About Us

HNGK ERW is a high-tech enterprise specializing in designing and manufacturing the straight seam HF pipe welding machine(ERW LINE), straight seam submerged-arc pipe welding machine, large diameter stainless pipe welding machine, precise stainless industrial pipe welding machine, square and rectangle pipe machine, cold roll forming machine, spiral welded pipe mill, slitting line, cut to length line and other complete machine. Meanwhile, our company also develops and manufactures the pipe end facing and beveling machine, large-tonnage hydrotester and pipe end expander supporting the spiral welded pipe mill. The efficient pipe end facing and beveling machine and super tension hydrotester are also manufactured to support the straight seam welded pipe mill. Besides, the automatic packing machine for small size pipe production line is manufactured too, so does other craft equipment.