what is a36 steel plate?astm a36 steel plate is one of the most common grades of steel used in structural applications. this mild carbon steel grade contains chemical alloys that give it properties such as machinability, ductility, and strength that are ideal for use i
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the dongfang 13-2 gas fields project, china's largest offshore high-temperature and high-pressure gas fields project, has been put into operation, its operator china national offshore oil corp said on wednesday.with an annual gas output of more than 3 billion cubic meters, the project can
china has been the global oil market's lifeline this year to increasing purchases from major oil producing countries in recent weeks, said reuters in its nov 19 story global crude market finds support mainly from china demand.in the first three quarters of this year, china impo
astm a671, standard specification for electric-fusion-welded steel pipe for atmospheric and lower temperatures. grades shall designate the type of plate used while class shall designate the type of heat treatment performed during pipe manufacture. class shall be designated as to whether th
q355 steel (q355b q355c q355d)q355 steel is a chinese low alloy high strength structural steel, which replaced q345, the material density is 7.85 g/cm3. according to gb/t 1591 -2018, q355 has 3 quality levels: q355b, q355c and
q345 steel propertiesq345 steel is a chinese gb standard low alloy high strength structural steel, material density is 7.85 g/cm3, tensile strength is 470-630 mpa, and yield strength is 345 mpa, it has better properties than q235
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