GB/T 7260.40-2020.Uninterruptible power systems (UPS)-Part 4: Environmental aspects-Requirements and reporting.1范围GB/T 7260的本部分规定了关于不间断电源系统环境方...
GB/T 39333-2020.Plain bearings-Quality assurance of sample types-Definitions，applications and testing.1范围GB/T 39333规定了用户与制造者之间用于交付的滑动轴承样...
GB/T 39431-2020.Plain bearings-Bearings containing dispersed solid lubricants.1范围GB/T 39431规定了含有分散固体润滑剂轴承的结构型式、基本尺寸、技术要求。...
GB/T 5100-2020.Welded steel gas cylinders.1范围GB/T 5100规定了钢质焊接气瓶(以下简称钢瓶)的基本参数、技术要求、试验方法、检验规则和标志、包装...
GB/T 11638-2020.Acetylene cylinders.1范围GB/T 11638规定了乙炔气瓶的规格系列技术要求、试验方法、检验规则标志、涂敷、包装及充装、运输、贮存和...
GB/T 17268-2020.Non-refillable steel welded cylinders for industrial use.1范围GB/T 17268规定了工业用非重复充装焊接钢瓶(以下简称钢瓶)的型式、设计制造、检...
GB/T 2350-2020.Fluid power systems and components-Cylinder piston rod thread types and dimensions.1范围GB/T 2350规定了以液压油(液)或压缩空气为工作介质的液压缸、...
GB/T 8102-2020.Pneumatic fluid power-Single rod cylinders, bores from 8 mm to 25 mm-Mounting dimensions.1范围GB/T 8102规定了最高工作压力1 MPa、 缸径为8 mm至25 mm单杆...
GB/T 39485-2020.Safety and control devices for gas burners and gas-burning appliances-Particular requirements-Manual gas valves.1范围GB/T 39485规定了使用GB/T 13611规定的城镇...
GB/T 2346-2003.Fluid power systems and components-Nominal pressures.1范围GB/T 2346规定了流体传动系统及元件的公称压力系列。GB/T 2346适用于流体传动系统及...
