GB/T 709-2019 Translated English of Chinese Standard. (GBT 709-2019, GB/T709-2019, GBT709-2019): Dimension, shape, weight and tolerance for hot-rolled steel strip, plate and sheethttps://www.chinesestandard.net, 20.04.2014 г. - 22 страници This Standard specifies terms and definitions, classification and code, dimensions, dimension tolerances, shape, measurement of dimensions and shape of hot-rolled steel plates/sheets and strips. This Standard applies to plates with a rolling width of not less than 600 mm, wide strips, slit wide strips, and plates/sheets cut from strips. |
Съдържание
| 3 | |
Scope | 5 |
Classification and code | 6 |
Dimension tolerances | 7 |
Shape | 13 |
Measurement of dimensions and shape | 17 |
Weight | 20 |
Rounding off of numerical values | 21 |
Annex A informative Thickness tolerance of plates | 22 |
Често срещани думи и фрази
agreed camber Class A Class cut from strips cut-edge plates demand party requires diagonal method dimension in multiples Dimensions in millimeters Figure flatness of plates flatness of plates/sheets flatness of steel flatness PF.A GB/T including plates/sheets cut Iron and Steel less than 360 longitudinal side maximum distance maximum flatness Measure the maximum Measurement of out-of-squareness millimeters Nominal thickness minimum yield strength N Class Nominal width Nominal order dimension parties and indicated party requires supply PF.B plates shall comply plates/sheets and strips precision of flatness precision of thickness range specified requirements of Table requires supply according slit wide strips specified in Table specified minimum yield steel plates/sheets steel strips including Steel type strips including plates/sheets strips shall comply supply and demand Table 11 theoretical weight thickness greater thickness Nominal width thickness PT.B thickness tolerance tolerance of plates tolerance of steel tower shape upper tolerance wave spacing wide strips including Width tolerance