About Us

• zhongganglia biggest steel pipe manufacturer in Shandong province, China. We have got two complete production line as:-, Cold drawn from size 1/4"-5" OD pipe.-, Hot rolled from size 6"-16" OD pipe, also we can work from size 20"-24" as hot expand pipe. Also, we have got carbon steel pipe for liquid use (ASTM A106/A53GR.B), steel pipe for casing (P-110, K55, N80 and so), steel pipe for pipeline (API5L GR.B, X42, X52, 60, X70), steel pipe for construction (high thickness of ST45, ST52).