Class information for:
Level 1: SEAT INSERT//EXHAUST VALVE//AUTOMOTIVE VALVES

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
35112 102 12.4 33%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
2 4 MATERIALS SCIENCE, MULTIDISCIPLINARY//PHYSICS, APPLIED//PHYSICS, CONDENSED MATTER 2836879
82 3       METALLURGY & METALLURGICAL ENGINEERING//FRICTION STIR WELDING//WELDING JOURNAL 79105
1383 2             LASER CLADDING//DUCTILE IRON//AUSTEMPERED DUCTILE IRON 8144
35112 1                   SEAT INSERT//EXHAUST VALVE//AUTOMOTIVE VALVES 102

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 SEAT INSERT authKW 1796213 6% 100% 6
2 EXHAUST VALVE authKW 698518 7% 33% 7
3 AUTOMOTIVE VALVES authKW 598738 2% 100% 2
4 COMBUSTION VALVE authKW 598738 2% 100% 2
5 ENGINE COMPONENTS OPERAT address 598738 2% 100% 2
6 ENGINE VALVE SEAT WEAR authKW 598738 2% 100% 2
7 HEAVY DUTY ENGINE VALVE authKW 598738 2% 100% 2
8 SEAT WEAR SIMULATION authKW 598738 2% 100% 2
9 VALVE STEEL authKW 538862 3% 60% 3
10 HIGH TEMPERATURE WEAR TESTS authKW 399157 2% 67% 2

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 Engineering, Mechanical 2096 46% 0% 47
2 Materials Science, Characterization, Testing 1211 14% 0% 14
3 Metallurgy & Metallurgical Engineering 828 30% 0% 31
4 Materials Science, Multidisciplinary 226 34% 0% 35
5 Transportation Science & Technology 51 3% 0% 3
6 Engineering, General 10 3% 0% 3
7 Engineering, Manufacturing 10 2% 0% 2
8 Mining & Mineral Processing 7 1% 0% 1
9 Agricultural Engineering 4 1% 0% 1
10 Materials Science, Coatings & Films 0 1% 0% 1

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 ENGINE COMPONENTS OPERAT 598738 2% 100% 2
2 PHYS CHEM MODELLING 384899 3% 43% 3
3 ANGSTROM TRIBOL GRP 299369 1% 100% 1
4 CFB HALIFAX 299369 1% 100% 1
5 ELECT MECH MAT ENGN 299369 1% 100% 1
6 MED RADIOL HIST 299369 1% 100% 1
7 MIL COMMISSARY BUR QUARTERING 299369 1% 100% 1
8 PREDIO CONICET DR ALBERTO CASSANO 299369 1% 100% 1
9 SHENYANG REG NAVY EQUIPMENT 299369 1% 100% 1
10 CEMUS 149683 1% 50% 1

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 METALL 22208 9% 1% 9
2 ENGINEERING FAILURE ANALYSIS 21155 14% 1% 14
3 HIGH TEMPERATURE MATERIALS AND PROCESSES 9114 6% 1% 6
4 WEAR 3952 12% 0% 12
5 REVISTA DE METALURGIA 2548 3% 0% 3
6 E&MJ-ENGINEERING AND MINING JOURNAL 1384 1% 0% 1
7 PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART D-JOURNAL OF AUTOMOBILE ENGINEERING 1201 3% 0% 3
8 TEHNICKI VJESNIK-TECHNICAL GAZETTE 1108 2% 0% 2
9 TRIBOLOGY INTERNATIONAL 1011 4% 0% 4
10 JOURNAL OF JAPAN SOCIETY OF LUBRICATION ENGINEERS 936 1% 0% 1

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 SEAT INSERT 1796213 6% 100% 6 Search SEAT+INSERT Search SEAT+INSERT
2 EXHAUST VALVE 698518 7% 33% 7 Search EXHAUST+VALVE Search EXHAUST+VALVE
3 AUTOMOTIVE VALVES 598738 2% 100% 2 Search AUTOMOTIVE+VALVES Search AUTOMOTIVE+VALVES
4 COMBUSTION VALVE 598738 2% 100% 2 Search COMBUSTION+VALVE Search COMBUSTION+VALVE
5 ENGINE VALVE SEAT WEAR 598738 2% 100% 2 Search ENGINE+VALVE+SEAT+WEAR Search ENGINE+VALVE+SEAT+WEAR
6 HEAVY DUTY ENGINE VALVE 598738 2% 100% 2 Search HEAVY+DUTY+ENGINE+VALVE Search HEAVY+DUTY+ENGINE+VALVE
7 SEAT WEAR SIMULATION 598738 2% 100% 2 Search SEAT+WEAR+SIMULATION Search SEAT+WEAR+SIMULATION
8 VALVE STEEL 538862 3% 60% 3 Search VALVE+STEEL Search VALVE+STEEL
9 HIGH TEMPERATURE WEAR TESTS 399157 2% 67% 2 Search HIGH+TEMPERATURE+WEAR+TESTS Search HIGH+TEMPERATURE+WEAR+TESTS
10 5CR21MN9NI4N HEAT RESISTANT STEEL 299369 1% 100% 1 Search 5CR21MN9NI4N+HEAT+RESISTANT+STEEL Search 5CR21MN9NI4N+HEAT+RESISTANT+STEEL

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref.
in cl.		 Shr. of ref. in
cl.		 Citations
1 GRZESIK, Z , MIGDALSKA, M , MROWEC, S , (2015) THE INFLUENCE OF YTTRIUM ON HIGH TEMPERATURE OXIDATION OF VALVE STEELS.HIGH TEMPERATURE MATERIALS AND PROCESSES. VOL. 34. ISSUE 2. P. 115 -121 11 85% 0
2 MASCARENHAS, LAB , GOMES, JD , BEAL, VE , PORTELA, AT , FERREIRA, CV , BARBOSA, CA , (2015) DESIGN AND OPERATION OF A HIGH TEMPERATURE WEAR TEST APPARATUS FOR AUTOMOTIVE VALVE MATERIALS.WEAR. VOL. 342. ISSUE . P. 129 -137 9 100% 1
3 DULINSKA, D , PAWLAK, W , GRZESIK, Z , (2015) THE PROSPECTS IN DESIGNING NEW GENERATION OF HIGH TEMPERATURE COATINGS IN AUTOMOBILE ENGINES.ARCHIVES OF METALLURGY AND MATERIALS. VOL. 60. ISSUE 2. P. 903 -907 9 82% 0
4 GRZESIK, Z , SMOLA, G , ADAMASZEK, K , JURASZ, Z , MROWEC, S , (2013) THERMAL SHOCK CORROSION OF VALVE STEELS UTILIZED IN AUTOMOBILE INDUSTRY.OXIDATION OF METALS. VOL. 80. ISSUE 1-2. P. 147-159 8 89% 1
5 GRZESIK, Z , SMOLA, G , ADAMASZEK, K , JURASZ, Z , MROWEC, S , (2013) HIGH TEMPERATURE CORROSION OF VALVE STEELS IN COMBUSTION GASES OF PETROL CONTAINING ETHANOL ADDITION.CORROSION SCIENCE. VOL. 77. ISSUE . P. 369-374 10 63% 2
6 ELO, R , JACOBSON, S , (2015) FORMATION AND BREAKDOWN OF OIL RESIDUE TRIBOFILMS PROTECTING THE VALVES OF DIESEL ENGINES.WEAR. VOL. 330. ISSUE . P. 193 -198 6 100% 0
7 MASCARENHAS, LAB , GOMES, JD , BARBOSA, C , NOGUEIRA, TB , PORTELA, AT , (2015) ANALYSIS OF THE TRIBOLOGICAL BEHAVIOUR OF AN AUTOMOTIVE ENGINE EXHAUST VALVE AND A VALVE SEAT USING A NEWLY DEVELOPED HIGH TEMPERATURE WORKBENCH.JOURNAL OF THE BRAZILIAN SOCIETY OF MECHANICAL SCIENCES AND ENGINEERING. VOL. 37. ISSUE 6. P. 1743 -1749 5 100% 0
8 HONG, JS , KIM, YS , CHUN, KJ , (2012) STUDY ON EXHAUST VALVE AND SEAT INSERT WEAR DEPENDING ON FUEL TYPE.INTERNATIONAL JOURNAL OF PRECISION ENGINEERING AND MANUFACTURING. VOL. 13. ISSUE 2. P. 253-260 5 100% 3
9 FORSBERG, P , DEBORD, D , JACOBSON, S , (2014) QUANTIFICATION OF COMBUSTION VALVE SEALING INTERFACE SLIDING-A NOVEL EXPERIMENTAL TECHNIQUE AND SIMULATIONS.TRIBOLOGY INTERNATIONAL. VOL. 69. ISSUE . P. 150-155 4 100% 1
10 RAMALHO, A , KAPSA, P , BOUVARD, G , ABRY, JC , YOSHIDA, T , CHARPENTIER, M , BOURGEOIS, M , (2009) EFFECT OF TEMPERATURES UP TO 400 DEGREES C ON THE IMPACT-SLIDING OF VALVE-SEAT CONTACTS.WEAR. VOL. 267. ISSUE 5-8. P. 777 -780 5 71% 8

Classes with closest relation at Level 1


Rank Class id link
1 35488 EMERGING IMAGING TECHNOLOGIES//IMAGING OF ENGINEERED TISSUES//IMAGING RESEARCH
2 22207 CRYOGENIC TREATMENT//DEEP CRYOGENIC TREATMENT//SUB ZERO TREATMENT
3 23847 ENGINEERING FAILURE ANALYSIS//CRANKSHAFT FAILURE//AUTOMOTIVE FAILURES
4 37149 FATIGUE DIAGRAM//FATIGUE REGIMES//FB CT AG CAB
5 28070 FRICTION SURFACING//ALUMINUM BRONZE//NIAL BRONZE
6 31691 BELLEVILLE SPRING//LEAF SPRING//COMPOSITE SPRINGS
7 11658 WEAR//OXIDATIONAL WEAR//GLAZE LAYER
8 32145 FE BASED SYSTEMS//ATMOSPHERIC SINTERING//FE X P SYSTEMS
9 31219 HYDROCARBON EMISSIONS//GAS LEAK TEST//KNIFE EDGE SEAL
10 31250 HAMAOKA 1//NON CONDENSABLE GAS ACCUMULATION//STEAM CONDENSING LINE

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