View
217
Download
0
Category
Preview:
Citation preview
8/10/2019 2010-03 Mech Prop of Eng Matl 03 Impact
1/12
IMPACT TESTINGIMPACT TESTING
Charpy & Izod MethodsCharpy & Izod Methods
1
8/10/2019 2010-03 Mech Prop of Eng Matl 03 Impact
2/12
PATAH GETAS & PATAH ULETPATAH GETAS & PATAH ULET
2
8/10/2019 2010-03 Mech Prop of Eng Matl 03 Impact
3/12
IZOD
3
CHARPY
8/10/2019 2010-03 Mech Prop of Eng Matl 03 Impact
4/12
UKURANUKURAN
Ductile to brittle transition tem erature DBTTDuctile to brittle transition tem erature DBTT
FENOMENAFENOMENA
Material ulet mengalamiMaterial ulet mengalami patah getaspatah getas
Laju pembebanan/peregangan tinggiLaju pembebanan/peregangan tinggi Temperatur rendahTemperatur rendah
4
8/10/2019 2010-03 Mech Prop of Eng Matl 03 Impact
5/12
5
8/10/2019 2010-03 Mech Prop of Eng Matl 03 Impact
6/12
PersentasePersentase enisenis ermukaanermukaan atahatah:: MengukurMengukur dandan menghitungmenghitung luasluas permukaanpermukaan patahpatah getasgetas
MembandingkanMembandingkan dengandengan standarstandar permukaanpermukaan patahanpatahan
6
8/10/2019 2010-03 Mech Prop of Eng Matl 03 Impact
7/12
Lateral ex ansionLateral ex ansion
7
8/10/2019 2010-03 Mech Prop of Eng Matl 03 Impact
8/12
Shear fracture fibrous areaShear fracture fibrous area
8
8/10/2019 2010-03 Mech Prop of Eng Matl 03 Impact
9/12
TEMPERATUR TRANSISI:TEMPERATUR TRANSISI: Temperatur pada Energi Impak tertentu (mis. 20 J)Temperatur pada Energi Impak tertentu (mis. 20 J)
Temperatur pada penampakan permukaan patahan tertentu (mis. 50 % ulet)Temperatur pada penampakan permukaan patahan tertentu (mis. 50 % ulet)
Tem eratur ada kondisi dimulai ter adi 100% atah ulet konservatif Tem eratur ada kondisi dimulai ter adi 100% atah ulet konservatif
9
8/10/2019 2010-03 Mech Prop of Eng Matl 03 Impact
10/12
VISUAL &VISUAL & SEMSEM EXAMINATIONEXAMINATION
CHARPY IMPACT TEST : DUCTILE TO BRITTLE TRANSITIONCHARPY IMPACT TEST : DUCTILE TO BRITTLE TRANSITION
10
8/10/2019 2010-03 Mech Prop of Eng Matl 03 Impact
11/12
VISUAL &VISUAL & SEMSEM EXAMINATIONEXAMINATION
11
8/10/2019 2010-03 Mech Prop of Eng Matl 03 Impact
12/12
12
Recommended