This part of GB/T 328 specifies impact and penetration test method for bitumen, plastic and rubber sheets for roof waterproofing. For sheets for waterproofing, the mechanical pressure of long-time static load is different from that of short-time dynamic load. This method belongs to the dynamic load of penetration caused by impact.
This part is also applicable to other material for waterproofing.
2 Normative References
The following documents contain provisions which, through reference of this part in GB/T 328, constitute provisions of this part. 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 328.24-2007 The following standards are cited：
GB/T 328.24-2007 Cited by the following standards：
