VEDALI HARDWARE CO., LTD
VEDALI HARDWARE CO., LTD Professional Hardware Supplier Perfect Engineering Solutions
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M6 Painted Hex Washer Serrated Head Machine Screw Steel Phillips Slot Combination
Serration under head design for hex washer head screw with slot combination , full machine threads with zinc plated and painted green head for good corrosion resistance and bright appearance .
SWRCH 1018 Carbon steel
Harden material
Serrated washer head
Zinc combined with paint head
8.8 property class
Specification
| A | 13 |
| B | R1.7 |
| C | 9.8 |
| D | 5.9 |
| E | 1.2 |
| F | 4.5 |
| G | 1.5 |
| L | 10 |
| M | M6 |
Note : all dimensions are millimeters
Material
Hex slot washer head screw is made from carbon steel with quenching and temper .
Chemical Elements for Screw
| C | Si | Mn | S | P | Cu | Cr | Ni | Alt |
| 0.16 | 0.04 | 0.66 | 0.007 | 0.02 | NA | NA | NA | 0.028 |
Physical Performance for Screw
| Rel N/mm2 | 370 |
| Rm N/mm2 | 495 |
| A ( % ) | 33.5 |
| Reduction of areaZ ( % ) | 66 |
| Density g/cm^3 | 7.85 |
| Tensile strength(σb/MPa | 450 |
Blue zinc plated with paint RAL 6002 on head
| Finishing | Zinc |
| Head finishing | Zinc and paint |
| Paint color | Green RAL 6002 |
| Zinc thickness | 8 um |
| Paint thickness | 10 um |
| Standard | RoHS ( 2002/95-EC ) |
Advantages for Screws
● Harden material with grade 8.8
● Perfect corrosion resistance with zinc and paint surface
● RoHS meet for environment
● High tensile strength for heavy duty design
● Multiple drive design for various screwdriver bits
● Bright appearance for decorative purpose
● No any burrs without scratch
● Strict dimensions for convenient operation
● Self locking performance with serration under head