deep drawing bogie center wear bowl liner

Product Description
1. Material1.1High manganese steel,stainless steel,or custom
2. Product size and tolerance2.1Outer Diameter (mm)≤500, or customized±1.5,as per drawing2.2Inner Diameter (mm)≤450, or customized±1.5 ,as per drawing2.3Wall Thickness (mm)6 to 6.4, or customized±0.3 ,as per drawing2.4Height (mm)≤450 or customizedMax ±1.5 ,as per drawing2.5Inner chamfer radius (mm)≥2±1.5 ,as per drawing2.6Outer chamfer radius (mm)≥4±1.5 ,as per drawing3. Chemical composition for typical materials3.1Mn130.90-1.200.30-0.8011.00-14.00≤0.035≤0.03085.0-88.04. Mechanical properties℃
(J)4.1Mn135. Surface finish and other properties5.1Surface finishThe surfaceshall be smooth,clean and free from any contamination that cannot be readily removed by cleaning agents normally used in manufacturing5.2Surface roughness (Ra)from 30um to 3.2um depending on detailed requirement5.3Manufacturing Process BriefMaterial preparation→Deep drawing (or spinning)→Reshaping→Surface treatment5.4Raw material sourceTAIYUAN IRON & STEEL (GROUP) CO.,LTD. Or Baosteel Group Corporation
Packaging & Shipping
6. Packing,Shipping and others6.1PackingTo be packed in wooden crate6.2MarkingEach box to be legibly marked with the name of the manufacturer or supplier, the designation of material,condition,dimensions and weight6.3Shipping toolsShip goods by van to departune port then by sea to desitination port
Company Information
7.Quality management and spot management7.1Quality control1. Quality assurance
a. Incoming material quality assurance; b. Process quality assurance; c. First sample quality assurance; d. Final quality assurance.
2. Process management-The right results are from the right process
a. Production process card control; b. Standard operational procedure;c.Job certification;d. Quality chart monitor.
3. Equipment and facility management
a. Periodic maintenance; b.Preventative maintenance.
4. Mold management
a. Mold life management; b.Periodic and preventative maintenance; c. Periodic inspection.7.2Inspection ToolsAltimeter,Vernier caliper,Micrometer,3D coordinate measuring instrument7.3Spot management"5S" management (sort,set in order,shine,standard,sustainable).