The invention discloses 35MnB steel which comprises the following components in percentage by weight:0.33-0.36 percent of C, 0.20-0.30 percent of Si, 1.20-1.40 percent of Mn, not more than 0.30 percent of Cr, not more than 0.025 percent of S, not more than 0.025 percent of P, not more than 0.20 percent of Ni, not more than 0.20 percent of Cu, 0.015-0.035 percent of Ti, 0.005-0.0030 percent of
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Efficacy and recovery of calcium during CaSi cored wire Steel oxygen and sulfur contents were concluded to affect inclusion behavior regardless of added calcium form (Cal-Sil or pure calcium cored wire) . Basak  examined the effect of wire
3. Application effect:the outer layer of this product is seamless steel tube as outer shell, solid pure calcium as core material, line diameter is uniform, tensile strength is high, toughness is good, it is difficult to break slide wire, it is advantageous to control wire feeding quantity accurately.
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