ISO TS 23818-3 2021 Assessment of conformity of plastics piping systems for the rehabilitation of existing pipelines — Part 3 Unplasticised poly(vinyl chloride) (PVC-U) material
ISO 21843 2023 Determination of the resistance to hydrocarbon pool fires of fire protection materials and systems for pressure vessels.pdf
ISO TR 12037 1998 Electronic imaging — Recommendations for the expungement of information recorded on write-once optical media.pdf
ISO 10447 2022 Resistance welding — Testing of welds — Peel and chisel testing of resistance spot and projection welds.pdf
ISO 3060-1974Cotton fibres. Determination of breaking tenacity of flat bundles first edition.pdf
ISO 3834-4 2021 Quality requirements for fusion welding of metallic materials — Part 4 Elementary quality requirements.pdf
ISO 18400-205 2018 Soil quality — Sampling — Part 205 Guidance on the procedure for investigation of natural, near-natural and cultivated sites.pdf
ISO 9184-3-1990Paper,board and pulps. Fibre furnish analysis. Part 3_Herzberg staining test first ed.pdf
ISO 10211 2017 Thermal bridges in building construction — Heat flows and surface temperatures — Detailed calculations.pdf
ISO 23865 2021 Non-destructive testing Ultrasonic testing General use of full matrix capture-total focusing technique (FMC-TFM) and related technologies.pdf
BS ISO IEC 16466-2025.pdf
GB-T 3229-2018 螺栓螺母用装配工具 手动和机动螺刀头的传动端和连接部件的尺寸及扭矩试验.pdf
GB-T 24241-2009 直接还原铁 热压铁块转鼓和耐磨指数的测定.pdf
GB-T 23113-2017 荧光灯含汞量检测的样品制备.pdf
GB 2893-2001 安全色.pdf
GB-T 9275-2008 色漆和清漆 巴克霍尔兹压痕试验.pdf
GB-T 12002-1989 塑料门窗用密封条.pdf
GB-T 13980-2008 电离辐射密度计.pdf
GB-Z 18700.4-2002 远动设备及系统 第6-602部分 与ISO标准和ITU-T建议兼容的远动协议 TASE传输协议子集.pdf
GB-T 17550.3-1998 识别卡 光记忆卡 线性记录方法 第3部分 光属性和特性.pdf
GB-T 5211.11-2008 颜料水溶硫酸盐、氯化物和硝酸盐的测定.pdf