Serrated hex flange head cap screws
BN 20170
모든 제품 가격은 최소 주문 수량(MOQ)이 기준이 됩니다. 관련하여 가격관련하여 문의사항 있으시면 저희 한국보싸드로 문의바랍니다.
Norm
~DIN 6921 (Standard withdrawn)
스펙
| Headform |
Headform
Hexagonal with flange
|
| Drive |
Drive
Hexagon
|
| Thread |
Thread
fully threaded
|
| Material |
Material
Steel
|
| Property class |
Property class
8.8
|
| Surface |
Surface
zinc plated blue
|
Functional principle
1. Tightening: teeth penetrate the surface
2. Loosening: teeth shear off material
3. Surface condition after loosening