BS EN IEC 60974-9 2018 Arc welding equipment. Installation and use.pdf PDF 1.16MB 36页 BS EN 10025-4 2019 Hot rolled products of structural steels. Technical delivery conditions for thermomechanical rolled weldable fine grain structural steels.pdf PDF 1.03MB 34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 12504-2 2021 Testing concrete in structures - Non-destructive testing. Determination of rebound number.pdf PDF 1.04MB 18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 BS EN ISO 683-5 2021 Heat treatable steels, alloy steels and free-cutting steels - Nitriding steels.pdf PDF 770.42KB 36页 BS EN 10250-4 2021 Open die steel forgings for general engineering purposes - Stainless steels.pdf PDF 695.7KB 26页 NF EN 196-1-2016 Methods of testing cement-Part 1 Determination of strength.pdf PDF 15.68MB 35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 EN 12390-13 2013 Testing hardened concrete - Part 13 Determination of secant modulus of elasticity in compression.pdf PDF 922.37KB 18页 EN 12390-17 2019 Testing hardened concrete - Part 17 Determination of creep of concrete in compression.pdf PDF 460.97KB 16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 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 EN 50173-1 2018 Information technology - Generic cabling systems - Part 1 General requirements.pdf PDF 3.53MB 184页 EN 12390-1 2012 Testing hardened concrete - Part 1 Shape, dimensions and other requirements for specimens and moulds.pdf PDF 1006.13KB 18页 EN 50173-3 2018 Information technology - Generic cabling systems - Part 3 Industrial spaces.pdf PDF 5.51MB 56页 BS EN 196-6 2018 Tracked Changes. Methods of testing cement. Determination of fineness.pdf PDF 729.75KB 20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 60974-13 2021 Arc welding equipment - Welding current return clamp.pdf PDF 842.58KB 20页 EN ISO 17638 2016 Non-destructive testing of welds - Magnetic particle testing.pdf PDF 2.15MB 24页 BS EN ISO 4136 2012 Destructive tests on welds in metallic materials. Transverse tensile test.pdf PDF 1.01MB 18页 EN 50173-4 2018 Information technology - Generic cabling systems - Part 4 Homes.pdf PDF 5.74MB 48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 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 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 8503-4 2012 Part 4 Method for the calibration of ISO surface profile comparators and for the determination of surface profile — Stylus instrument procedure.pdf PDF 1.2MB 20页 BS EN 10025-3 2019 Hot rolled products of structural steels. Technical delivery conditions for normalized normalized rolled weldable fine grain structural steels.pdf PDF 1.05MB 34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 10088-1 2014 Stainless steels - List of stainless steels.pdf PDF 1.71MB 72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 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 EN 12390-10 2018 Testing hardened concrete - Part 10 Determination of the carbonation resistance of concrete at atmospheric levels of carbon dioxide.pdf PDF 734.81KB 24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 BS EN ISO 17892-9 2018 Geotechnical investigation and testing. Laboratory testing of soil. Consolidated triaxial compression tests on water saturated soils 岩土调查和测试.土壤的实验室测试.在水饱和土壤上进行固结三轴压缩试验.pdf PDF 1.14MB 34页 BS EN ISO 9606-1 2017 Qualification testing of welders. Fusion welding. Steels.pdf PDF 2.13MB 46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 ISO 17636-2 2013 Non-destructive testing of welds - Radiographic testing - Part 2 X- and gamma-ray techniques with digital detectors.pdf PDF 1.67MB 64页 EN 50173-6 2018 Information technology - Generic cabling systems - Part 6 Distributed building services.pdf PDF 3.96MB 56页 EN 55032 2015 Electromagnetic compatibility of multimedia equipment - Emission Requirements.pdf PDF 1.61MB 108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 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 8503-2 2012 Part 2 Method for the grading of surface profile of abrasive blast-cleaned steel — Comparator procedure.pdf PDF 214.5KB 16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 10025-2 2019 Hot rolled products of structural steels.pdf PDF 1.12MB 44页 BS EN ISO 2063-1 2019 热喷涂-锌、铝及其合金 第一部分:设计考虑和质量要求 用于腐蚀保护系统（英文版） Thermal spraying. Zinc, aluminium and their alloys - Design considerations and quality requirements for corrosion protection systems.pdf PDF 1.21MB 38页 BS EN ISO 2063-2 2017 Thermal spraying. Zinc, aluminium and their alloys - Execution of corrosion protection systems.pdf PDF 2.59MB 48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 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 ISO 17637 2016 Non-destructive testing of welds - Visual testing of fusion-welded joints.pdf PDF 1.08MB 20页 EN 12390-18-2021 Testing hardened concrete - Part 18 Determination of the chloride migration coefficient.pdf PDF 5.51MB 18页 BS EN 13791 2019 Assessment of in-situ compressive strength in structures and precast concrete components.pdf PDF 1.02MB 52页
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