+86 0769-8618 6936
Tianliao Industrial Area,Shipai Town, Dongguan City,Guangdong province,China, 523340
+86 137 2641 6889
+86 0769-8618 6936
+86 0769-86186926
longliqun1211
137 2641 6889
The inspection of metal bracket
View: Time: 2017-12-8 17:42:44
With 100% full inspection, Shengjia assure defective rate of metal brackets be less than 0.001%. Today lets talk about the inspection of metal brackets.
It refers to the inspection of package, appearance, dimension and electroplating.
Package inspection: the packing is broken and dampness, the label is not in accordance with the
material.
Appearance inspection: rust, crush, depth of pressure, scratch, scraped area.
Dimension inspection: the length, the height, the locate aperture is not in accordance with the tolerance.
Electroplate inspection:
Scratch and bruising, due to the contact of the foreign material to the electroplating layer, the electroplating layer is depressed.
Peeling and raise blister, the phenomenon of electroplating layer break away from the basis material.
Scorch and electroplate layer, dark color, rough, or sediment in high electricity current.
Pinholes: form small holes in the surface of electroplating.
Discoloration,the surface color change of the electroplating layer.
Burrs,the surface of electroplating layer appear rough and small dot.
Pitting, a small hole or hole in the surface of the electroplated surface
Tina Lin