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China Wear Resistant Bolster Bowl Liner, Find details about China Bogie Liner, Bolster Liner from Wear Resistant Bolster Bowl Liner - Nanjing Metalli Industrial Co., Ltd.
1. Material | ||||||||||||||
No. | Material Description | |||||||||||||
1.1 | austenitic 11-14% manganese | |||||||||||||
2. Product size and tolerance | ||||||||||||||
No. | Specification | Size | Tolerance | |||||||||||
2.1 | Length/Width/Outer Diameter (mm) | ≤600, or custom | ±0.3 | |||||||||||
2.2 | Wall Thickness (mm) | 4 to 10, or custom | Max ±0.4 | |||||||||||
2.4 | Height (mm) | ≤200 or custom | Max ±1.5 | |||||||||||
2.5 | Inner chamfer radius (mm) | Min 4 | Max ±1 | |||||||||||
2.6 | Outer chamfer radius (mm) | Min 6 | Max ±1 | |||||||||||
3. Chemical composition for some typical metals | ||||||||||||||
No. | Steel Number | Chemical Composition (%) | ||||||||||||
C | Si | Mn | P | S | Fe | Cr | Ni | Mo | Ti | Cu | Others | |||
3.1.1 | ZGMn13 | 0.90-1.20 | 0.30-0.80 | 11.0-14.0 | ≤0.035 | ≤0.030 | 85.0-88.0 | - | - | - | - | - | - | |
4. Mechanical properties for some typical metals | ||||||||||||||
No. | Steel Number | Yield Strength (Mpa) |
Tensile Strength (Mpa) |
Elongation (%) |
Hardness (HB) |
Impact at 20ºC (J) |
Others | |||||||
4.1.1 | Mn13 | ≥400 | ≥800 | ≥40% | ≥200 | ≥90 | - | |||||||
5. Surface finish and other properties | ||||||||||||||
No. | Item | Description | ||||||||||||
5.1 | Surface finish | Shot-blasting,powder coating,glavanization coating,electrophoretic treatment,etc. | ||||||||||||
5.2 | Surface roughness (Ra) | As per customer's requirements | ||||||||||||
5.3 | Manufacturing Process Brief | Material preparation→Deep drawing (metal spinning) →Reshaping→Surface treatment | ||||||||||||
6. Packing,Shipping and others | ||||||||||||||
No. | Item | Description | ||||||||||||
6.1 | Packing | To be packed in wooden crate with protection film | ||||||||||||
6.2 | Marking | Each box to be legibly marked with the name of the manufacturer or supplier, the designation of material,condition,dimensions and weight | ||||||||||||
6.3 | Shipping tools | Ship goods by van to departune port then by sea to desitination port | ||||||||||||
7.Quality management and spot management | ||||||||||||||
No. | Item | Description | ||||||||||||
7.1 | Quality control | 1. 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. |
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7.2 | Inspection Tools | Altimeter,Vernier caliper,Micrometer,3D coordinate measuring instrument | ||||||||||||
7.3 | Spot management | "5S" management (sort,set in order,shine,standard,sustainable). |