Download or read book GB T 4357 1989 Translated English of Chinese Standard GBT 4357 1989 GB T4357 1989 GBT4357 1989 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2019-11-30 with total page 10 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the classification, dimension, shape, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of carbon spring steel wires. This Standard applies to cold-drawn non-alloy steel wires for springs, with circular cross section, used for machinery.

Download or read book GB T 4357 2009 Translated English of Chinese Standard GBT 4357 2009 GB T4357 2009 GBT4357 2009 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2017-05-21 with total page 22 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard stipulates terms and definitions, gradation and marking, order contents, dimension, profile and allowable deviation, technical requirements, testing items, requirements and methods, testing rules, packaging, mark and quality certification of cold-drawn non-alloy wire for springs production.

Download or read book GB T 4357 2022 Translated English of Chinese Standard GB T4357 2022 GBT 4357 2022 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2022-08-21 with total page 33 pages. Available in PDF, EPUB and Kindle. Book excerpt: This document specifies the classification and marking, order content, size and shape requirements, technical requirements, test methods, inspection rules, packaging, transportation, storage, marking, quality certificates for the manufacture of cold-drawn non-alloy steel wire for springs. This document applies to cold-drawn non-alloy steel wire for spring (hereinafter referred to as steel wire) of circular cross-section, for the manufacture of mechanical springs for static and dynamic load applications. The standard tensile strength of special-shaped (such as square) spring steel wire can adopt the value, which is corresponding to the specification of the equivalent cross-sectional area, in this document. This document does not apply to steel wire for the manufacture of springs, which have high fatigue strength (e.g., valve springs).

Download or read book GB T 10357 4 1989 Translated English of Chinese Standard GBT 10357 4 1989 GB T10357 4 1989 GBT10357 4 1989 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2020-05-16 with total page 7 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the stability test method for single-piece storage units. This Standard applies to finished products of all kinds of single-piece storage units used in occasions such as homes, hotels, restaurants. Other storage units may also refer to this Standard.

Download or read book GB T 11896 1989 Translated English of Chinese Standard GBT 11896 1989 GB T11896 1989 GBT11896 1989 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-03-13 with total page 9 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies using the silver nitrate titration method to determine the concentration of chloride in water. This Standard is applicable to the determination of chloride in the natural water; it is also applicable to the highly mineralized water that has been diluted, such as salt water, seawater, etc.; as well as applicable to the domestic sewage and industrial wastewater that has removed the interference through the pretreatment.

Download or read book GB T 223 19 1989 Translated English of Chinese Standard GBT 223 19 1989 GB T223 19 1989 GBT223 19 1989 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2017-12-02 with total page 7 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the neocuproine-chloroform extraction photometric method for the determination of copper content.

Download or read book GB T 11064 18 1989 Translated English of Chinese Standard GBT 11064 18 1989 GB T11064 18 1989 GBT11064 18 1989 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2020-11-28 with total page 12 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the determination method of calcium, magnesium, copper, zinc, nickel, manganese and cadmium in lithium carbonate. This standard applies to the determination of calcium, magnesium, copper, zinc, nickel, manganese and cadmium content in phosphor-grade lithium carbonate, as well as the individual determination of the content of one element. Measurement range: calcium 0.00010% ~ 0.010%; magnesium, cadmium, copper, zinc, nickel, manganese 0.00010% ~ 0.0060%.

Download or read book GB T 223 17 1989 Translated English of Chinese Standard GBT 223 17 1989 GB T223 17 1989 GBT223 17 1989 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2015-05-06 with total page 7 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the determination of titanium content by using the diantipyrylmethane photometric method. This standard applies to the determination of titanium content in nickel base and iron-nickel based alloy. Determination range: 0.010% ~ 2.400%.

Download or read book GB T 715 1989 Translated English of Chinese Standard GB T715 1989 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2015-12-13 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: This code was established under the purpose of ensuring the construction quality of the installation engineering of cable system, promoting the improvement of the technical level for the construction of cable system, insuring the safety running of cable system.

Download or read book GB T 11913 1989 Translated English of Chinese Standard GBT 11913 1989 GB T11913 1989 GBT11913 1989 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2021-02-08 with total page 20 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies a method for measuring dissolved oxygen in water by an electrode that separates the water sample from the electrochemical cell through a gas-permeable membrane.

Download or read book GB T 12008 3 1989 Translated English of Chinese Standard GBT 12008 3 1989 GB T12008 3 1989 GBT12008 3 1989 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2020-09-26 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the method for determining the hydroxyl number of polyether polyols by the phthalic anhydride esterification method. This standard applies to the determination of the hydroxyl number of polyether polyols for polyurethane foams which are made by the ring-opening polymerization of polyols, ethylene oxide and propylene oxide under the action of a catalyst.

Download or read book GB 10849 1989 Translated English of Chinese Standard GB10849 1989 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2019-11-30 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the classification principle and rating method for cast aluminum-silicon alloy modification. This standard applies to the evaluation of the metallographic structure of cast aluminum-silicon alloys that have undergone sodium modification and phosphorus modification.

Download or read book GB T 223 89 2019 Translated English of Chinese Standard GBT 223 89 2019 GB T223 89 2019 GBT223 89 2019 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2019-10-12 with total page 14 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part of GB/T 223 specifies a method for the determination of tellurium content by hydride generation-atomic fluorescence spectrometric method. This Part applies to the determination of tellurium content in iron, steel and alloy. The determination range is 0.00001 % ~ 0.005 % of mass fraction.

Download or read book GB T 6807 2001 Translated English of Chinese Standard GBT 6807 2001 GB T6807 2001 GBT6807 2001 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2017-06-08 with total page 11 pages. Available in PDF, EPUB and Kindle. Book excerpt: methods and acceptance rules of the phosphating film of iron and steel parts before painting.

Download or read book GB T 953 1988 Translated English of Chinese Standard GBT 953 1988 GB T953 1988 GBT953 1988 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2019-03-16 with total page 9 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies double end studs of product grade C with the thread diameter of M8 ~ M48.

Download or read book GB T 707 1988 Translated English of Chinese Standard GBT 707 1988 GB T707 1988 GBT707 1988 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-11-16 with total page 11 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the dimensions, shape, weight and allowable tolerances of hot-rolled channel steel. This Standard is applicable to hot-rolled channel steel with a slant angle on the inner side of steel legs.

Download or read book GB T 19363 1 2008 Translated English of Chinese Standard GBT 19363 1 2008 GB T19363 1 2008 GBT19363 1 2008 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2015-08-02 with total page 13 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part of GB/T 19363.1 specifies the translation services - translation services specifications. This Part is applicable to translation services.