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 ISO 9017 2018 Destructive tests on welds in metallic materials. Fracture test.pdf PDF 3.08MB 22页 EN ISO 17638 2016 Non-destructive testing of welds - Magnetic particle testing.pdf PDF 2.15MB 24页 NF EN 933-9-2022 Tests for geometrical properties of aggregates - Part 9 assessment of fines - Methylene blue test.pdf PDF 823.44KB 23页 BS EN 12504-2 2021 Testing concrete in structures - Non-destructive testing. Determination of rebound number.pdf PDF 1.04MB 18页 EN 50173-2 2018 Information technology - Generic cabling systems - Part 2 Office spaces.pdf PDF 2.95MB 40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 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 13369 2018 Common Rules for Precast Concrete Products.pdf PDF 1.82MB 80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 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 12390-3 2019 Testing hardened concrete - Part 3 Compressive strength of test specimens.pdf PDF 891.54KB 24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 12390-17 2019 Testing hardened concrete - Part 17 Determination of creep of concrete in compression.pdf PDF 460.97KB 16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 10250-4 2021 Open die steel forgings for general engineering purposes - Stainless steels.pdf PDF 695.7KB 26页 BS EN ISO 2063-1 2019 Thermal spraying. Zinc, aluminium and their alloys - Design considerations and quality requirements for corrosion protection systems.pdf PDF 1.21MB 38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 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 ISO 4136 2012 Destructive tests on welds in metallic materials. Transverse tensile test.pdf PDF 1.01MB 18页 BS EN 206 2013/A2 2021 Concrete. Specification, performance, production and conformity.pdf PDF 1.51MB 102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 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 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 12504-1 2019 Testing concrete in structures. Cored specimens. Taking, examining and testing in compression.pdf PDF 1.59MB 22页 BS EN IEC 60974-11 2021 Arc welding equipment - Electrode holders.pdf PDF 849.64KB 22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 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 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 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 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 EN 12390-1 2012 Testing hardened concrete - Part 1 Shape, dimensions and other requirements for specimens and moulds.pdf PDF 1006.13KB 18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
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