Features of Marley processing (round parts)
Corresponds to most mainstream materials, surface treatments and heat treatments to meet parts needs in various scenarios
Material And Surface Treatment
| Classification | Material | surface treatment |
| Steel | 20#、45#、Q235、42CrMo、GCr15、SKD11、SKD11进口、SKD61、SKD61进口、SKS3 | Blackening, electroless nickel plating, white zinc plating (trivalent), black zinc plating (trivalent), chromium plating, hard chromium plating, surface nitriding |
| Aluminum alloy | 5052 H112、6061T6、7075T6、2A12 | Natural anodizing, sandblasted natural anodizing, black anodizing, sandblasted black anodizing, hard anodizing, sandblasted hard anodizing |
| Stainless steel | SUS303、SUS304、SUS316、SUS316L、SUS440C、2Cr13 | —— |
| Copper | H59 brass, H62 brass, T2 copper | —— |
| Resin | Nylon (black, white, blue)、POM (black, white)、PEEK (grey-brown)、Imported PEEK (grey-brown)、ABS (black, white)、PC, PMMA acrylic、UHMW-PE ultra-high molecular weight polyethylene (black, white)、PVC (white) | —— |
Heat Treatment
| Material | heat treatment | Material | heat treatment |
| 45# | Overall quenching(HRC40~45) | SKD61 | Overall quenching(HRC50~55) |
| 42CrMo | Overall quenching(HRC50~55) | SKD61import | Overall quenching(HRC50~55) |
| GCr15 | Overall quenching(HRC58~62) | SKS3 | Overall quenching(HRC58~62) |
| SKD11 | Overall quenching(HRC58~62) | SUS440C | Overall quenching(HRC58~62) |
| SKD11import | Overall quenching(HRC58~62) | 2Cr13 | Overall quenching(HRC45~50) |
Geometric Tolerance Setting Method
Settable Geometric Tolerance
| Types of Geometric Tolerances | Set Plane | Set Cylindrical Surface | Datum | Datum Target Area | Tolerance Value |
| Flatness | Can | —— | —— | faces | 0.01 or more |
| Parallelism | Can | —— | Need | faces | 0.01 or more |
| Verticality | Can | Can | Need | faces | 0.01 or more |
| Roundness | —— | Can | —— | faces | 0.01 or more |
| Concentricity | —— | Can | Need | Axis Line | 0.01 or more |
| Straightness | —— | Can | —— | faces | 0.01 or more |
| Cylindricity | —— | Can | —— | faces | 0.01 or more |
| Round beat | —— | Can | Need | Axis Line | 0.01 or more |
| Full beat | —— | Can | Need | Axis Line | 0.01 or more |
Marley QA benchmark, strict quality control
Marley is committed to providing users with “QCT” services to help enterprises reduce costs and increase efficiency.
Quality+Cost+Time
Examples of Marley machined (round parts) parts production
multi-segment rotational shaft
Material：45#
Surface Treatment：Hard Chrome Plating
Dimensions：Ø32 * L155.2 mm
Circular Plate
Material：5052 H112
Surface Treatment：Natural Anodizing
Dimensions：Ø150*L30 mm
Connector
Material：H62 Brass
Surface Treatment：None
Dimensions：Ø60*L40 mm
High-Precision Circular Plate
Material：H62 Brass
Surface Treatment：None
Dimensions：Ø60*L40 mm
Rotating Mechanism Component
Material：SUS304
Surface Treatment：None
Dimensions：Ø46*L56.5 mm
Specific geometric tolerance marking rules for round parts
The setting conditions for geometric tolerance are as follows:
Geometric tolerances cannot be set on holes, keyways (inner holes and outer diameters), notches (including cavity grooves), inner ring grooves, and end face grooves.
Reviews
There are no reviews yet.