JB/T 7649-2025 Plunger and Retainer and Projection Device for Molds

JB/T 7649.1-2008 Tooling Stop and Push-Up Device for Forming Molds Part 1: Start Stop Devices JB/T 7649.2-2008 Guide and Ejection Device for Mould Part 2: Spring Sleeve Piece JB/T 7649.3-2008 Tooling stop and spring push devices - Part 3: Spring side pressure device JB/T 7649.4-2008 JB/T 7649.5-2008 Loading and Actuating Device for Metal Press, Part 5: Spring Actuating and Loading Device JB/T 7649.6-2008 Stock stopping and spring units of stamping dies -Part 6:Stop sets with torsional spring JB/T 7649.7-2008 Punch Stop and Cushion Device Part 7: Recirculating Type Stop Device JB/T 7649.8-2008 Drilling and Stopping Device for Mould Part 8: Ball Stopping Device JB/T 7649.9-2008 Repeating punch and die retainer and locking device - Part 9: Movable retaining pin。 JB/T 7649.10-2008 Loading and Stopping Device for Molds Part 10: Fixed Stopping Pin