Hot-rolled precision seamless pipe heating connection

Date:2018-01-04 Views:2240
Hot-rolled precision tube continuous casting round tube blank or slab as raw material, the stepping heating furnace heating, high-pressure water after descaling into the roughing mill, roughing material through the first, tail, and then into the finishing mill. The implementation of computer-controlled rolling, after finishing rolling through the laminar flow coiling and coiling, a straight hair volume. Straight hair volume head and tail tend to tongue and fish tail, thickness and width is poor, the edge often exist in the waves, flap, tower and other defects. The heavy weight, coil diameter of 760mm. The straight hair through the head, tail, trimming and multi-pass straightening, leveling and other finishing lines, and then re-board or re-roll, that is: hot-rolled steel, cut with other products. If the hot-rolled finishing roll after pickling to remove the oxide coating and oiled immediately after the heat roll pickling coil. Stainless steel pipe connections are diverse, the common type of pipe fittings are compression, compression, live, push, threaded, socket welding, live flange connection, welding and welding and the traditional connection phase A derivative of a series of connections.

These connections, according to their different principles, its scope of application is also different, but most are easy to install, solid and reliable. Connection ring or gasket material used, most of the selection of the national standard silicone rubber, nitrile rubber and EPDM, eliminating the user's worries.
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