86-22-58650188
No. 201, Door 2, Bldg. 4, Huairenli, Nankai Dist., Tianjin, China (Mainland)
1.7225/4140 Alloy Steel/SAE 4140 Steel Price for 4140 round bar/aisi 4140, US $ 400 - 400 / Ton, q195,q235.q345,#20,#45, AiSi, ASTM, bs, DIN, GB, JIS, 10-900MM.Source from Tianjin Jianxincheng Trading Co., Ltd. on Waimaotong.com.