Shandong China Coal Industry&Mining Supplies Group
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Bright Steel Tube Introduction
Bright Steel Tube is a kind of refined by cold drawn or cold rolled steel pipe.No oxidation bright heat treatment (NBKstate)、Nondestructive testing 、Steel tube wall to special equipment scrub and after high pressure flushing、steel anti-rust oil on the antirust processing, dustproof cap on both ends. Steel tube high precision, high finish, both inside and outside wall steel after heat treatment without oxidation layer, the lining of high cleanliness, steel pipe under high pressure, cold bending deformation, flaring, flattening without cracks and steel tube color: white with bright, has the high metallic luster.