Shandong zhongzheng steel pipe manufacturing co.,ltd
1.we are one bigger seamless steel pipe manufacturer in china . 2.standard :astm a106 grb /astm a53 grb /api 5l grb /st 52 3.od : 1 1/4'' to 8'' thinkness sch20 sch40 sch 80 ,xs xxs 4.od: 8'' to 12'' thinkness 20mm to 45mm
Reviewed by 1 Users
The goods were received on time and in full, the sellers were easy and pleasant to communicate with, attentive to details, all requests were fulfilled, the quality of the goods received was excellent
The goods were received on time and in full, the sellers were easy and pleasant to communicate with, attentive to details, all requests were fulfilled, the quality of the goods received was excellent
The goods were received on time and in full, the sellers were easy and pleasant to communicate with, attentive to details, all requests were fulfilled, the quality of the goods received was excellent
