国家标准网
GB-T 41960-2022 桩腿对接缓冲装置
ISO 17463 2022 Paints and varnishes — Guidelines for the determination of anticorrosive properties of organic coatings by accelerated cyclic electrochemical technique.pdfISO 6626-3 2019 Internal combustion engines — Piston rings — Part 3 Coil-spring-loaded oil control rings made of steel.pdfISO 9972 2015 Thermal performance of buildings — Determination of air permeability of buildings — Fan pressurization method.pdfISO 16653-1 2008 Mobile elevating work platforms — Design, calculations, safety requirements and test methods relative to special features — Part 1 MEWPs with retractable guardrail systems.pdfISO 19744 2020 Test conditions for numerically controlled broaching machines Testing of accuracy Vertical surface type broaching machines.pdfISO 8437-1 2019 Snow throwers — Safety requirements and test procedures — Part 1 Terminology and common tests.pdfISO 2790 2020 Belt drives — V-belts for the automotive industry and corr.pdfISO 10535 2021 Assistive products — Hoists for the transfer of persons — Requirements and test methods.pdfISO 15194 2009 In vitro diagnostic medical devices Measurement of quantities in samples of biological origin Requirements for certified reference materials and the content of supporting documentatio.pdfISO 527-5 2021 Plastics — Determination of tensile properties — Part 5 Test conditions for unidirectional fibre-reinforced plastic composites.pdfGB-T 700-2006 碳素结构钢.pdfGB-T 30493-2014 船舶和海上技术 海上试验计划、实施与报告的指南.pdfGB-T 20324-2006 G系列圆柱管螺纹圆板牙.pdfGB-T 19352.4-2003 热喷涂 热喷涂结构的质量要求 第4部分 基本的质量要求.pdfGB-T 311.6-2005 高电压测量标准空气间隙.pdfGB-T 20505-2006 铝及铝合金阳极氧化 阳极氧化膜表面反射特性的测定 积分球法.pdfGB-T 13247-2019 铁合金产品粒度的取样和检测方法.pdfGB-T 13890-2008 天然石材术语.pdfGB-T 17561-1998 声强测量仪 用声压传声器对测量.pdfGB-T 23308-2009 架空绞线用铝-镁-硅系合金圆线.pdf
