(SZTSP)Tianjin Shenzhoutong Steel Pipe Co., Ltd. Product manufacturer of HFW / ERW carbonsteel pipe. OD: 5 1/2-13 3/8(139.7-339.7mm); WT: 0.203-0.5in(5.2-11.1mm), Steel grade:A,B,X42-X70, Q235,Q345,L245,H40,J55,K55; Standards: API spec 5L, API 5CT, ISO 9001-2008. Company Size SZTSP with investment R…

Shinestar Steel Pipe Corporation Founded in 1993, Shinestar Steel Pipe Corporation is a professional manufacturer of steel products with 20 years history. The company employ over 400 staff totally at present, and will be more and more in the future. Our group have invested five factories throughout…

We are do MS pipe and steel coil for many years. Our goods as follow section: Hollow section: Q195,Q215,Q235,Q345; thickness: 0.6-15mm 15*15 20*20 155*155 25*25 160*160 30*30 165*165 35*35 170*170 40*40 175*175 45*45 180*180 50*50 200*200 60*60 220*220 65*65 240*240 70*70 250*250 75*75 260*260 80*80…