VEDALI HARDWARE CO., LTD
VEDALI HARDWARE CO., LTD Professional Hardware Supplier Perfect Engineering Solutions
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Galvanized Steel Brake Bleeder Screws M8 Custom Auto Fastener
Bleeder screw is one of auto fasteners , it names also air screw or vent screw , a metric or ANSI thread and a hexagonal profile over thread section for holding purpose , there is a vent hole that close to end point .
Special hole design for bleeder screw is widely used for brake in auto that helps brake to control auto moving . Bleeder screw is made of harden carbon steel with high tensile strength and corrosion resistant zinc finish .Hardness for bleeder screw ups to grade 10.9 ( HRC 35 ) for ensuring long service .
Material
High tensile strength carbon steel 1035
Finish
Free chrome zinc coating with 10 um thickness
Feature
1 . Not easy to be broken
Harden material with good finish .
2 . Recyclable
3 . Steady fastening
4 . Easy operation
Technical Data
| Full length | |
| Thread | |
| Hole diameter | |
| Hex width | |
Mechanical properties
| Hardness ( HV ) | 350 | Yield Strength ( Mpa ) | 280 | Elongation ( % ) | 45 |
| Tensile Strength ( Mpa ) | 450 | Torque kg | 265 | Reduction Area ( % ) | 55 |
Custom service
Generaly , bleeder screws are customzied per special designs , we provie custom service including dimensions , material , finish , hardness , profile and packing .
Optional materials
Bleeder screws can be made from carbon steel , and stainless steel and titanium are workable as well , stainless steel can not be used for heavy duty purpose as hardness is not too much as carbon steel .
About packing
Bleeder screws are packed 100 pcs each bag and 50 bags each carton . carton dimension is 20 x 25 x 15 cm , for big quantity , there is a standard pallet for easy carry , Final packing data should be subject to specific dimensions of set screw and packing types . Besides ,we accept custom packing for your special requirements .