Quality
Inspected at Every Stage
Parts are measured and checked at heading, thread rolling and turning, then again after plating and before packing.
What We Check
Checks follow your drawing or the approved sample for each order.
| Check | How |
|---|---|
| Diameter & length | Vernier calipers and micrometers |
| Thread | Against the drawing and the approved sample |
| Head shape & drive recess | Visual check and comparison with sample |
| Washer fitment | Visual check on captive-washer screws |
| Surface finish | Visual check after plating |
| Packing quantity | Counted against the order |
Certificates
ISO certificates cover the manufacture and supply of forged and machined components. ZED Silver is issued under the Ministry of MSME.
ISO 14001:2015
Environmental management system
ISO 45001:2018
Occupational health and safety management system
ZED Silver
MSME Sustainable (ZED) Certification
Reports on Request
For orders that need them. Parts are made to drawings referencing ISO, DIN, IS/BIS or ASTM standards.
- Material test certificates
- Chemical-composition reports
- Hardness test reports
- Salt-spray test reports
- Plating-thickness reports
- Dimensional inspection reports