Want to know how Hebei Yihang Steel Pipe ensures top-tier quality control for their fittings and flanges? In this video, we demonstrate the high-precision Auto Turret Micro Vickers Hardness Tester in action, showing how it delivers accurate microhardness measurements for materials like carbon steel, alloy steel, and stainless steel. See how this advanced testing unit supports quality assurance for industries including petroleum, chemical, and construction.