GB/T 38713-2020 Translated English of Chinese Standard. (GBT 38713-2020, GB/T38713-2020, GBT38713-2020): Medium manganese steel plate for offshore platform structurehttps://www.chinesestandard.net, 6 giu 2020 - 13 pagine This Standard specifies the designation representation, order content, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marking and quality certificates of medium manganese steel plate for offshore platform structure. This Standard applies to medium manganese steel plates whose thickness is 20 mm ~ 150 mm for offshore platform structure. |
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according to GB/T acid-soluble aluminum add 1/2 thickness allowable deviation aluminum Als content analysis of iron average thickness batch GB/T buyer chemical analysis chemical composition melting Chinese pinyin circular section sample composition melting analysis content GB/T crack sensitivity index Designation and chemical Designation Quality grade Determination of multi-element direction performance steel extraction photometric method greater than 40 impact test Inspection item Iron and Steel located at 1/2 located at 1/4 Low-alloy steel manganese steel plate measurement points medium manganese steel Methods for chemical minimum thickness offshore platform structure plate for offshore plate shall comply plate shall meet plates whose thickness pressed iron oxide provisions of GB/T requirements in Table Sampling method sensitivity index Pcm spectrophotometric method GB/T Standard steel and alloy Steel and iron steel plate thickness steel plates GB/T steel products sulfur content supplier Tensile test Test method Thickness direction performance thickness is greater ultrasonic testing Welding crack sensitivity