A671 Gr.CA55/CB70/CC70 CL1-CL1
A672 A55/B70/C70/E60 CL1-CL13
ASTM A252 Gr.2/Gr.3
Contact:sales
Phone: 0086-18539970286
Email锛歾zgjsteel@foxmail.com
Add锛歂O. 2322, 23 / F , CAIZHI MINGZUO, NO. 3-3 DONGFENG ROAD, JINSHUI DISTRICT, ZHENGZHOU CITY, HENAN PROVINCE, CHINA