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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 43846.1-2024 |
Microscope-Nomenclature of microscope objectives-Part 1: Image field flatness/flat field 显微镜-显微镜物镜的命名-第1部分：像场平面度/平场 |
China National Standards flatness |
 English PDF |
| GB/T 43059-2023 |
flatness control requirements for printed boards and printed board assemblies 印制板及印制板组装件的平整度控制要求 |
China National Standards flatness |
English PDF |
| GB/T 37854-2019 |
Wide-mouth glass containers—Deviation from flatness of top sealing surface—Test methods 广口玻璃容器 封合面平面度偏差 试验方法 |
China National Standards flatness |
English PDF |
| GB/T 32278-2015 |
Test methods for flatness of monocrystalline silicon carbide wafers 碳化硅单晶片平整度测试方法 |
China National Standards flatness |
English PDF |
| GB/T 29507-2013 |
Test method for measuring flatness, thickness and total thickness variation on silicon wafers by automated non-contact scanning 硅片平整度、厚度及总厚度变化测试 自动非接触扫描法 |
China National Standards flatness |
English PDF |
| GB/T 24630.2-2009 |
Geometrical product specifications (GPS) - flatness - Part 2: Specification operators 产品几何技术规范（GPS） 平面度 第2部分：规范操作集 |
China National Standards flatness |
English PDF |
| GB/T 24630.1-2009 |
Geometrical product specifications (GPS) - flatness - Part 1: Vocabulary and parameters of flatness 产品几何技术规范（GPS） 平面度 第1部分：词汇和参数 |
China National Standards flatness |
English PDF |
| GB/T 6621-2009 |
Testing methods for surface flatness of silicon slices 硅片表面平整度测试方法 |
China National Standards flatness |
English PDF |
| GB/T 22636-2008 |
Door leaves - Dimensions, rectangularity and flatness - Test method 门扇 尺寸、直角度和平面度检测方法 |
China National Standards flatness |
English PDF |
| GB/T 328.7-2007 |
Test methods for building sheets for waterproofing - Part 7: Plastic and rubber sheets for waterproofing-length,width,straightness and flatness 建筑防水卷材试验方法 第7部分：高分子防水卷材 长度、宽度、平直度和平整度 |
China National Standards flatness |
English PDF |
| GB/T 19922-2005 |
Standard test methods for measuring site flatness on silicon wafers by noncontact scanning 硅片局部平整度非接触式标准测试方法 |
China National Standards flatness |
English PDF |
| GB/T 11337-2004 |
Measurement of departures from flatness 平面度误差检测 |
China National Standards flatness |
English PDF |
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