Stainless steel flat washers, GB requirements for surface quality [hardware]

Stainless steel flat washers have different requirements for surface quality due to different products and uses of some customers. Xiaoshuo will share with you today some of the surface quality requirements of stainless steel flat washers GB: Superior finishing surface (FB), the surface is allowed to have a small amount of defects that do not affect the formability and the adhesion of coating and plating, such as slight Scratches, creasing, pitting, roller marks and oxidation colors, etc. The better one of the two sides of the superior finishing surface (FC) product has no obvious defects visible to the naked eye, and the other side must meet the requirements of at least FB. The better side of the two sides of the super fine finishing surface (FD) product must not have any defects, that is, it cannot affect the appearance quality after painting or the appearance quality after plating, and the other side must meet the requirements of FB. Hardware, 15 years of craftsmanship focusing on stainless steel flat washers, 20,000+ sets of mold customization production experience, monthly processing of 100+ sets of molds, daily production capacity of 3 million punches, stamping accuracy up to 0.01mm, and 16 quality inspections for strict quality control. It can quickly solve time-critical problems for you, solve stamping accuracy problems, and solve production quality problems. Choose, choose, rest assured!