Steel coil quality inspection:stainless steel coil,galvanized Steel coil
Type:stainless steel coil-galvanized Steel coil-blackboard steel coil-color coated steel coil
Different kinds of Steel coil quality inspection:
galvanized Steel coil,embossed stainless steel coil,hot-rolled steel coil,hot dip galvanized Steel coil,
stainless steel coil ,apcc ppgi steel coil,cold rolled steel coil,color coated steel coil,blackboard steel coil
Steel coil inspection:stainless steel coil,galvanized Steel coil
Some common factors of steel coil quality control:
1.Apprearance quality:the surface of the product shouldn’t have visible defects
2.Weight & size & color
3.Workmanship:defective list
4.Physical properties test (including Tensile test)
5.Hardness testing
6.Coating test
8.Chemical Composition test


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