ISO 16976-5 2023 Respiratory protective devices — Human factors — Part 5 Thermal effects
ISO 12212 2012 Petroleum petrochemical and natural gas industries Hairpin-type heat exchangers.pdf
ISO 6416-2017.pdf
ISO 5754 2023 Sintered metal materials, excluding hardmetals — Unnotched impact test pi.pdf
ISO 877-2 2009 Plastics — Methods of exposure to solar radiation — Part 2 Direct weathering and exposure behind window glass.pdf
ISO 21360-1 2020 Vacuum technology — Standard methods for measuring vacuum-pump performance — Part 1 General description.pdf
ISO 1998-6 2000 Petroleum industry — Terminology — Part 6 Measurement.pdf
ISO 16000-21 2013 Indoor air — Part 21 Detection and enumeration of moulds — Sampling fr.pdf
ISO 3800 1993 Threaded fasteners — Axial load fatigue testing — Test methods and evaluation of results.pdf
ISO ASTM 52907 2019 Additive manufacturing — Feedstock materials — Methods to characterize metal powders.pdf
ISO 21340 2017 Test methods for fibrous activated carbon.pdf
GB-T 20970-2015 石油天然气工业 井下工具 封隔器和桥塞.pdf
GB-T 8106-1987 方向控制阀试验方法.pdf
GB-T 27204-2017 合格评定 确定管理体系认证审核时间指南.pdf
GB-T 13380-2018 交流电风扇和调速器.pdf
GB-T 1711-1989 颜料在烘干型漆料中热稳定性的比较.pdf
GB-T 2930.10-2017 草种子检验规程 包衣种子测定.pdf
GB-T 13960.13-2005 可移式电动工具的安全 第二部分 斜切割台式组合锯的专用要求.pdf
GB-T 119.2-2000 圆柱销 淬硬钢和马氏体不锈钢.pdf
GB-T 34040-2017 工业通信网络 功能安全现场总线行规 通用规则和行规定义.pdf
GB-T 39350-2020 空间数据与信息传输系统 遥控空间数据链路协议.pdf