This Part of GB/T 328 specifies the determination method for the visible defects that influence the function of the bitumen sheets for roof waterproofing.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments to (excluding amending errors in the text), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of the normative document is applicable. For undated references, the latest edition of the normative document applies.
GB/T 328.1 Test Methods for Building Sheets for Waterproofing - Part 1: Bitumen, Plastic and Rubber Sheets for Waterproofing - Rules for Sampling
GB/T 328.2-2007 The following standards are cited: