Cold drawn hexagonal wholesale component editor main components of Fe (iron), and contains a small amount of the following elements: C: 0.42 ~ 0.50% Si: 0.17 ~ 0.37% Mn: 0.50 ~ 0.80% P: ≤0.035% S: ≤0.035% Cr: ≤0.25% Ni: ≤0.25% Cu: ≤0.25% [1] density of 7.85g / cm3, cold-drawn steel, elastic modulus 210GPa, Poisson's ratio 0.269. 45 # main components of Fe (iron), and contains small amounts of the following elements: C: 0.42 ~ 0.50% Si: 0.17 ~ 0.37% Mn: 0.50 ~ 0.80% P: ≤0.035% S: ≤0.035% Cr: ≤0.25% Ni: ≤0.25% Cu: ≤0.25% [1] density 7.85g / cm3, an elastic modulus of 210GPa, Poisson's ratio of 0.269. Recommended heat treatment heat treatment temperature: 850 normalizing, quenching 840 600.1 45 steel tempering after quenching and tempering not before, hardness greater than HRC55 (up to HRC62) is qualified. The practical application of the maximum hardness of HRC55 (induction hardening HRC58). Do not use steel No. 2.45 carburizing heat treatment process. 65Mn_ cold drawn steel cold drawn steel _ Suzhou, with (View) by day with Metal Materials Co., Ltd. Suzhou. Suzhou, with Metal Materials Co. (www.szrtjs.com) is a professional engaged in "cold drawn bar, cold drawn hexagonal steel, cold-drawn flat steel, cold-drawn steel, seamless pipe," the company. Since its inception, we adhere to the "good faith, sound management" approach, the courage to participate in healthy competition in the market, so that the "Hangzhou Iron and Steel, Sha Steel, Baosteel" brand has a good reputation. We adhere to the "service first, customer first" principle, so Suzhou, won the trust of customers with all of the metal building, and establish a good corporate image. Special Note: This information is for reference only pictures and information, please contact us to obtain the most accurate information, thank you!