The surface of stainless steel welded pipe Stainless Steel Square Pipe is a common defect of welded stainless steel welded pipe, which is specifically manifested as compression, indentation and scratches. Indentations and dark lines:
Indentations and dark lines are actually the products of pressure damage, the formation mechanism is similar, but the performance is relatively hidden, not carefully observed, the feel is not obvious, but their impact on the surface quality of welded stainless steel welded pipe is there.
Indentations are usually reflective bands of 5-10 mm, especially light sources. The refractive index Stainless Steel Welded Pipe of light at the indentation is different from other parts.
The essence of the dark line is that the line marks that occur before the line are not found in time and are "flattened" by the subsequent rolling. Rough, and no problem can be seen; But double-check, wipe with sandpaper, and tap with nails around the surface of stainless steel welded pipes, otherwise the presence of dark lines can be seen or felt. Dark lines are more insidious than indentations and are more difficult to find.
About where to wholesale stainless steel plates, if you want to 304 Stainless Steel Flat Steel wholesale stainless steel plates, generally directly find manufacturers to wholesale on it, there may be many people who feel that they can directly wholesale on the network, wholesale on the network should be more convenient, and in terms of price is also more advantageous, but in fact, it is not recommended that you choose the network wholesale such a way, wholesale on the network, there is no way to understand the quality of the product is how, do not know whether the quality of the product is good or not, do not know whether the quality of the product is good or not, Can not make people feel more at ease, after the network wholesale can not allow themselves to enjoy a certain after-sales service, so from many aspects to consider, it is not recommended that you choose such a way as network wholesale.
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