BS EN 12390-2 2019 Testing hardened concrete. Making and curing specimens for strength tests.pdf PDF 994.27KB 12页 BS EN ISO 17892-11 2019 岩土调查和测试.土壤的实验室测试.渗透性测试 Geotechnical investigation and testing. Laboratory testing of soil. Permeability tests.pdf PDF 1000.08KB 30页 EN ISO 3452-1 2021 Non-destructive testing - Penetrant testing - Part 1 General principles （ISO 3452-1 2021）.pdf PDF 1.2MB 34页 ASTM F2648 F2648M-20 2至60英寸[50至1500 mm]环形波纹型墙面聚乙烯（PE）用于土地排水应用的管道和配件的标准规格.pdf PDF 3.72MB 8页 EN 50173-1 2018 Information technology - Generic cabling systems - Part 1 General requirements.pdf PDF 3.53MB 184页 ASTM F2854-20a 用于交联聚乙烯（PEX）管道的推入式交联聚乙烯（PEX）机械配件的标准规格.pdf PDF 2.94MB 5页 BS EN IEC 60974-1 2018/A1 2019 Arc welding equipment. Welding power sources.pdf PDF 2.26MB 160页 EN 50173-4 2018 Information technology - Generic cabling systems - Part 4 Homes.pdf PDF 5.74MB 48页 EN 12390-3 2019 Testing hardened concrete - Part 3 Compressive strength of test specimens.pdf PDF 891.54KB 24页 BS EN ISO 14732 2013 Welding personnel. Qualification testing of welding operators and weld setters for mechanized and automatic welding of metallic materials.pdf PDF 1.17MB 26页 BS EN ISO 3506-2 2020 Fasteners. Mechanical properties of corrosion-resistant stainless steel fasteners - Nuts with specified grades and property classes.pdf PDF 1.73MB 38页 ASTM F2019-20 用紫外光固化法就地固化的玻璃钢（GRP-CIPP）的拉拔安装修复现有管道和导管的标准实施规程.pdf PDF 5.96MB 13页 BS EN ISO 5178 2019 Destructive tests on welds in metallic materials. Longitudinal tensile test on weld metal in fusion welded joints.pdf PDF 526.74KB 12页 ASTM F2785-20e1 聚酰胺12气体压力管 管道和管件的标准规范.pdf PDF 6.73MB 12页 ASTM F3323-21 外骨骼和外套装的标准术语.pdf PDF 2.97MB 3页 EN 12390-7 2019 Testing hardened concrete - Part 7 Density of hardened concrete.pdf PDF 625.39KB 14页 BS EN IEC 60974-7 2019 Arc welding equipment. Torches.pdf PDF 1.33MB 38页 EN ISO 17636-1 2013 Non-destructive testing of welds - Radiographic testing - Part 1 X- and gamma-ray techniques with film.pdf PDF 891.29KB 42页 BS EN 12504-4-2021 结构中的混凝土试验. 第4部分 超音波脉冲速率的测定.pdf PDF 8.36MB 18页 ASTM E1740-20a 用锥形量热计测定墙面覆盖层或天花板覆盖层复合材料的热释放率和其他耐火试验响应特性的标准试验方法.pdf PDF 4.79MB 12页 BS EN IEC 60974-9 2018 Arc welding equipment. Installation and use.pdf PDF 1.16MB 36页 BS EN ISO 683-1 2018 Heat-treatable steels, alloy steels and free-cutting steels - Non-alloy steels for quenching and tempering.pdf PDF 1.5MB 50页 EN 12390-16 2019 Testing hardened concrete - Part 16 Determination of the shrinkage of concrete.pdf PDF 462.38KB 16页 BS EN ISO 15614-1 2017/A1 2019 Specification and qualification of welding procedures for metallic materials. Welding procedure test. Arc and gas welding of steels and arc welding of nickel and nickel alloys.pdf PDF 1.17MB 54页 ASTM F2159-20 SDR9交联聚乙烯（PEX）管和SDR9高温聚乙烯（PE-RT）管用铜压接环或替代不锈钢夹塑料插入件的标准规范.pdf PDF 3.97MB 9页 NF EN ISO 17892-3-2015 Geotechnicalinvestigation and testing -Laboratory testing of soil-Part 3 determination of particle density.pdf PDF 5.18MB 26页 BS EN 50134-5-2021 报警系统 社会报警系统 第5部分：互连和通信.pdf PDF 13.73MB 27页 BS EN 12390-8 2019 Testing hardened concrete. Depth of penetration of water under pressure.pdf PDF 579.14KB 12页 BS EN ISO 683-4 2018 Heat-treatable steels, alloy steels and free-cutting steels - Free-cutting steels.pdf PDF 855.2KB 30页 BS EN 10088-1 2014 Stainless steels - List of stainless steels.pdf PDF 1.71MB 72页 EN 50561-1 2013 Power line communication apparatus used in low-voltage installations - Radio disturbance characteristICS - Limits and methods of measurement - Part 1 Apparatus for in-home use.pdf PDF 342.55KB 25页 BS EN ISO 683-3 2019 Heat-treatable steels, alloy steels and free-cutting steels - Case-hardening steels.pdf PDF 1.07MB 46页 EN 13369 2018 Common Rules for Precast Concrete Products.pdf PDF 1.82MB 80页 ASTM F2905 F2905M-20a 石油和天然气生产用交联聚乙烯（PEX）管线管的标准规范.pdf PDF 4.95MB 10页 EN 55032 2015 Electromagnetic compatibility of multimedia equipment - Emission Requirements.pdf PDF 1.61MB 108页 BS EN 196-1 2016 Tracked Changes. Methods of testing cement. Determination of strength.pdf PDF 1.07MB 38页 ASTM E1728 E1728M-20 使用擦拭取样方法收集沉淀粉尘样品进行后续铅测定的标准做法.pdf PDF 2.61MB 5页 BS EN 17483-1-2021 私人保安服务 关键基础设施的保护 第1部分：一般要求.pdf PDF 10.06MB 26页 EN 13055 2016 Lightweight aggregates.pdf PDF 1.93MB 54页 ASTM F2648 F2648M-20 2至60英寸[50至1500 mm]环形波纹型墙面聚乙烯（PE）用于土地排水应用的管道和配件的标准规格.pdf PDF 3.72MB 8页 EN 50173-2 2018 Information technology - Generic cabling systems - Part 2 Office spaces.pdf PDF 2.95MB 40页 BS EN ISO 3506-1 2020 Fasteners. Mechanical properties of corrosion-resistant stainless steel fasteners - Bolts, screws and studs with specified grades and property classes.pdf PDF 1.23MB 48页 BS EN 10216-1 2013 Seamless steel tubes for pressure purposes. Technical delivery conditions. Non-alloy steel tubes with specified room temperature properties.pdf PDF 1.23MB 32页 EN 12390-4 2019 Testing hardened concrete - Part 4 Compressive strength - Specification for testing machines.pdf PDF 503.29KB 18页 NF EN ISO 17892-12/A1-2021 Geotechnical investigation and testing - Laboratory testing of soil Part 12 determination of liquid and plastic limits - Reconnaissance et essais g¨¦otechniques - Essais de laboratoire sur.pdf PDF 364.32KB 11页 ISO ASTM 52942-2020 添加剂制造 鉴定原则 航空航天用激光金属粉末床熔合机和设备的合格机器操作员.pdf PDF 2.35MB 8页 ASTM F2785-20e1 聚酰胺12气体压力管 管道和管件的标准规范.pdf PDF 6.73MB 12页 BS EN ISO 9015-2 2016 Destructive tests on welds in metallic materials. Hardness testing. Microhardness testing of welded joints.pdf PDF 1.23MB 18页 BS EN 12504-2 2021 Testing concrete in structures - Non-destructive testing. Determination of rebound number.pdf PDF 1.04MB 18页 BS EN 196-3 2016 Tracked Changes. Methods of testing cement. Determination of setting times and soundness.pdf PDF 1.79MB 18页 BS EN ISO 4629-3-2020 油漆和清漆的粘合剂 羟值的测定-快速测试.pdf PDF 4.25MB 11页
![ASTM F2648 F2648M-20 2至60英寸[50至1500 mm]环形波纹型墙面聚乙烯（PE）用于土地排水应用的管道和配件的标准规格.pdf](https://img.kejiandaba.com/e5f/8c6/e5f8c6dcf8e8cdc3976564a9d87abbc5/0.webp)
![ASTM F2648 F2648M-20 2至60英寸[50至1500 mm]环形波纹型墙面聚乙烯（PE）用于土地排水应用的管道和配件的标准规格.pdf](https://img.kejiandaba.com/e39/d5b/e39d5b76c1fda9b772fe733cc78aa7b6/0.webp)
