Causes And Countermeasures Of Concave Deformation Of Steel Drum Body In Production Process-3
Three, through the physical and chemical properties of steel plate testing can identify the quality of steel plate
In Q/SY 1200.3 -- 2010 "Petrochemical Product Packaging Code Part 3: Lubricating Oil and Grease" (enterprise standard of China National Petroleum Corporation) "A.3.2 Material", it is stipulated that "the steel plate shall be made of high quality thin steel plate or hot-dip galvanized steel plate conforming to the requirements of GB/T 912, GB/T 2518, GB/T 11253".
Steel plate material grades Q195 (Chinese standard GB11253), ST12(German standard DIN1623), DC01(European standard EN10130, SPCC (Japanese standard JIS), are cold rolled steel plate and steel strip of carbon structural steel (China).The grades of materials delivered from steel mills marked with SPCC, ST12 and DC01 should meet the physical and chemical properties of material grade Q195 in national standard GB11253-2007.
Selection Principle Of Drum ClosureJuly 1, 2022(1) For goods with low requirements on sealing performance for contents with low requirements on sealing performance, such as grease, it is generally appropriate to select the lift pressure closed str...view
The Meaning Of Bolt Performance GradeJuly 4, 2022The number on the bolt refers to the strength level. For example, the number 4.8 means that the strength level of the bolt is 4.8, and its shear stress is 4.8 GPa. According to regulations, bolts with...view
Sources Said Russia's Proposed Export Tax Would Hurt The IndustryJuly 1, 2022Russia's decision to apply a 15%duty on all major ferrous and non-ferrous metals exports for six months will adversely impact the industry and force Russian steel products from the global market, ...view