... , T/T modle:different Description: post-tensioned prestressed anchorage system; stressing / tensioning accessories for single / multi PC strandsProducts: ... circle anchor, P-type / H-type dead anchor, coupler, duct and couple, mono/multiple prestressing jacks, oil pump ... bearing plate, spirals, steel/plastic duct/pipe/tube/couple, coupler/connector/joint etc. Material: alloy steel, casting iron, plastic ...