Suzhou Gabriel billion Metal Materials ????? 60Si2Mn spring steel, 60Si2Mn spring plate, 60Si2Mn spring steel wholesale, 60Si2Mn spring steel prices, 60Si2Mn spring steel components, 60Si2Mn spring steel performance, 60Si2Mn use spring steel, 60Si2Mn spring steel, 60Si2Mn spring steel rod, 60Si2Mn spring steel hardness 60Si2Mn carbon spring steel chemical composition C: 0.57 ~ 0.65 Si Si: 1.50 ~ 2.00 Mn Mn: 0.60 ~ 0.90 Sulfur S: ≤0.035 phosphorus P: ≤0.035 chromium Cr: ≤0.35 Ni Ni: ≤ 0.35 Copper Cu:? ≤0.25 60Si2Mn have isothermal quenching and tempering, quenching and tempering subcritical The process of thermomechanical treatment of spring steel heat treatment method 60Si2Mn heat treatment methods. Using this method can effectively improve the toughness 60Si2Mn spring steel and spring steel mechanical properties 60Si2Mn life Tensile strength σb (MPa):? ≥1274 (130) yield strength σs (MPa): ≥1176 (120) Elongation δ10 (%): ≥5 section shrinkage ψ (%): ≥25 Hardness: hot, ≤321HB; Cold Drawn + heat treatment, ≤321HB ------------------ ---------------- ?? sales units: Gabriel billion Metal Materials Co., Ltd. Suzhou shipping address: China / Jiangsu / Suzhou Industrial Park Wei Ting Industrial Square Business Fax:? 0512- 69,233,015 Business Phone:?? 0512-65914015 Product Owner: Huang Pengfei: 13270975042 Customer Service Online: Q Q 7908645 ---------------------------?? ------- Jiangsu Gabriel billion Metal: 60Si2Mn Zhengzhou, Baoding, Hebei, Liaoning, Dalian, Dandong 60Si2Mn spring steel Jiangsu Gabriel billion Metal: 60Si2Mn Taiyuan, Hangzhou, Wuhu Huangyan 60Si2Mn spring steel Lishui, Jiangsu Gabriel billion Metal: 60Si2Mn Jinan, Dongying, Shandong Dezhou Laiwu Steel, Jiangsu spring Liaocheng 60Si2Mn Gabriel billion Metal: 60Si2Mn Yingkou, Shenyang, Xi'an, Shaanxi Hanzhong Yangzhou, Jiangsu 60Si2Mn spring steel Gabriel billion Metal: 60Si2Mn Hebi Luoyang Xinxiang Xinyang 60Si2Mn spring steel Jiangsu Yancheng Laiwu Gabriel billion Metal: 60Si2Mn Chuzhou, Anhui Wuhu, Ningbo, Huzhou Weihai 60Si2Mn spring steel Jiangsu Gabriel billion Metal: 60Si2Mn Ganzhou 饶宜春 Wenzhou, Changzhou, Jiangsu Gabriel million 60Si2Mn spring steel metal Nanchang: 60Si2Mn Huai'an, Jiangsu Changzhou, Nanjing, Nantong, Jiangsu Sunshine Gabriel million 60Si2Mn spring steel metal: 60Si2Mn Wujiang, Suzhou, Taicang, Changshu, Yantai 60Si2Mn Luoyang spring Steel Jiangsu Gabriel billion Metal: 60Si2Mn Jiangyin Yixing, Wuxi, Xuzhou, Jiangsu Yancheng Jiaxing 60Si2Mn spring steel Gabriel billion Metal: 60Si2Mn Danyang, Zhenjiang, Yangzhou Huai'an, Jiangsu Taicang, Jingjiang 60Si2Mn spring steel Gabriel billion Metal: 60Si2Mn Jiang Yin Wujiang, Wuxi, Hangzhou, Huzhou Suqian Jiangsu 60Si2Mn spring steel Gabriel billion Metal: 60Si2Mn Jinhua, Yiwu, Nanchang, Qingdao, Zibo, Dongying 60Si2Mn spring steel Jiangsu Gabriel billion Metal: 60Si2Mn Yuyao, Ningbo, Taizhou, Xi'an, Shanghai, Yixing, Jiangsu 60Si2Mn spring steel Gabriel billion Metal: 60Si2Mn Shaoxing, Taizhou Huangyan Yuyao Changshu, Jiangsu Lishui 60Si2Mn spring steel Gabriel billion Metal: 60Si2Mn Yueqing Ryan Xiamen, Nanjing, Hefei, Jiangsu Gabriel million 60Si2Mn spring steel metal: 60Si2Mn Yantai, Zibo, Weifang, Weihai, Qingdao, Jiangsu, Jiaxing 60Si2Mn spring steel Gabriel billion Metal:? 60Si2Mn Zhangjiagang, Lianyungang, Zhejiang, Shanghai and Guangdong 60Si2Mn spring steel