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 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 12390-1-2021 硬化混凝土试验 样品和模型的形状、尺寸和其它要求.pdf PDF 6.13MB 15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 ISO 22476-1 2012 Geotechnical investigation and testing. Field testing. Electrical cone and piezocone penetration test.pdf PDF 1.26MB 46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 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 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 10293 2015 Steel castings. Steel castings for general engineering uses.pdf PDF 1.09MB 24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 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 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 17892-12 2018/A1 2021 Geotechnical investigation and testing. Laboratory testing of soil. Determination of liquid and plastic limits 岩土调查和测试 土壤的实验室测试 液体和塑料极限的确定.pdf PDF 1.92MB 36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 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 BS EN 10277 2018 Bright steel products. Technical delivery conditions.pdf PDF 1.11MB 56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 683-5 2021 Heat treatable steels, alloy steels and free-cutting steels - Nitriding steels.pdf PDF 770.42KB 36页 BS EN ISO 9606-1 2017 Qualification testing of welders. Fusion welding. Steels.pdf PDF 2.13MB 46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 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 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 IEC 60974-9 2018 Arc welding equipment. Installation and use.pdf PDF 1.16MB 36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 IEC 60974-1 2018/A1 2019 Arc welding equipment. Welding power sources.pdf PDF 2.26MB 160页 EN 12390-16 2019 Testing hardened concrete - Part 16 Determination of the shrinkage of concrete.pdf PDF 462.38KB 16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 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 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 ASTM F3323-21 外骨骼和外套装的标准术语.pdf PDF 2.97MB 3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 BS EN ISO 17892-4 2016 Geotechnical investigation and testing - Laboratory testing of soil Part 4 Determination of particle size distribution.pdf PDF 2.31MB 42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 206 2013/A2 2021 Concrete. Specification, performance, production and conformity.pdf PDF 1.51MB 102页 EN 50173-3 2018 Information technology - Generic cabling systems - Part 3 Industrial spaces.pdf PDF 5.51MB 56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 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 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 NF EN ISO 17892-12 2018 Geotechnical investigation and testing -Laboratory testing of soil -Part12 determination of liquid and plastic limits.pdf PDF 9.52MB 36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 ISO 9015-2 2016 Destructive tests on welds in metallic materials. Hardness testing. Microhardness testing of welded joints.pdf PDF 1.23MB 18页 EN 13369 2018 Common Rules for Precast Concrete Products.pdf PDF 1.82MB 80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 BS EN 12504-2 2021 Testing concrete in structures - Non-destructive testing. Determination of rebound number.pdf PDF 1.04MB 18页 EN 12390-5 2019 Testing hardened concrete - Part 5 Flexural strength of test specimens.pdf PDF 619.99KB 14页 BS EN IEC 60974-13 2021 Arc welding equipment - Welding current return clamp.pdf PDF 842.58KB 20页 BS EN 12390-8 2019 Testing hardened concrete. Depth of penetration of water under pressure.pdf PDF 579.14KB 12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 IEC 60974-11 2021 Arc welding equipment - Electrode holders.pdf PDF 849.64KB 22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
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