- Country of manufactureChina
Steel on 35CrMo, 8630, 34ХН1М, 30ХГСА, , we can make steel on demand.
Preparation - to carry out ultrasonic flaw detection (ultrasonic testing)
After careless processing, conduct a second ultrasonic flaw detection (ultrasonic inspection)
Conduct capillary flaw detection after thermal enhancement
Chamfer the edges and degrees of the split hole in the machining center.
Increase the accuracy of the valve cone surfaces with a special tool
Sand cross lines, grats, angles into the internal cavity of the manual.
Do a water test.
To carry out grinding and finishing surfaces.
Includes documents on the hydraulic box:
1, Chemical Composition Act
2, Heat Improvement Act
3, Act of ultrasonic flaw detection
4, Act of capillary flaw detection
5, Act of pressure test
6, the act of processing size control
8, material sample (upon request)
will produce any complex hydraulic box according to customer’s drawings and requirements