PPGI Steel Sheet quality analysis
PPGI Steel Sheet quality analysis1)Poor bendability (T-bend)Features:When the steel is bent by 180 degrees, the PPGI steel s...
pre painted steel coil quality analysis (3)
pre painted steel coil quality analysis (3)1)Color difference characteristics:The color of the standard steel coil is differ...
PPGI steel coil quality analysis (2)
The quality analysis for PPGI steel coil 1) Orange peel features:The dried surface coating is rough and uneven, like an oran...
Printed Prepainted Steel Coil quality judgment
Printed Prepainted Steel Coil quality judgment1. Observe the thickness of the substrate and the thickness of the substrateTh...
About Color Coating Steel Coil
Color coating steel coil (PPGI steel coil or PPGL steel coil ) is beautiful in color, easy to process, has good corrosion re...
Introduction of cold rolled steel sheet
The cold rolled steel sheet is the raw material of hot dip galvanized coils.The surface roughness of the steel sheet is one ...
Hot Dip Galvanized Steel Sheet with small spangles
In order to eliminate the uneven effect of spangle on the surface, the production of small spangle hot dip galvanized steel ...
Quality management of substrates of prepainted zincalume steel coil
Ordering of substrates1. It is necessary to understand the requirements of prepainted zincalume steel coil users on the spec...
Hot dipped galvanized steel coil quality inspection
Aug 09, 2022
Inspection of mechanical properties of Hot dipped galvanized steel coil Pull test. Th...
The paint of prepainted galvanized steel sheet
The prepainted galvanized steel sheet liquid coating composition has four parts: resin, pigment, solvent, and auxiliaries. A...