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Carbon Steel Blue Teflon Coated Screw Bolt Hex Head Fastener For Car Resistant Corrosion

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Carbon Steel Blue Teflon Coated Screw Bolt Hex Head Fastener For Car Resistant Corrosion

Carbon Steel Blue Teflon Coated Screw Bolt Hex Head Fastener For Car Resistant Corrosion
Carbon Steel Blue Teflon Coated Screw Bolt Hex Head Fastener For Car Resistant Corrosion

Large Image :  Carbon Steel Blue Teflon Coated Screw Bolt Hex Head Fastener For Car Resistant Corrosion

Product Details:
Place of Origin: China
Brand Name: VDL
Certification: ISO 9001
Model Number: SC209006
Payment & Shipping Terms:
Minimum Order Quantity: 200 pcs
Price: USD 0.02 - 0.2 / Pcs
Packaging Details: 3 kgs each bag , 5 bags each carton .
Delivery Time: 25 days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 5000 000 pcs per month
Detailed Product Description
Material: Carbon Steel Finish: Teflon
Color: Blue Hardness: HRC 22
Thread: M4 Length: 15
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M4 Carbon Steel Blue Teflon Coated Screw Bolt Hex Head Fastener for Car

 

Hex head screw bolts are made from carbon steel with teflon coating instead of normal zinc finishs . teflon coating is specially used for special working conditions like extreme high or low temperature , high requested lubricantion and resistant corrosion etc . teflon coating of screw or bolt is similar with powder coated bolt or screw but different on performance .

 

Mostly , teflon coated screw or bolt is blue color and green yellow , red , black and white can be made for custom requirements . Teflon coated screw is made of carbon steel for the most applications , but stainless steel and aluminum is used for special requests .

 

Material 

 

Carbon steel with grade 4.8

 

Optional materials for telfon coated screw bolt like stainless steel , aluminum , brass and titanium etc .

 

Finish 

 

Teflon blue 

 

Dimensions

 

Thread  
Length  
Head diameter  
Head height  
Drive  

 

 

Mechanical Properties

 

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

 

Final properties data maybe different as dimensions , process and hardening for teflon coated screw

 

Feature

Leading difference for Teflon coated screw compared to normal screws is its teflon coating ,this kind coating with perfect features 

 

1 . Resistant high or low temeperature 

Teflon coated screw bolt can be worked from 100 degree zero to 260 degree .

 

2 . Not easy to be loosen 

Teflon coating is good self lubricant and just 0.4 friction factor .

 

3 . Resistant corrosion 

Teflon coating is not mostly dissolved into any chemical solvents .

 

4 . Not easy to be broken 

Teflon coated screws are made of carbon steel with good enlongation and ductility .

 

Tips for use

 

1 . Do not put teflon coated screw into temeprature over 260 degree .

 

2 . Not suitable for heavy duty .

 

3 . Do not scratch teflon coating for long service

 

Applications

 

Teflon coated screw bolt is used for car , and used for other fields as well like chemical industry , machinery , electronical equipments , building and ocean equipmnets etc .

 

About customzation

 

Teflon coated screw bolt can be customzied according to your special applications , eg , material , thickness of teflon coating , dimensions , hardness , basic profile of screw and packing etc .

 

Besides , teflon coated screw , we provide more fasteners with metal and plastic materials for you . eg , different stainless steel screws , various fastener screws , metal stamping parts , custom plastic parts , spacer washers  , fastener pins and standard or non-standard bolts nuts .

 

Contact Details
VEDALI HARDWARE CO., LTD

Contact Person: MR.LIN

Tel: +8613556778272

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