Home ProductsSelf Tapping Screws

Rust Proof Self Tapping Countersunk Screws Cutting Off The End Cross Recessed Pan Head

Good quality Cross Head Screw for sales
Good quality Cross Head Screw for sales
I'm Online Chat Now

Rust Proof Self Tapping Countersunk Screws Cutting Off The End Cross Recessed Pan Head

China Rust Proof Self Tapping Countersunk Screws Cutting Off The End Cross Recessed Pan Head supplier
Rust Proof Self Tapping Countersunk Screws Cutting Off The End Cross Recessed Pan Head supplier Rust Proof Self Tapping Countersunk Screws Cutting Off The End Cross Recessed Pan Head supplier

Large Image :  Rust Proof Self Tapping Countersunk Screws Cutting Off The End Cross Recessed Pan Head

Product Details:

Place of Origin: China,shanghai
Brand Name: Summery
Certification: DIN7981
Model Number: ISO7049

Payment & Shipping Terms:

Minimum Order Quantity: Negotiable
Price: Negotiation
Packaging Details: Poly bags
Delivery Time: 7-10 Days
Payment Terms: L/C, D/A, D/P, Western Union
Supply Ability: 10000000
Contact Now
Detailed Product Description
Product Name: Self Tapping Screw Material: Steel
Cross Recess: Type H Surface: Zinc Plate
Project: ISO7049/DIN7981 Size: ST 4.2x21

ISO7049 DIN7981 pan head Self tapping screws

 

    This International Standard specifies the characteristics of Cross recessed pan head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive.

 

Surface hardness:The minimum surface hardness after heat treatment shall be 450 HV 0,3

Core hardness:The core hardness af?er heat treatment shall be
                         270 HV 5 to 390 HV 5 for threads S ST3,9, and
                         270 HV 10 to 390 HV 10 for threads > ST4,2.

   

 

 

Rust Proof Self Tapping Countersunk Screws Cutting Off The End Cross Recessed Pan Head

 

 

   

Self tapping screws Dimensions
 
Rust Proof Self Tapping Countersunk Screws Cutting Off The End Cross Recessed Pan Head
 
 

 

 

 

 

 

 
 

 

 

 

 

 

 

 

                            

 
 

 

 

 

 

 

 

 

Contact Details
Shanghai Summery Industrial Machine Co. , Ltd.

Contact Person: Ada.fu

Send your inquiry directly to us (0 / 3000)