One of the most important application of wide thick plates is to build ships. The ABS A steel plates surface quality is a must performance index to check before the ASTM A131 grade A steel are out of factory as well as during manufacturing process.
ABS A steel plates surface quality problems are easy to form in two stages. One is formed in the production process, caused by press of the iron oxide; And it is also easily formed during transportation and storage process, caused by interaction of the environment. There are mainly three types of ABS A steel plates surface quality problems.
1. ABS A steel plates surface hemp pit
The hemp pit is on the surface of ABS A steel plates. It is uneven in size and depth, which is below below 0.3mm.
2. ABS A steel plates surface roughness
After shot blasting, we can find ABS A steel plates surface is uneven in veins, and the depth below 0.1mm.
3. ABS A steel plates corrosion pits
The defect on ABS A steel plates surface are uneven size pits, the depth is mainly concentrated in the range of 0.1-0.3mm, and the deeper pit reaches 0.5mm.
If you want to consult more about ABS A steel plates surface quality problems, please contact us freely.
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