# 17-7PH TH1050 Stainless, Converted Load Control R=-1 tests # Steel sheet spec. hourglass unnotched machined after heat treat. # 0.94mm thick. Hand polished surfaces. Anti-buckling guides. # Ref.: H.A.Lybold, "Axial-Load Fatigue Tests on 17-7PH Stainless # Ref.: Steel Under Constant-Amplitude Loading", # Ref.: NASA Tech. Note D-439, Langley, Oct. 1960 # !! NOTE !! Tests converted to SAE format assuming FULLY ELASTIC # Paper also describes tests with Kt= 2.3, 4.0, 5.0 #FileType= strain_life #DataType= raw #TIMEcol= 0 #NAME= 17-7PH_TH1050 #Name= StainlessSteel #Stress_units= mpa #Strain_units= strain #Sy= 1344 mpa 194.9 ksi average of 6 #Su= 1413 mpa 205.0 ksi " #E= 198300 mpa 28760 ksi " #%Elongation= 5.1 % " #BHN= 400 from HRc=43 #StrAmpl 2Nf StsAmpl So PlsStrAmp Emod ## x 1 1373 x x 198300 ## x 1234 1310 0 x 198300 ## x 1422 1310 0 x 198300 ## x 1558 1241 0 x 198300 ## x 1946 1241 0 x 198300 ## x 3006 1241 0 x 198300 ## x 3564 1103 0 x 198300 ## x 5538 1103 0 x 198300 ## x 6008 1103 0 x 198300 ## x 8050 1103 0 x 198300 #Assume tests below are fully elastic 0.00487 38000 965 0 0 198300 0.00487 44000 965 0 0 198300 0.00417 84000 827 0 0 198300 0.00417 130000 827 0 0 198300 0.00417 142000 827 0 0 198300 0.00382 302000 758 0 0 198300 0.00348 244000 690 0 0 198300 0.00348 436000 690 0 0 198300 0.00348 544000 690 0 0 198300 0.00348 764000 690 0 0 198300 0.00313 2352000 621 0 0 198300 0.00313 2362000 621 0 0 198300 0.00296 4426000 586 0 0 198300 0.00287 21680000 569 0 0 198300 0.00278 3498000 552 0 0 198300 0.00278 74148000 552 0 0 198300 0.00268 1940000 532 0 0 198300 0.00268 11882000 531 0 0 198300 0.00264 38258000 524 0 0 198300 0.00257 200346000 510 0 0 198300 #runout # #