api 5l psl1 grade b product plate specification range: Thickness 3-150mm Width 1500-4020mm Length 4000mm-17000mm Heat treatment: annealing, or normalizing and tempering
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Basically, top and bottom compound blowing converter is used for smelting, with X80 grade pipeline steel and a small part of X70 grade pipeline steel still being smelted by electric furnace.The combination of the short period and high output of converter smelting with continuous casting is the best process mode, which can smelt all kinds of alloy type of api 5l psl1 grade b low carbon ultra-low carbon pipe steel smoothly.
