum damping tests (Method A)
6 Double pendulum damping test (Method B)
Annex A (Normative) Required supplementary information
Annex B (Normative) Calibration of the König pendulum
Annex C (Normative) Calibration of the Persoz pendulum
Annex D (Normative) Calibration of the double pendulum
Annex E (Informative) A complete list of technical deviations between this standard and ISO 1522: 1998, together with their justifications