GB/T 4238-2015 Translated English of Chinese Standard. (GBT 4238-2015, GB/T4238-2015, GBT4238-2015): Heat-resisting steel plate, sheet and strip
https://www.chinesestandard.net, Jan 8, 2017 - Technology & Engineering - 31 pages
This Standard specifies the order content, dimension, shape, weight and allowable deviation, technical requirements, test methods, inspection rules, packaging, marking and quality certificates of heat-resisting steel plates, sheets and strips.
Annex B informative Characteristics and uses of heatresisting steels
900 C rapid A50mm samples adjusted chemical composition air cooling allowable deviation analysis of iron Bending test carbon content chemical analysis Chemical composition mass code Steel grade composition mass fraction content GB/T cooling or slow corrosion resistance demand party digital code Steel digital Steel grade dimethylglyoxime Elongation after fracture ferritic grade or coarser grade with adjusted grades in different Heat treatment system heat-resisting steel grades heat-resisting steel plates heat-resisting steels Chemical high temperature durability insulate Iron steel maximum value mechanical properties Methods for chemical oxidation resistance Precipitation hardening precipitation-hardening heat-resisting steel rapid cooling methods resisting steel sheets and strips slow cooling solid solution treatment specifications in Table specifications of GB/T spectrophotometric method GB/T stainless steel steel and alloy Steel grade Note steels Unified digital strips after solid strips shall comply table of heat-resisting Tensile strength Rm/MPa titration treatment shall comply treatment Unified digital Unified digital code usually 7 grade water cooling