Changsha Teyi Steel Co., Ltd is a professional alloy steel manufacturer and exporter in China, We are specialized in all kinds of steel round bar, flat bar and forgings, including carbon steel, alloy steel, tool-die steel, ect. We can offer material according to different standards, such as : ASTM、DIN、JIS, Which indlucing the following grade: ASTM: SAE1045, 4140, 4340, 8620, 8640, H13, P20 , O1 ect; DIN: C20, C35, C45, 42CrMo4, 34 CrNiMo6, 30CrNiMo8 (W-Nr.) W1.1191, W1.7225, W1.6582, W1.7131, W1.2714, W1.2344, W1.2738, W1.2767, ect JIS: S20C, S35C, S45C, SCM415, SCM440, SKD11, SKD61, DC53 ect And also we can arrange production according to the samples and drawings supplied by our clients. We have exported our products to worldwide market in Europe, U.S.A., Middle Asia, Africa and other countries at high quality with competitive price. We cordially look forwrd to establishing a mutually beneficial business relationship with you.