316 stainless steel round tube
For steel pipes that are subject to fluid pressure, hydraulic tests must be carried out to check their pressure resistance and quality. If no leakage, wetting or expansion occurs under the specified pressure, they are qualified. Some steel pipes must also undergo hemming tests according to standards or requirements of the purchaser. , expansion test, flattening test. Seamless stainless steel round tubes, also known as stainless steel seamless tubes, are made from steel ingots or solid tube blanks that are perforated into capillary tubes, and then hot rolled, cold rolled or cold drawn. The specifications of seamless steel pipes are expressed in terms of outer diameter * wall thickness in millimeters. The main materials of stainless steel welded pipe are: 201, 304, 304L, 316, etc. Stainless steel welded pipe, referred to as welded pipe, is a steel pipe made of commonly used steel or steel strips after being curled and formed by a unit and a mold. The production process of welded steel p…
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