GB/T 22638.2-2016
Test methods for aluminium and aluminium alloy foils—Part 2: Determination of pinhole (English Version)

Standard No.

GB/T 22638.2-2016

Language

Chinese, Available in English version

Release Date

2016

Published By

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Latest

GB/T 22638.2-2016

Replace

GB/T 22638.2-2008

Scope

This part of GB/T 22638 specifies the detection method for pinholes in aluminum foil. This section applies to the detection of the number and diameter of aluminum foil pinholes. This section is also applicable to the detection of aluminum foil roll hole diameter.

GB/T 22638.2-2016 Referenced Document

• GB/T 26492.4-2011 Defects for wrought aluminium and aluminium alloys ingots and products.Part 4:Defects for foils
• GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values

GB/T 22638.2-2016 history

• 2016 GB/T 22638.2-2016 Test methods for aluminium and aluminium alloy foils—Part 2: Determination of pinhole
• 2008 GB/T 22638.2-2008 Test methods for aluminium and aluminium alloy foils.Part 2:Determination of porosity

GB/T 22638.2-2016 -All Parts