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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/Z 41082.2-2023 |
Wheelchairs Part 2: Typical values and Recommended limit values of dimensions, mass and operating space measured according to GB/Z 18029.5 {译} 轮椅车 第2部分：按GB/Z 18029.5测得的尺寸、质量和操作空间的典型值和推荐限制值 |
China National Standards Recommended |
 English PDF |
| GB/T 43412-2023 |
Recommended process specifications for resistance spot welding of metal sheets {译} 金属薄板电阻点焊推荐工艺规范 |
China National Standards Recommended |
English PDF |
| GB/T 43321-2023 |
Recommended process specifications for brazing copper and copper alloys {译} 铜及铜合金钎焊推荐工艺规范 |
China National Standards Recommended |
English PDF |
| GB/T 39139.2-2023 |
Shale gas—Environmental protection—Part 2: Recommended practices for environmental protection in production operations {译} 页岩气 环境保护 第2部分：生产作业环境保护推荐作法 |
China National Standards Recommended |
English PDF |
| GB/T 37778-2019 |
Recommended process for laser beam welding on stainless steels 不锈钢激光焊接推荐工艺规范 |
China National Standards Recommended |
English PDF |
| GB/T 21412.11-2019 |
Petroleum and natural gas industries—Design and operation of subsea production systems—Part 11:Recommended practice for flexible pipe 石油天然气工业 水下生产系统的设计和操作 第11部分：挠性管系统的推荐作法 |
China National Standards Recommended |
English PDF |
| GB/T 7676.9-2017 |
Direct acting indicating analogue electrical measuring instruments and their accessories—Part 9：Recommended test methods 直接作用模拟指示电测量仪表及其附件 第9部分：推荐的试验方法 |
China National Standards Recommended |
English PDF |
| GB/T 33508-2017 |
Recommended practice for riser fatigue 立管疲劳推荐作法 |
China National Standards Recommended |
English PDF |
| GB/T 35177-2017 |
Recommended practice for analysis, design, installation, and testing of basic surface safety systems for offshore production platforms 海上生产平台基本上部设施安全系统的分析、设计、安装和测试的推荐作法 |
China National Standards Recommended |
English PDF |
| GB/T 31468-2015 |
Petroleum and natural gas industries—Pipeline transportation systems—Recommended practice for pipeline life extension 石油天然气工业 管道输送系统 管道延寿推荐作法 |
China National Standards Recommended |
English PDF |
| GB/T 30971-2014 |
Software engineering―Recommended practice for the internet―Web site engineering, web site management, and web site life cycle 软件工程 用于互联网的推荐实践 网站工程、网站管理和网站生存周期 |
China National Standards Recommended |
English PDF |
| GB/T 17389-2013 |
Recommended practice for the application of electrical submersible cable system 潜油电泵电缆系统的应用 |
China National Standards Recommended |
English PDF |
| GB/T 29306.2-2012 |
Recommended methods for the determination of the dielectric properties of insulating materials at frequencies above 300 MHz - Part 2 : Resonance methods 绝缘材料在300 MHz以上频率下介电性能测定方法 第2部分：谐振法 |
China National Standards Recommended |
English PDF |
| GB/T 29306.1-2012 |
Recommended methods for the determination of the dielectric properties of insulating materials at frequencies above 300 MHz - Part 1：General 绝缘材料在300 MHz以上频率下介电性能测定方法 第1部分：总则 |
China National Standards Recommended |
English PDF |
| GB/T 17249.3-2012 |
Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 3: Sound propagation and noise prediction in workrooms 声学 低噪声工作场所设计指南 第3部分：工作间内的声传播和噪声预测 |
China National Standards Recommended |
English PDF |
| GB/T 17390-2010 |
Recommended practice for electrical submersible pump teardown report 潜油电泵拆卸报告的编写 |
China National Standards Recommended |
English PDF |
| GB/T 25078.2-2010 |
Acoustics - Recommended practice for the design of low-noise machinery and equipment - Part 2: Introduction to the physics of low noise design 声学 低噪声机器和设备设计实施建议 第2部分：低噪声设计的物理基础 |
China National Standards Recommended |
English PDF |
| GB/T 25078.1-2010 |
Acoustics - Recommended practice for the design of low-noise machinery and equipment - Part 1: Planning 声学 低噪声机器和设备设计实施建议 第1部分：规划 |
China National Standards Recommended |
English PDF |
| GB/T 24956-2010 |
Recommended practice for petroleum and natural gas industries - Drill stem design and operating limits 石油天然气工业 钻柱设计和操作限度的推荐作法 |
China National Standards Recommended |
English PDF |
| GB/T 22264.8-2009 |
Mounted digital display electric measuring instruments - Part 8: Recommended test methods 安装式数字显示电测量仪表 第8部分：推荐的试验方法 |
China National Standards Recommended |
English PDF |
| GB/T 24349.1-2009 |
Textile machinery and accessories - Cylindrical tubes - Part 1: Recommended main dimensions 纺织机械与附件 圆柱形筒管 第1部分：主要尺寸推荐值 |
China National Standards Recommended |
English PDF |
| GB/T 22689-2008 |
Recommended test methods for determining the relative resistance of insulating materials to breakdown by surface discharges 测定固体绝缘材料相对耐表面放电击穿能力的推荐试验方法 |
China National Standards Recommended |
English PDF |
| GB/T 14546-2008 |
Recommended practice for the design of DC auxiliary power system for nuclear power stations 核电厂直流电力系统设计推荐实施方法 |
China National Standards Recommended |
English PDF |
| GB/Z 21713-2008 |
Recommended practice on characteristic of surges in low-voltage (1000 V and Less) AC Power circuits 低压交流电源（不高于1000 V）中的浪涌特性 |
China National Standards Recommended |
English PDF |
| GB/T 985.4-2008 |
Recommended joint preparation for welding on clad steels 复合钢的推荐坡口 |
China National Standards Recommended |
English PDF |
| GB/T 985.3-2008 |
Recommended joint preparation for gas-shield arc welding on aluminium and its alloys 铝及铝合金气体保护焊的推荐坡口 |
China National Standards Recommended |
English PDF |
| GB/T 985.2-2008 |
Recommended joint preparation for submerged arc welding 埋弧焊的推荐坡口 |
China National Standards Recommended |
English PDF |
| GB/T 985.1-2008 |
Recommended joint preparation for gas welding, manual metal arc welding, gas-shield arc welding and beam welding 气焊、焊条电弧焊、气体保护焊和高能束焊的推荐坡口 |
China National Standards Recommended |
English PDF |
| GB/T 20224-2006 |
Determination of exposure index, ISO speed ratings, standard output sensitivity and Recommended exposure index for digital still cameras 数码照相机曝光指数、ISO感光度值、标准输出灵敏度和推荐曝光指数的确定 |
China National Standards Recommended |
English PDF |
| GB/T 20160-2006 |
Recommended Practice for Testing Insulation Resistance of Rotating Machinery 旋转电机绝缘电阻测试 |
China National Standards Recommended |
English PDF |
| GB/T 1409-2006 |
Recommended methods for the determination of the permittivity and dielectric dissipation factor of electrical insulating materials at power, audio and radio frequencies including meter wavelengths 测量电气绝缘材料在工频、音频、高频(包括米波波长在内)下电容率和介质损耗因数的推荐方法 |
China National Standards Recommended |
English PDF |
| GB/T 19991-2005 |
Agricultural machinery - Equipment for sowing, planting, distributing fertilizers and spraying - Recommended working widths 农业机械 播种、种植、施肥和喷雾机械 推荐工作幅宽 |
China National Standards Recommended |
English PDF |
| GB/T 20035.1-2005 |
Textile machinery and accessories -- Cones for cross winding -- Part 1: Recommended main dimensions 纺织机械与附件 交叉卷绕用圆锥形筒管 第1部分：主要尺寸推荐值 |
China National Standards Recommended |
English PDF |
| GB/T 17860.2-1999 |
Electrical measuring instruments--X-t recorders--Part 2:Recommended additional test methods 电测量仪器 X-t记录仪 第2部分:推荐的附加试验方法 |
China National Standards Recommended |
English PDF |
| GB/T 17387-1998 |
Recommended practice for the operation，maintenance and troubleshooting of electric submersible pump installations 潜油电泵装置的操作、维护和故障检查 |
China National Standards Recommended |
English PDF |
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