以下为ISO 9329-1, ASTM A106, DIN 17175, JIS G 345, BS详细参数信息，ISO 9329-1, ASTM A106, DIN 17175, JIS G 345, BS图片由沧州切尔诺钢管有限公司销售六处提供，ISO 9329-1, ASTM A106, DIN 17175, JIS G 345, BS

Qieernuo Steel Pipe Manufacturing Co.,Ltd is one of the modern enterprises including steel pipe and pipe fitting production,processing and distribution.The products of our company are divided into five categories: seamless steel pipes,casting pipes, ERW pipes,OD1”-28” can reach up to 150,000 tons. We can produce steel pipes with standard of GB,ASTM, API5L,DIN, JIS and other domestic$ international standards. Our company is also an agent of Baogang Group, Baosteel Group,TPCO with a series of major steel products. Our company has hot-expanded thermal, hot-rolled production line andcold drawing assembly line GM ZHAO HONG JIE MSN:zhaohongjie168@ EMAIL:cztygdyxgs@