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Standard Code | Standard Title | Standard Class | Order |
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GB/T 12476.3-2017 |
Electrical apparatus for use in the presence of combustible dust—Part 3: Classification of areas where combustible dusts are or may be present 可燃性粉尘环境用电气设备 第3部分:存在或可能存在可燃性粉尘的场所分类 |
China National Standards where |
English PDF |
GB/T 29537-2013 |
Pipe threads with 80 degree thread angle where pressure-tight joints are not made on the threads 80°非密封管螺纹 |
China National Standards where |
English PDF |
GB/T 12716-2011 |
Pipe threads with the thread angle of 60 degrees where pressure-tight joints are made on threads 60°密封管螺纹 |
China National Standards where |
English PDF |
GB/T 24624-2009 |
Insulated bushings - Guide for the interpretation of dissolved gas analysis(DGA)in bushings where oil is the impregnating medium of the main insulation(generally paper) 绝缘套管 油为主绝缘(通常为纸)浸渍介质套管中溶解气体分析(DGA)的判断导则 |
China National Standards where |
English PDF |
GB/T 1415-2008 |
Metric threads where pressure-tight joints are made on the threads 米制密封螺纹 |
China National Standards where |
English PDF |
GB/T 22091.1-2008 |
Gauges for pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads - Part 1:Verification of parallel internal and taper external threads 55°密封管螺纹量规 第1部分:用于检验圆柱内螺纹与圆锥外螺纹 |
China National Standards where |
English PDF |
GB 12476.3-2007 |
Electrical apparatus for use in the presence of combustible dust - part 3: Classfication of areas where combustible dusts are or may be present 可燃性粉尘环境用电气设备 第3部分:存在或可能存在可燃性粉尘的场所分类 |
China National Standards where |
English PDF |
GB 7251.3-2006 |
Low-voltage switchgear and controlgear assemblies - Part 3: Particular requirements for Low-voltage switchgear and controlgear assemblies intended to be installed in places where unskilled persons have access for their use - Distribution boards 低压成套开关设备和控制设备 第3部分:对非专业人员可进入场地的低压成套开关设备和控制设备-配电板的特殊要求 |
China National Standards where |
English PDF |
GB/T 10922-2006 |
Gauges for pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads 55°非密封管螺纹量规 |
China National Standards where |
English PDF |
GB/T 7307-2001 |
Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads 55°非密封管螺纹 |
China National Standards where |
English PDF |
GB/T 7306.2-2000 |
Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads--Part 2:Taper internal and external threads 55°密封管螺纹 第2部分:圆锥内螺纹与圆锥外螺纹 |
China National Standards where |
English PDF |
GB/T 7306.1-2000 |
Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads--Part 1:Parallel internal and taper external threads 55°密封管螺纹 第1部分:圆柱内螺纹与圆锥外螺纹 |
China National Standards where |
English PDF |
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