... .BMP.JPG.etc YAG Laser Marking Machine for Steel pipe(HW LASER) are detailed as follow:Technical parameters:ModelHW ... rate. 2: laser power, energy may be current, software control, continuously adjustable. 3: low processing costs, ink and other ... and clocks, jewelry, auto parts, plastic buttons, construction material, PVC pipe, medical equipment, etc. .3; application materials include: ordinary metals ...