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Nur, Kholis and Helmy, Purwanto (2023) Analisis Hasil Double Side Friction Stir Welding pada Aluminium AA6061 dengan Penguat Serbuk Cu terhadap Struktur Mikro. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) Analysis Projectile Performance in Ballistic Tests Using Compressed Air Gun. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) CHARACTERISTIC OF FRICTION STIR WELDING WELD JOINT OF AA. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) Characterization, Thermal and Morphological Analysis of. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) Effect of Electrode Diameter and Current on Dissimilar Metal Welding. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) Evaluasi Laju Pengelasan terhadap Mikrostruktur Sambungan Aluminium. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) Mesin Las Gesek Laboratorium. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) SILK FIBER ORIENTATION EFFECT ON FLEXURAL. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) sertifikat Rancang Bangun Mesin Las Gesek Untuk Penelitian Dan Praktikum. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) turnitin-ANALYSIS PROJECTILE PERFORMANCE IN BALLISTIC TESTS USING COMPRESSED AIR GUN. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) turnitin-CHARACTERISTIC OF FRICTION STIR WELDING WELD JOINT OF AA 6061 ON INITIAL TEMPERATURE DIFFERENCE. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) turnitin-Characterization, Thermal and Morphological Analysis of Blanched Pretreated Winged Bean Flour. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) turnitin-Effect of Electrode Diameter and Current on Dissimilar Metal Welding (Stainless Steel - Galvanized Steel) in Bus Body Construction_ Microstructure and Properties Evaluation. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) turnitin-Evaluasi Laju Pengelasan terhadap Mikrostruktur Sambungan Aluminium 5052 dengan Menggunakan Metode Friction Stir Welding. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) turnitin-HUBUNGAN PERIODE KERJA DENGAN KEJADIAN GANGGUAN PENDENGARAN AKIBAT BISING PADA PEKERJA TERPAPAR BISING. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) turnitin-SILK FIBER ORIENTATION EFFECT ON FLEXURAL AND TENSILE STRENGTH OF ZEOLITE-REINFORCED HIGH-DENSITY POLYETHYLENE COMPOSITES. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) turnitin-The Effect of Tool Rotation on Structure and Mechanical Properties in Friction Stir Welding Of Aluminum AA5052. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) z_Corespondensi Analysis projectile performance in ballistic tests using compressed air gun_eureka. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto (2023) z_Corespondensi Evaluasi Laju Pengelasan terhadap Mikrostruktur Sambungan Aluminium 5052 dengan menggunakan Metode. Universitas Wahid Hasyim Semarang.
Aditia, Suryo Laksono and Helmy, Purwanto and Darmanto, Darmanto (2021) ANALISIS PENGARUH LAJU KOROSI TERHADAP HASIL PENGELASAN SMAW DENGAN BERBAGAI MEDIA PENDINGIN. Skripsi thesis, Universitas Wahid Hasyim.
Ilham, Fakhrudin and S.M Bondan, Respati and Helmy, Purwanto (2021) PENGARUH FRAKSI VOLUME TERHADAP KEKUATAN TARIK KOMPOSIT DENGAN PENGUAT BENANG KATUN DAN MATRIK LIMBAH HIGH DENSITY POLYETHYLENE (HDPE). Skripsi thesis, Universitas Wahid Hasyim.
Danny, Achmad Nugroho and S.M Bondan, Respati and Helmy, Purwanto (2021) PENGARUH PENAMBAHAN ARANG TEMPURUNG KELAPA DAN TANAH LIAT PADA KERAMIK BERPORI BERBASIS ZEOLIT ALAM TERHADAP SIFAT FISIK MAMPU ALIR DAN KEMURNIAN AIR. Skripsi thesis, Universitas Wahid Hasyim.
Dergo, Nurhadi and Helmy, Purwanto and M Dzulfikar, Dzulfikar (2021) PENGARUH SUHU INJECTION MOULDING UNTUK MEMPEROLEH MINIMUM SINK MARKS PADA MATERIAL LIMBAH PLASTIK ACRYLONITRILE BUTADIENE STYRENE (ABS). Skripsi thesis, Universitas Wahid Hasyim.
Alfian, Rahmanda Salim and Helmy, Purwanto and M Dzulfikar, Dzulfikar (2021) PENGARUH VARIASI SUHU COMPRESSION MOULDING TERHADAP STRUKTUR MAKRO DAN KEKUATAN TARIK PADA BAHAN CAMPURAN PLASTIK POLYPROPYLENE DAN. Skripsi thesis, Universitas Wahid Hasyim.
Agung, Budi Arto and Helmy, Purwanto and M Dzulfikar, Dzulfikar (2021) PERLAKUAN PANAS DENGAN PEMANAS INDUKSI UNTUK PENGERASAN PERMUKAAN PADA RODA GIGI. Skripsi thesis, Universitas Wahid Hasyim.
Achmad, Jayuli and Helmy, Purwanto and M Dzulfikar, Dzulfikar (2021) PERLAKUAN PANAS DENGAN PEMANAS INDUKSI UNTUK PENGERASAN PERMUKAAN PADA RODA GIGI DENGAN MEDIA QUENCHING OIL. Skripsi thesis, Universitas Wahid Hasyim.
Nuryanto, Nuryanto and Helmy, Purwanto and Imam, Syafa'at (2020) ANALISIS PENGARUH SUHU DAN WAKTU PENAHANAN PROSES TEMPERING TERHADAP KEKERASAN STAINLESS STEEL DIN 4021 SEBAGAI MATERIAL PRODUK ALAT KESHATAN. Skripsi thesis, Universitas Wahid Hasyim.
Yusuf, Musthafa and Helmy, Purwanto and Darmanto, Darmanto (2020) ANALISIS PENGARUH SUHU TEMPERING PADA BAJA S50C HASIL PENGERASAN PERMUKAAN TERHADAP STRUKTUR MIKRO DAN SIFAT MEKANIK. Skripsi thesis, Universitas Wahid Hasyim.
Rikko, Setyawan and Helmy, Purwanto and M Dzulfikar, Dzulfikar (2020) ANALISIS UJI KEAUSAN OGOSHI PADA BUCKET TEETH EXCAVATOR DENGAN PROSES HEAT TREATMEN MENGGUNAKAN MESIN INDUKSI. Skripsi thesis, Universitas Wahid Hasyim.
M Asif, Maghfur and Sri Mulyo, Bondan Respati and Helmy, Purwanto (2020) PENGARUH FRAKSI VOLUME TERHADAP KEKUATAN TARIK KOMPOSIT DENGAN PENGUAT SERAT LIMBAH KARUNG GONY (SERAT JUTE) DAN MATRIK LIMBAH LOW DENSITY POLYETHYLENE (LDPE). Skripsi thesis, Universitas Wahid Hasyim.
Mohammad, Zainul Anwar and Sri Mulyo, Bondan Respati and Helmy, Purwanto (2020) PENGARUH FRAKSI VOLUME TERHADAP KEKUATAN TARIK KOMPOSIT DENGAN PENGUAT SERAT LIMBAH TALI TAMBANG (SERAT JUTE) DAN MATRIK LIMBAH HIGH DENSITY POLYETHYLENE (HDPE). Skripsi thesis, Universitas Wahid Hasyim.
Richi Setyo, Irawan and Helmy, Purwanto and Sri Mulyo, Bondan Respati (2020) PENGARUH PERBANDINGAN CAMPURAN THINNER CAT STOVING TERHADAP DAYA REKAT DAN TINGKAT KEKILAPAN PADA PELAT MILD STEEL. Skripsi thesis, Universitas Wahid Hasyim.
Zaenal, Abidin and Helmy, Purwanto and Sri Mulyo, Bondan Respati (2020) PENGARUH VOLTASE DAN WAKTU PADA HARDCHROME ELECTROPLATING TERHADAP LAJU KOROSI DAN KEKERASAN PERMUKAAN PADA BAJA KARBON RENDAH. Skripsi thesis, Universitas Wahid Hasyim.
Istadul, Qori and Helmy, Purwanto and M Dzulfikar, Dzulfikar (2019) ANALISIS FISIK DAN MEKANIK PADA SAMBUNGAN LAS GESEK TEMBAGA DAN ALUMUNIUM MENGGUNAKAN VARIASI TEKANAN. Skripsi thesis, Universitas Wahid Hasyim.
Bagus, Nuryanto and Helmy, Purwanto and M Dzulfikar, Dzulfikar (2019) ANALISIS PENGARUH SUHU AUSTENISASI DAN MEDIA PENDINGIN TERHADAP STRUKTUR MIKRO DAN SIFAT MEKANIK PADA PROSES PENGERASAN PERMUKAAN BAJA S45C MENGGUNAKAN PEMANAS INDUKSI. Skripsi thesis, Universitas Wahid Hasyim.
Muhammad Yusuf, Zaqiya Putra and Helmy, Purwanto and M Dzulfikar, Dzulfikar (2019) ANALISIS PENGARUH SUHU AUTENISASI DAN MEDIA PENDINGIN TERHADAP STRUKTUR MIKRO DAN SIFAT MEKANIK PADA PROSES PENGERASAN PERMUKAAN BAJA S50C MENGGUNAKAN PEMANAS INDUKSI. Skripsi thesis, Universitas Wahid Hasyim.
M Far i, Zakiyya and Helmy, Purwanto and M Dzulfikar, Dzulfikar (2019) ANALISIS SIFAT FISIK DAN MEKANIK PADA SAMBUNGAN LAS GESEK DENGAN VARIASI SUDUT CHAMFER PADA MATERIAL ALUMINIUM. Skripsi thesis, Universitas Wahid Hasyim.
Andika, Dwi Putra and Helmy, Purwanto and Imam, Syafa'at (2019) ANALISIS SIFAT FISIK DAN MEKANIK PADA SAMBUNGAN LAS GESEK DUA JENIS MATERIAL ALUMUNIUM DAN TEMBAGA DENGAN VARIASI PUTARAN. Skripsi thesis, Universitas Wahid Hasyim.
Maghfud, Sri Waluyo and Helmy, Purwanto and M Dzulfikar, Dzulfikar (2019) PENGARUH TEKANAN TERHADAP SIFAT FISIK DAN MEKANIK PADA SAMBUNGAN LAS GESEK ALUMUNIUM BERBEDA DIAMETER. Skripsi thesis, Universitas Wahid Hasyim.
Indra, Setiawan and Helmy, Purwanto and M Dzulfikar, Dzulfikar (2019) PENGARUH VARIASI TEMPERATUR INJECTION MOLDING TERHADAP STRUKTUR MAKRO DAN KEKUATAN TARIK PADA MATERIAL LIMBAH PLASTIK POLYPROPILENE (PP). Skripsi thesis, Universitas Wahid Hasyim.
Helmy, Purwanto 16Nr_Perr_Interface Structure in Friction Welded. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_JI_1_MM_Capilary. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_JI_2_ JESTR_Effect of Soft-Hard. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_JI_3_eejet_Energy Absorber. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_JI_4_AMSE_Modeling Study. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_JI_5_PPME_The influence of single and double steel. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_JI_6_MM_Effect of Presure. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_JI_7_eejet_An Analysis Coil. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_JI_8_MESI_Tensile Strength and Density. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_JI_9_MM_Effect of Deep Cryogenic. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_JN_1_Effect of Tempering LAS-dikompresi. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_JN_2_Pengaruh Variasi temperatur tuang-dikompresi. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_JN_3_Interface Structure. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_Pros_1_The Effect of Tempering Temperature. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_Pros_2_Residual Velocity and Kinetic. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_Pros_3_Ballistic Limit Simulation. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto EB_Pros_4_The Effect of Austenization. Universitas Wahid Hasyim Semarang.
Nur, Kholis and Helmy, Purwanto and Gilar, Pandu Annanto and Mohammad, Alfian Eki Jatmiko The Effect of Tool Rotation on Structure and Mechanical Properties. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Jurnal Int_1_Capillary-velocity-of-natural-zeolite-porous-ceramic-in-different-sintering-temperatures. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Jurnal Int_2_Effect of soft-hard plate and rubber sandwich against on 5.56 mm deformable projectile. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Jurnal Int_3_Energy absorbers on the steel plate - Rubber laminate after deformable projectile impact. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Jurnal Int_4_Modelling study of flue gas flow pattern with pressure, amount and shape variation catalytic converter. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Jurnal Int_5_The Influence of Single and Double Steel Plate Hardness on Fracture Behavior after Ballistic Impact. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Jurnal Int_6_Effects-of-pressure-in-continuous-drive-friction-welding-on-aisi-304-and-a36. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Jurnal Int_7_An analysis of coil dimensions on induction heating machine against microstructure. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Jurnal Int_8_Tensile Strength and Density Evaluation of Composites from Waste Cotton Fabrics. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Jurnal Int_9_the-effect-of-deep-cryogenic-on-tensile-strength-and-impact-toughness. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Jurnal Nas_1_The effect of tempering temperature in las. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Jurnal Nas_2_Pengaruh Variasi Temperatur Tuang. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Jurnal Nas_3_Interface Structure in Friction Welded Joints. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Korespondensi_JI_2_Effect of soft-hard plate and rubber sandwich against on 5.56 mm deformable projectile. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Korespondensi_JI_3_Energy absorbers on the steel plate - Rubber laminate after deformable projectile impact. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Korespondensi_JI_5_The influence of single and double steel plate hardness on fracture behavior after ballistic impact. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Korespondensi_JI_6_Effects of Pressure In Continuous Drive Friction Welding on AISI 304 and A36. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Korespondensi_JI_7_An analysis of coil dimensions on induction heating machine against microstructure. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Korespondensi_JI_9_The Effect Of Deep Cryogenic On Tensile Strength And Impact Toughness In Quench Tempered. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Korespondensi_JN_3_Interface Structure in Friction Welded Joints between Stainless Steel 304. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Korespondensi_P_1_The Effect of Tempering Temperature on Medium Carbon Steel. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Korespondensi_P_2_Residual velocity and kinetic energy of the ballistic simulations test. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Korespondensi_P_3_Ballistic limit simulation on commercial medium carbon steel plate. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Korespondensi_P_4_The Effect of Austenization Temperature in Surface Hardening. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Peer_JN_3_Interface Structure in Friction Welded Join. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per JI_01_Capilarity velocity. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per JI_02_Effect of soft-hard. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per JI_03_Energi absorbers. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per JI_04_Modeling study. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per JI_05_The influence. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per JI_06_Effect of pressure. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per JI_07_An analisis of coil. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per JI_08_Tensile strength and density. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per JI_09_The effect of deep cryogenic. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per JNas_01_Effect of temperetur las (SMAW). Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per JNas_02_Pengaruh temperatur tuang. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per_Pros_01_The effect of tempering temperature. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per_Pros_02_Residual velocity. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per_Pros_03_Ballistic limit simulation. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Per_Pros_04_The effect of austenization. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Prosiding_1_The Effect of Tempering Temperature on Medium Carbon Steel Plate. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Prosiding_2_Residual velocity and kinetic energy of the ballistic simulations test. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Prosiding_3_Ballistic limit simulation on commercial medium carbon steel. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Prosiding_4_The Effect of Austenization Temperature in Surface Hardening. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin JI_1_Capillary velocity of natural zeolite porous ceramic in different sintering temperatures. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin JI_2_Effect of soft-hard plate and rubber sandwich against on 5.56 mm deformable projectile. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin JI_3_Energy absorbers on the steel plate - Rubber laminate after deformable projectile impact. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin JI_4_Modelling study of flue gas flow pattern with pressure, amount and shape variation catalytic converter. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin JI_5_The Influence of Single and Double Steel Plate Hardness on Fracture Behavior after Ballistic Impact. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin JI_6_EFFECTS OF PRESSURE IN CONTINUOUS DRIVE FRICTION WELDING ON AISI 304 AND A36. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin JI_7_An analysis of coil dimensions on induction heating machine against microstructures. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin JI_8_Tensile Strength and Density Evaluation of Composites from Waste Cotton Fabrics. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin JI_9_THE EFFECT OF DEEP CRYOGENIC ON TENSILE STRENGTH AND IMPACT. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin_JN_1_The effect of tempering temperature in las. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin_JN_2_Pengaruh Variasi Temperatur Tuang. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin_JN_3_Interface Structure in Friction Welded Joints. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin_P_1_The Effect of Tempering Temperature on Medium Carbon Steel Plate of Surface. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin_P_2_Residual velocity and kinetic energy of the ballistic simulations test. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin_P_3_Ballistic limit simulation on commercial medium carbon steel. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto Turnitin_P_4_The Effect of Austenization Temperature in Surface Hardening. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto rev_Korespondensi_JI_2_Effect of soft-hard plate and rubber. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto rev_Korespondensi_JI_3_Energy absorbers on the steel plate. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto rev_Korespondensi_JI_6_Effects of Pressure In Continuous Drive Friction Welding. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto rev_Korespondensi_JI_7_An analysis of coil dimensions on induction heating. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto rev_Korespondensi_JI_9_The Effect Of Deep Cryogenic On Tensile. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto z SERTIFIKAT BIS ASE. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto z SERTIFIKAT ICIASTECH. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto z SERTIFIKAT ISAIME. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto z Sertifikat ICOMERA 2020. Universitas Wahid Hasyim Semarang.
Helmy, Purwanto z_Corespondensi Effect of Electrode Diameter and Current on Dissimilar Metal Welding (Stainless Steel - Galvanized Steel) in Bus Body Construction_ Microstructure and Properties Evaluation. Universitas Wahid Hasyim Semarang.
