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The marketing department of the Qilu Special Steel Co., Ltd. is the marketing department directly managed by the head office of the Qilu Special Steel Co., Ltd. The main products are big size forged round bars, including 9 series(Alloy structure steel, Carbon structure steel, Carbon tool steel, Alloy tool steel, Bearing steel, Stainless steel, Roller steel, Military steel, Heat-resistant steel and so on) and more than 100 steel grades. Some products like S45C, SCM440, SCM435, SNCM439, D2, H13, SAE52100,SK3 ...
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