CALCULATORS
CALC
REFERENCE
REF
CATALOGUES
CAT
ABOUT
ABOUT
SECTION
BEAM
BEAM-CHK
SDOF
RING
JOINT
STRESS
FATIGUE
WAVE
MANUAL
SIGN CONVENTIONS
CONSISTENT UNITS
DYNAMIC AMPLIFICATION
SDOF FACTORS
EUROPEAN IPE
EUROPEAN IPN
EUROPEAN HE
EUROPEAN HL
EUROPEAN HD
EUROPEAN HP
EUROPEAN UPE
EUROPEAN UPN
BRITISH UB
BRITISH RSJ
BRITISH UC
BRITISH UBP
BRITISH PFC
AMERICAN W
WELDED PG
WELDED PIPE
ABOUT
CONTACT
Fatigue Life Calculator
DESCRIPTION
UNITS
Length
m
cm
mm
in
ft
Force
N
kN
MN
lbf
S-N CURVE
Source
USER-DEFINED
DNV-RP-C203
Curve
GEOMETRY
t
Thickness
for the specimen for which the fatigue damage is to be calculated
t
ref
Thickness
for the reference specimen for the S-N curve
exp
(t)
Thickness exponent
*
for the S-N curve
* Acceptable values are 0 ≤ exp
(t)
≤ 0.3
-
S-N CURVE DATA
1.00E+04, 601.52 1.00E+07, 106.97 1.00E+08, 67.48
Enter the data pairs for the S-N curve
SYNTAX:
N
*
, S
*
* N: Number of cycles
* S: Stress range
APPLIED STRESS CYCLES
1.00E+04, 601.52 1.00E+07, 106.97 1.00E+08, 67.48
Enter the data pairs for the number of cycles and stress ranges applied
SYNTAX:
N
*
, S
*
* N: Number of cycles
* S: Stress range
