BS EN 10293 2015 Steel castings. Steel castings for general engineering uses.pdf PDF 1.09MB 24页 BS EN ISO 15614-8 2016 Specification and qualification of welding procedures for metallic materials. Welding procedure test - Welding of tubes to tube-plate joints.pdf PDF 1.65MB 32页 BS EN IEC 60974-9 2018 Arc welding equipment. Installation and use.pdf PDF 1.16MB 36页 EN 12390-15 2019 Testing hardened concrete - Part 15 Adiabatic method for the determination of heat released by concrete during its hardening process.pdf PDF 751.84KB 18页 ASTM E1606-20 用于电气目的的铜和铝重拉杆的电磁（涡流）检验标准实践.pdf PDF 2.52MB 5页 CEN/TR 14245 2020 Cement - Guidelines for the application of EN 197-2 Assessment and verification of constancy of performance.pdf PDF 1.11MB 40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 BS EN ISO 683-2 2018 Heat-treatable steels, alloy steels and free-cutting steels - Alloy steels for quenching and tempering.pdf PDF 1.53MB 52页 BS EN 10217-1 2019 Welded steel tubes for pressure purposes - Technical delivery conditions. Part 1 Electric welded and submerged arc welded non-alloy steel tubes with specified room temperature properties.pdf PDF 1.07MB 50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 BS EN 196-1 2016 Tracked Changes. Methods of testing cement. Determination of strength.pdf PDF 1.07MB 38页 EN 12390-3 2019 Testing hardened concrete - Part 3 Compressive strength of test specimens.pdf PDF 891.54KB 24页 ASTM B733-22 金属上的自催化（无电解）镍磷合金标准规范.pdf PDF 8.8MB 17页 BS EN 1092-1 2018 Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, PN designated - Steel flanges.pdf PDF 3.79MB 152页 BS EN ISO 898-3 2018/A1 2021 Fasteners. Mechanical properties of fasteners made of carbon steel and alloy steel - Flat washers with specified property classes.pdf PDF 1.56MB 28页 BS EN 13791 2019 Assessment of in-situ compressive strength in structures and precast concrete components.pdf PDF 1.02MB 52页 EN 12390-7 2019 Testing hardened concrete - Part 7 Density of hardened concrete.pdf PDF 625.39KB 14页 BS EN IEC 60974-5 2019 Arc welding equipment. Wire feeders.pdf PDF 1.04MB 30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 ASTM F3338-20 通用航空飞机电力推进装置设计标准规范.pdf PDF 7.8MB 13页 BS EN 1015-11 2019 Methods of test for mortar for masonry. Determination of flexural and compressive strength of hardened mortar.pdf PDF 677.53KB 18页 BS EN 12504-1 2019 Testing concrete in structures. Cored specimens. Taking, examining and testing in compression.pdf PDF 1.59MB 22页 NF EN 934-2/A1-2012 Admixtures for concrete, mortar and grout - Part 2 concrete admixtures - Definitions, requirements, conformity, marking and labelling.pdf PDF 433.33KB 28页 EN 50173-1 2018 Information technology - Generic cabling systems - Part 1 General requirements.pdf PDF 3.53MB 184页 BS EN 206 2013/A2 2021 Concrete. Specification, performance, production and conformity.pdf PDF 1.51MB 102页 ASTM F3390-20 3到24英寸的标准规范 土地排水用内衬柔性波纹聚乙烯管.pdf PDF 4.33MB 8页 BS EN ISO 17639 2013 Destructive tests on welds in metallic materials. Macroscopic and microscopic examination of welds.pdf PDF 894.48KB 18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 ASTM F3323-21 外骨骼和外套装的标准术语.pdf PDF 2.97MB 3页 EN 12390-4 2019 Testing hardened concrete - Part 4 Compressive strength - Specification for testing machines.pdf PDF 503.29KB 18页 ASTM F3323-21 外骨骼和外套装的标准术语.pdf PDF 2.97MB 3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 BS EN ISO 9016 2012 Destructive tests on welds in metallic materials. Impact tests. Test specimen location, notch orientation and examination.pdf PDF 1.04MB 16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 BS EN ISO 10873-2021 口腔医学-假牙粘合剂.pdf PDF 11.41MB 28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 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 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 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 BS EN 10277 2018 Bright steel products. Technical delivery conditions.pdf PDF 1.11MB 56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 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 BS EN IEC 60974-13 2021 Arc welding equipment - Welding current return clamp.pdf PDF 842.58KB 20页 ASTM F2978-20 用磁共振成像优化金属对金属髋关节置换装置临床诊断评估扫描顺序的标准指南.pdf PDF 4.32MB 11页 BS EN 10025-5 2019 Hot rolled products of structural steels - Technical delivery conditions for structural steels with improved atmospheric corrosion resistance.pdf PDF 964.23KB 40页 ASTM F2978-20 用磁共振成像优化金属对金属髋关节置换装置临床诊断评估扫描顺序的标准指南.pdf PDF 4.32MB 11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 EN 55032 2015 Electromagnetic compatibility of multimedia equipment - Emission Requirements.pdf PDF 1.61MB 108页 BS EN 10088-3 2014 Stainless steels - Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes.pdf PDF 1.67MB 80页 NF EN ISO 17892-2-2014 Geotechnical investigation and testing - Laboratory testing of soil - Part 2 determination of bulk density - Reconnaissance et essais g¨¦otechniques.pdf PDF 5.31MB 24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
