Download or read book GB T 2423 50 2012 Translated English of Chinese Standard GBT2423 50 2012 written by https://www.chinesestandard.net and published by www.ChineseStandard.net. This book was released on 2021-06-30 with total page 16 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part of GB/T 2423 specifies test methods to evaluate the effect of damp heat resistance of small electric and electronic products (mainly non-airtight components) in an accelerated manner. This test does not apply to the evaluation of external effects such as corrosion and deformation.

Download or read book GB T 2423 30 2013 Translated English of Chinese Standard GBT2423 30 2013 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2022-01-06 with total page 17 pages. Available in PDF, EPUB and Kindle. Book excerpt: This part of GB/T 2423 is applicable to the test, in which the test sample is immersed in a cleaning solvent, at a specified temperature, within a specified time. If required by the relevant specifications, the test sample shall be wiped by absorbent cotton or tissue paper, after immersion and drying.

Download or read book GB T 2423 23 2013 Translated English of Chinese Standard GBT2423 23 2013 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2022-01-06 with total page 62 pages. Available in PDF, EPUB and Kindle. Book excerpt: This part of GB/T 2423 specifies various sealing performance test methods. Test Qa and Qc are rough inspections, to observe the bubbles emerging from the leak. Test Qd is to observe the leakage of liquid, under heating conditions. Test Qy is to make the gas pass through the leak and enter the test box, under reduced pressure, then measure the performance change of the test box. Test Qk, Qm is to use tracer gas to detect small leaks. Test Qf, Ql is to make liquid enter it through the leak, under pressurized conditions, then measure its performance changes. This Part is suitable for testing the sealing performance of various electrical and electronic products. It is also suitable for testing the sealing performance of other sealing parts.

Download or read book GB T 2423 63 2019 Translated English of Chinese Standard GBT 2423 63 2019 GB T2423 63 2019 GBT2423 63 2019 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2020-08-29 with total page 21 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part of GB/T 2423 specifies the basic requirements, severities, test procedure and other technical details for the combined test of temperature (cold and heat)/low air pressure/vibration (mixed mode). This Part is suitable for determining the product's adaptability for storage, transportation and use under the combined effects of temperature (cold and heat)/low air pressure/vibration (mixed mode). Combined tests with temperature changes may refer to this Part.

Download or read book GB T 2423 28 2005 Translated English of Chinese Standard GBT2423 28 2005 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2022-01-06 with total page 31 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part of GB/T 2423 applies to all electrical and electronic components, that may be subject to the following test conditions.

Download or read book GB T 2423 33 2021 Translated English of Chinese Standard GBT2423 33 2021 GB T 2423 33 2021 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2021-10-02 with total page 15 pages. Available in PDF, EPUB and Kindle. Book excerpt: This document specifies the general conditions and methods for the test of samples in the alternating climate of condensed water containing high concentration sulfur dioxide, especially for the sulfur dioxide concentration that is not included in GB/T 9789-2008, so that when tests are carried out in different laboratories, comparable test results can be obtained. This document is used to determine the suitability of products and their materials in chemically corrosive environments. The content of this document does not include sample shape, sample preparation and analysis, and evaluation of test results. Regarding these provisions, refer to the relevant standards or negotiate in accordance with the specific situation.

Download or read book GB T 2423 102 2008 Translated English of Chinese Standard GBT2423 102 2008 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2022-01-06 with total page 19 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part specifies the basic requirements, severity levels, test procedures, other technical details of the combined temperature (cold and heat)/low air pressure/vibration (sinusoidal). This Part is applicable to determine the applicability of products, for storage, transportation, use under the combined effects of temperature (cold, hot), low air pressure, vibration (sinusoidal). Refer to this Part for combined tests with temperature changes.

Download or read book GB T 2423 61 2018 Translated English of Chinese Standard GB T2423 61 2018 GBT 2423 61 2018 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2022-08-21 with total page 15 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part of GB/T 2423 specifies a test method for the overall blowing of sand-dust on large specimens. This Part applies to the sand-dust test of large specimens, which are difficult to be completed by the method in GB/T 2423.37. It includes but not limited to the following products: Wind power generation equipment, solar power generation equipment in desert areas, vehicles and outdoor equipment, etc. This Part does not apply to the non-abrasive fine dust test and free fall test of large specimens. For the non-abrasive fine dust test and free fall test method of large specimens, it shall refer to GB/T 2423.37-2006. This test method is not applicable to testing the air filters.

Download or read book GB T 29091 2012 Translated English of Chinese Standard GBT 29091 2012 GB T29091 2012 GBT29091 2012 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-06-02 with total page 12 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the designation of grade and code for copper and copper alloy. This Standard is applicable to the processing, casting and recycling products of copper and copper alloy.

Download or read book GB T 28620 2012 Translated English of Chinese Standard GB T 28620 2012 GBT28620 2012 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2022-12-26 with total page 7 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the calculation methods of remanufacturing rate. This Standard applies to products that are remanufactured in China.

Download or read book GB T 28618 2012 Translated English of Chinese Standard GB T 28618 2012 GBT28618 2012 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2022-12-25 with total page 9 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the general technical requirements for remanufacturing of mechanical products. This standard applies to the remanufacturing of mechanical products, and can also be used as a reference for the remanufacturing of other products.