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Room 802, Qihang Zhongchuang Tian Di, Building 6, No. 258 Songmin Road, Songjiang District, Shanghai
Nuogu Technology (Shanghai) Co., Ltd
Room 802, Qihang Zhongchuang Tian Di, Building 6, No. 258 Songmin Road, Songjiang District, Shanghai

GB/T 529-2008 "Determination of Tear Strength of Vulcanized Rubber or Thermoplastic Rubber" isModification adopted(MOD) has adopted the international standard ISO 34-1:2004. This means that the testing principles, methods, and technical requirements of both are universal, with adjustments made only in certain details based on China's national conditions.
According to the preface of GB/T 529 standard, the main technical difference is that when comparing multiple sets of samples, GB/T 529 stipulates that the median thickness of each set of samples should be calculated as the median of the total thickness of the samples in all groups7.5%Within the scope, as specified in ISO 34-11.5%Within the scope. This difference is to combine with the national conditions of our country, but forThe core size and function of the cutting blade itself have no impact.
Multiple search results clearly display:
Compliant withISO 34-1 CStandard crescent shaped cutting blade, sample size is2×25×115mm
Compliant withGB/T 529-2008A standard crescent shaped cutting knife, with the same sample size2×25×115mm
Even one product was labeled at the same timeISO 34-1 C National Standard GB/T 529-2008 Rubber Tearing Cutting Knife Crescent TypeClearly state that the sample size is2×25×115mm This directly proves the universality of the two.
Simply put,GB/T 529 Crescent Cutting Knife and ISO 34-1 Crescent Cutting Knife (Type C) are technically equivalent, are specialized tools used for preparing crescent shaped tear specimens. No matter which label you purchase, as long as it claims to meet one of these two standards, you can confidently use it to perform crescent tear tests for either of these two standards.
If you see it during procurementCompliant with GB/T 529/ISO 34-1 C-type crescent cutterThis annotation indicates that the cutting die can meet the requirements of both standards simultaneously. According to the search results, the market reference price for this type of cutting knife is approximately25666 yuan(The specific transaction price shall be subject to the contract agreement)The price of the pants cutting knife is basically the same as the previous comparison.