Super Lowest Price Upsetting Machine - GZL-45 Automatic ...
2016-2-18 · As an important parallel thread connection technology, the upset forging parallel thread connection technology posses following advantage: 1, Wide working range: adaptable for Φ12mm-Φ50mm same diameter, different diameter, bending, new and old, advance covered up rebar of GB 1499, BS 4449, ASTM A...
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