High quality steel ball 10mm 15.8mm 304 316 stainless steel ball can drill thread

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Product Overview

Description


High quality   304  316 steel ball 10mm15.8mm stainless steel ball can drill thread


QQ20200602162110



Company Information


 


1. Established 1998, has more than 20 years production experience


2. Own advanced dozens of advanced equipment and 4 large production lines.


3. Fixed Assets more than 10 million RMB.


4. More than 700 square meter workshop and exceed 200 employee.


5. Found branch company in National AAAAA level logistics park in liaocheng to deliver in time.


6. 40% domestic market sales volume as foundation.


7. Export many countries of worldwide, and win high reputation as per low price and high quality.


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Product Description


High quality steel ball 10mm10.5mm11mm11.1mm11.5mm stainless steel ball can drill thread


Drilled steel ball(3.0mm-50mm):


1.Able to process various drilling steel balls according to the drawing.


2.The main drill-holes are made of carbon steel and stainless steel.


QQ20200521111358QQ20200521111411


 


_20200717083413


 





Packaging & Shipping


 


Packing Details  :Carton packaging, woven bag, carton + tray, drum, or according to customer requirements packaging


Delivery Details : 3-5 days after order ,According to the order quantity


QQ20200602161935


 QQ20180801094525


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Our Certification


 


ZHENGSHU


 


Production process


 



 


Steel ball detection



Steel ball hardness test




Steel ball is generally used Rockwell hardness tester to detect hardness, multi use HRC+ value to express.


1. Bearing steel ball hardness is generally HRC60-66;


2.stainless steel ball hardness is generally about HRC26;


3.carbon steel ball hardness is generally HRC55-65; 


4.soft carbon steel ball hardness is about HRC30;


 


 



Steel ball roundness tester




G5, G10 high precision steel ball is mainly to measure the degree of ellipticity, that is, the ball spherical error, mainly with a roundness meter to detect. Through its measurement, the computer can draw a very accurate trajectory, so as to determine whether or not the ellipticity.


 


 



Digital micrometer measurement




Steel ball is the most important measure of the size of the tolerance with a micrometer, or with a spiral micrometer detection, large steel ball with vernier caliper to measure;


 



 


 Customers visit and sign a contract


 QQ20200602160455


 







0.1899 s.