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Self Locking Stainelss Steel Fastener Screws Hex Washer Serrated Head For Auto

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Self Locking Stainelss Steel Fastener Screws Hex Washer Serrated Head For Auto

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Large Image :  Self Locking Stainelss Steel Fastener Screws Hex Washer Serrated Head For Auto

Product Details:
Place of Origin: China
Brand Name: VDL
Certification: ISO 9001
Payment & Shipping Terms:
Minimum Order Quantity: 500 pcs
Price: USD 0.02 to 0.15 each piece
Packaging Details: 200 pcs each bag , 10 bags each box , 200 boxes each pallet , box dimension is 25 X 20 X 15 cm
Delivery Time: 10 Days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 30 tons each month
Detailed Product Description
Material: Stainless Steel Finish: Polish
Thread: M8 Length: 30
Pitch: 1.25 Locking Patch: P80
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stainless steel self locking screws


Hex Washer Serrated Head Self locking Screws Stainelss Steel Fastener for Auto



What is Self locking screws 


Self locking screws are known as nylock screwsor nyloc screws as well , there are some threads are applied nylock patch for locking screws when screws are driven into parts and provide moe secured fastening especially for engineering fastening applications .



What are materials for self locking screws


There are several different materials for self locking screws so far that meet different applications in industry .

1 . Carbon steel including low carbon steel , medium carbon steel and high carbon steel , these different type materials with different hardness and torques .


2 . Stainless steel , this is popular material for applications with resistant corrosion requuiements . including SS 201 , SS 304 ( A2-70 / 18-8 ) , SS 316 ( A4-70 ) .



What are finishes for self locking screws 


Generally , self locking screws have to be plated for carbon steel materials , or it will be rusted quiickly . normal finishes like zinc , nickel , brass , chrome , oxidation and gold . but for stainless steel material , self locking screws can be polished or passived or plain finish .



General technical data 


Thread  M8                                                                                                                                       Self Locking Stainelss Steel Fastener Screws Hex Washer Serrated Head For Auto 0
Head diamter  15.5
Head height  5.5
Thread length  30
Pitch  1.25
Tolerance  +/-0.1 Material  Stainless steel A2-70
Standard  DIN Finish  Polish
Hardness  20 HRC  
Torque  15
End point  Flat 
Head drive  Hex
Head type  Hex washer



Optional specifications 


d k s d1
M5 4.3 8 11.2
M6 5.5 10 14.2
M8 7 13 18.2
M10 8.5 15 21
M12 10 17 24
M16 14 22 31





1 . Good self locking performance

Self locking screws with good nylock patch on threads .


2 . Not easy to be rusted

Self-locking screws are made from stainless steel .


3 . Not easy to be loosen

Serrated hex washer head design for more secure fastening .



Locking proof loading for sel-locking screws under different specifications and grades .


Spec Locking proof loading vlaue/ KN
Grade 5 Grade 9 Grade 10
M6 5.73 9.8 12.5
M8 10.4 17.8 22.8
M10 16.5 28.3 36.1
M12 24.5 41.1 52.5
M14 32.8 56.1 71.6
M16 44.8 76.5 97.5
M20 69.8 110 152
M24 101 159 220



Other products we provide


we provide various metal and non-metal parts with standards and customizations , eg. Fastener Screws ( including Stainless steel screws ) , Spacers Washers , Fastener Nuts bolts , Fastener Pins ,Fastener Rivets , Metal Stamping Parts , Metal Machined Parts , Plastic Injection molding Parts . and Fastener Tools . We trade with buyers , wholesalers and retailers from different countries . We accept OEM and ODM service as well . Please contact us if you have any enquiry



Contact Details

Contact Person: MR.LIN

Tel: +8613556778272

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