This line is mainly composed of the equipment such as a circular heating furnace, a conical piercing machine, a 6-stand limited-core POF continuous rolling machine, a 3-silver 14-stand sizing machine, a 6-roller vertical oblique rolling and straightening machine, etc. The reverse replacement stand of the 258 POF continuous rolling machine and 4-stand core rod support device can significantly reduce the consumption of the online threading tool and offer uniform temperature, making the product highly competitive.
This unit is mainly composed of a stepper heating furnace, a 720 rotary pipe expander, a push forming and leveling machine (piercing machine), a five-stand sizing machine, an undercar normalizing & annealing furnace, a hydraulic pressure straightening machine, etc. It is mainly used to produce large-diameter thick-wall pipes.
This line is mainly composed of a circular heating furnace, a conical-roller piercing machine, a 5-stand limited core rod POF continuous rolling machines, a 3-Jiang-type 14-stand sizing machine, a 6-silver vertical oblique roller straightening machine, etc. It is a three-roller continuous rolling production line for large-diameter pipes, and also a large continuous rolling unit for large-diameter pipes in the world. Compared with other units of the same caliber, this unit has obvious advantages in producing large-diameter high alloy products which are hard to be rolled. Its features of high finished product yield, low labor consumption and low rolling costs have established its ideal position.
It is used for processing of the stainless pot tube, high alloy tube, boiler tube, etc. The advanced equipment ensures that the pot tube can always achieve the ideal quality.
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