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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 5440-1985 |
Stereophonic broadcast Magnetic recorder 广播用立体声录音机 |
China National Standards Mag |
 English PDF |
| GB/T 5298-1985 |
IMage area on 35mm motion-picture films with masked picture--Positions and dimensions 35mm电影遮幅法影片画面的位置及尺寸 |
China National Standards Mag |
English PDF |
| GB/T 4642-1984 |
IMage produced by 16mm motion-picture camera aperture--Position and dimensions 16mm电影摄影机片窗在胶片上所形成的影象位置和尺寸 |
China National Standards Mag |
English PDF |
| GB/T 3848-1983 |
Hardmetals--Determination of (the Magnetization) coercivity 硬质合金矫顽 (磁) 力测定方法 |
China National Standards Mag |
English PDF |
| GB/T 3290-1982 |
Dimensions and characteristics of Magnetic tape reel for information interchange 信息交换用磁带盘的尺寸和性能 |
China National Standards Mag |
English PDF |
| GB/T 3239-1982 |
Expression of physical and subjective Magnitudes of sound and noise in air 空气中声和噪声强弱的主观和客观表示法 |
China National Standards Mag |
English PDF |
| GB/T 2020-1980 |
Recording Magnetic tape with 9 magnetic tracks， 12.7mm width and 32 lines/mm for informationprocessing exchange 信息处理交换用9磁道12.7毫米宽32行/毫米记录磁带 |
China National Standards Mag |
English PDF |
| GB/T 1989-1980 |
Methods for indication of the 7-bit encoding character set for information processing switching on 12.7 mm Magnetic tape 信息处理交换用七位编码字符集在9磁道12.7 毫米磁带上的表示方法 |
China National Standards Mag |
English PDF |
| GB/T 1583-1979 |
Standard of colour TV iMage transmission 彩色电视图象传输标准 |
China National Standards Mag |
English PDF |
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