API5lx42x52x60x70 seamless pipe

we can supply seamless steel pipe Here are brief introduction of our company: The Cangzhou huahao steel pipe limited company is 1.th this companyNorth China area specialized production steel pipe major industry in2002 has through the ISO9001 quality control system authentication.company expands tube production line two. The company mainly aims atthe international trade customer development service, mainly producesthe sales seamless steel pipe series heat to expand the stee The Middle East, Europe etc， In many countries around the world.