What are the common problems with sanitary grade stainless steel fittings
There are many types of sanitary stainless steel fittings, including sanitary tees, sanitary elbows, sanitary clamps, etc. Due to their advantages in the field of environmental protection and hygiene, their use in these areas is very extensive, especially in flammable and explosive pipelines. However, there are also some quality issues with sanitary grade stainless steel fittings. Let's take a look together below.
1. Uneven wall thickness of sanitary grade stainless steel fittings
The uneven wall thickness of sanitary grade stainless steel pipe fittings mainly occurs in the parts where the stainless steel pipe fittings deform the most, such as the wall thickness at the back of the elbow being thinner than other parts; The wall thickness of the pipe mouth and the stainless steel pipe fitting body is not equal. To detect these issues, commonly used measuring tools such as calipers are not easy to detect, and only ultrasonic thickness gauges can be used to measure them.
2. Hardness exceeds the standard
The problem of excessive hardness is mainly caused by the heat treatment process after forming, and the solution is to use the correct heat treatment process for another heat treatment.
So, in order to ensure the quality of sanitary grade stainless steel fittings, inspection plays an important role, especially for stainless steel fittings that can withstand high temperature, high pressure, and flammable and toxic media. The inspection process is particularly important.
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