China factory Chrome Rod Ck45 4110 Chrome Shaft Telescopic Hydraulic Cylinder Rod 12mm 20mm 25mm 30mm vacuum pump electric
Product Description Main Products Steel Flat Steel Plate Die Steel Plastic Mold Steel Alloy Steel Pre-machined Flat Die Casting Die Mold Base Aluminum Die Description Chromating piston rod ( chromating bar )with material C45 and surface hardness HB200-250 Z75 The piston rod is a connecting part that supports the piston to do work. Most of…