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When the choice of a certain pass design micro-tension values to control Carbon steel elbow rolling
Carbon steel elbow2013-07-29
Therefore, a special cooling bed must be uniformly cooled Carbon steel elbow
Therefore, a special cooling bed must be uniformly cooled Carbon steel elbow2013-07-25
the roll can produce different Specifications of Carbon steel elbow
Adjust convenient, flexible, on the same device without replacing the roll can produce different Specificatio2013-07-25
Carbon steel elbow roll groove with hole-and porous type of points
Carbon steel elbow roll groove with hole-and porous type of points2013-07-25
Carbon steel elbow group is the most widely used Carbon steel elbow rolling equipment
Carbon steel elbow group is the most widely used Carbon steel elbow rolling equipment2013-07-25
Waste pipe production is rolled Carbon steel elbow production processes is one of the important defo
Waste pipe production is rolled Carbon steel elbow production processes is one of the important deformation pr2013-07-25
1973 in a SSAW steel pipe plant installation, commissioning and perforation Tests
1973 in a SSAW steel pipe plant installation, commissioning and perforation Tests2013-07-19
SSAW steel pipe group two roll rotary piercing machine without mandrel loop delivery system
SSAW steel pipe group two roll rotary piercing machine without mandrel loop delivery system2013-07-19
Generally need to be SSAW steel pipe surface car to go from 0.5 to 1.5 garbage garbage
Generally need to be SSAW steel pipe surface car to go from 0.5 to 1.5 garbage garbage2013-07-19
Diameter of 153 ~ 430 garbage garbage round SSAW steel pipe
Diameter of 153 ~ 430 garbage garbage round SSAW steel pipe2013-07-19
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