EP 0697072 A1 19960221 - A SCREW
Title (en)
A SCREW
Title (de)
SCHRAUBE
Title (fr)
VIS
Publication
Application
Priority
- SE 9400400 W 19940503
- SE 9301517 A 19930504
- SE 9304267 A 19931223
Abstract (en)
[origin: WO9425764A1] The present invention relates to a screw, consisting of austenitic stainless steel with a hardness which does not exceed 250 HV, which stainless austenitic steel exhibits a surface hardened layer (3), produced by ion nitriding, which has a thickness of 0.01-0.2 mm and a hardness of at least 900 HV.
IPC 1-7
IPC 8 full level
C22C 38/00 (2006.01); C22C 38/58 (2006.01); C23C 8/38 (2006.01); C23C 8/80 (2006.01); F16B 25/10 (2006.01); F16B 33/00 (2006.01); F16B 33/06 (2006.01)
CPC (source: EP)
C23C 8/38 (2013.01); C23C 8/80 (2013.01); F16B 25/0031 (2013.01); F16B 25/0057 (2013.01); F16B 25/103 (2013.01); F16B 33/008 (2013.01); F16B 33/06 (2013.01)
Citation (search report)
See references of WO 9425764A1
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB IE IT LI LU NL PT SE
DOCDB simple family (publication)
WO 9425764 A1 19941110; AU 6661794 A 19941121; CA 2160793 A1 19941110; EP 0697072 A1 19960221; JP H08509799 A 19961015
DOCDB simple family (application)
SE 9400400 W 19940503; AU 6661794 A 19940503; CA 2160793 A 19940503; EP 94915315 A 19940503; JP 52417894 A 19940503