Technical Targets
Depth of nitration case: 0.5-0.8mm
Hardness of nitration: 950-1020Hv
Fragility of nitration: Less than grade 1
Roughness of the surface: Ra 04um
Linearity of the screw: 0.015mm
Hardness of double alloys: HR55-62
Depth of double alloys: More than 2mm
Materials and processes
Quality 38CrMoAIA
Quality twin-phase stainless
Quality satellite powder of surface spray
Cold alloys hot alloys
Advanced nitrating technology
Process of hot sprayed hard alloys
JIAWEI SCREW is a professional designer and manufacturer for all kinds of screws and barrels. We have rich export experience, know very well of different screw designs of world famous machine brands. Customers in 30 countries approved our products with good quality and moderate pricing.
We have outstanding theoretical background and practical experience, providing optimum designs of screws and barrels for our customers.
If you are looking for a reliable screw and barrel supplier, we will be your best choice. If you want to know more details, please contact us.