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  1. char8726

    Press Forge Welding

    I'm currently using a 250 ton hydraulic press. I've done a forging force calculation and calculated 20,388 kgf needed for a 24.4mm solid bar at 1000 deg C (8kgf/mm^2). The material being pressed is a pipe end, OD 24.4mm, ID 16mmm. So the force required should be even lower. These are samples of...
  2. char8726

    Press Forge Welding

    I'm having issues with press forge welding. The material is SUP9 and heated to 1050 C before pressing. I am using a hydraulic press. I have attached a picture below of the weld joint. As you can see there are three distinct gaps. Any help would be appreciated.

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