KP 866PT. PERUSAHAAN GAS NEGARA (Persero) TbkLAPORAN HASIL PENGUKURAN PER TITIKIndirect and Direct Assessment Jalur Pipa Area Tangerang, Cilegon, Bekasi, Palembang, Jakarta, Bogor, Karawang dan CirebonWilayah: BekasiDiameter Pipa: 12 inchJalur: Pipa 12" Inspeksi Kalimalang - Kawsan MM2100 (Bonded Area)Kedalaman: 155 cmLokasi: KP 866Koordinat: S :06 17.182E : 107 04.441VISUAL REPORT (CORROSION/GOUGE/DEFECT MEASUREMENT)Scetch Of Corrosion/Gouge/Defect Position :Keterangan :Coating DefectTHICKNESS MEASUREMENT REPORTRemarkTitik PointPoint of Measurement, in mm0o90o180o270oMinimumA9.639.79.659.759.63B9.669.639.699.70C9.659.659.639.69SPOT POTENTIAL MEASUREMENTP/S(-mv)Remarks-1.011TERPROTEKSIRESISTIVITY TANAHJarak PinTahananFaktorResistivity TanahKeasamanRemarksaR2 a2 a RPH(cm)(ohm)(cm)(Ohm-cm)1008.776285507.566.2KOROSITIVITAS RENDAHHOLIDAY TESTRemarkEquipment:KV Setting : 9.2VisualHoliday Test Resultwrapping lama rusakACCPT Gaka IndoinSpectionPerusahaan Gas Negara(Indra Jaya)(.)NIPG

Pipa GasPipa Gas090180270

KP1341PT. PERUSAHAAN GAS NEGARA (Persero) TbkLAPORAN HASIL PENGUKURAN PER TITIKIndirect and Direct Assessment Jalur Pipa Area Tangerang, Cilegon, Bekasi, Palembang, Jakarta, Bogor, Karawang dan CirebonWilayah: BekasiDiameter Pipa: 12 inchJalur: Pipa 12" Inspeksi Kalimalang - Kawsan MM2100 (Bonded Area)Kedalaman: 193 cmLokasi: KP 1341Koordinat: S :06 17.630E : 107 08.511VISUAL REPORT (CORROSION/GOUGE/DEFECT MEASUREMENT)Scetch Of Corrosion/Gouge/Defect Position :Keterangan :Coating DefectTHICKNESS MEASUREMENT REPORTRemarkTitik PointPoint of Measurement, in mm0o90o180o270oMinimumA9.599.69.659.639.59B9.669.709.659.59C9.599.639.659.59SPOT POTENTIAL MEASUREMENTP/S(-mv)Remarks-1,062TERPROTEKSIRESISTIVITY TANAHJarak PinTahananFaktorResistivity TanahKeasamanRemarksaR2 a2 a RPH(cm)(ohm)(cm)(Ohm-cm)10011.86287410.46.2KOROSITIVITAS RENDAHHOLIDAY TESTRemarkEquipment:KV Setting : 9.2VisualHoliday Test Resultwrapping lama rusakACCPT Gaka IndoinSpectionPerusahaan Gas Negara(Indra Jaya)(.)NIPG

Pipa GasPipa Gas180 cm090180270

KP214PT. PERUSAHAAN GAS NEGARA (Persero) TbkLAPORAN HASIL PENGUKURAN PER TITIKIndirect and Direct Assessment Jalur Pipa Area Tangerang, Cilegon, Bekasi, Palembang, Jakarta, Bogor, Karawang dan CirebonWilayah: BekasiDiameter Pipa: 6 inchJalur: Pipa 6" PT.Langgeng Baja Pratama - PT.YasunliKedalaman: 65 cmLokasi: KP 214Koordinat: S :06 18.422E : 107 05.277VISUAL REPORT (CORROSION/GOUGE/DEFECT MEASUREMENT)Scetch Of Corrosion/Gouge/Defect Position :Keterangan :Coating DefectTHICKNESS MEASUREMENT REPORTRemarkTitik PointPoint of Measurement, in mm0o90o180o270oMinimumA7.027.17.157.097.02B7.057.027.157.12C7.057.157.027.05SPOT POTENTIAL MEASUREMENTP/S(-mv)Remarks-1,053TERPROTEKSIRESISTIVITY TANAHJarak PinTahananFaktorResistivity TanahKeasamanRemarksaR2 a2 a RPH(cm)(ohm)(cm)(Ohm-cm)1002.876281802.367,2KOROSITIVITAS TINGGIHOLIDAY TESTRemarkEquipment:KV Setting : 9.2VisualHoliday Test Resultwrapping lama rusakACCPT Gaka IndoinSpectionPerusahaan Gas Negara(Indra Jaya)(.)NIPG

Pipa GasPipa Gas180 cm090180270

KP291PT. PERUSAHAAN GAS NEGARA (Persero) TbkLAPORAN HASIL PENGUKURAN PER TITIKIndirect and Direct Assessment Jalur Pipa Area Tangerang, Cilegon, Bekasi, Palembang, Jakarta, Bogor, Karawang dan CirebonWilayah: BekasiDiameter Pipa: 6 inchJalur: Pipa 6" PT.Langgeng Baja Pratama - PT.YasunliKedalaman: 68 cmLokasi: KP 291Koordinat: S :06 18.403E : 107 05.312VISUAL REPORT (CORROSION/GOUGE/DEFECT MEASUREMENT)Scetch Of Corrosion/Gouge/Defect Position :Keterangan :Coating DefectTHICKNESS MEASUREMENT REPORTRemarkTitik PointPoint of Measurement, in mm0o90o180o270oMinimumA7.037.17.157.097.03B7.147.037.157.12C7.037.157.177.05SPOT POTENTIAL MEASUREMENTP/S(-mv)Remarks-1,034TERPROTEKSIRESISTIVITY TANAHJarak PinTahananFaktorResistivity TanahKeasamanRemarksaR2 a2 a RPH(cm)(ohm)(cm)(Ohm-cm)1004.686282939.047KOROSITIVITAS SEDANGHOLIDAY TESTRemarkEquipment:KV Setting : 9.2VisualHoliday Test Resultwrapping lama rusakACCPT Gaka IndoinSpectionPerusahaan Gas Negara(Indra Jaya)(.)NIPG

Pipa GasPipa Gas180 cm090180270

KP 719PT. PERUSAHAAN GAS NEGARA (Persero) TbkLAPORAN HASIL PENGUKURAN PER TITIKIndirect and Direct Assessment Jalur Pipa Area Tangerang, Cilegon, Bekasi, Palembang, Jakarta, Bogor, Karawang dan CirebonWilayah: BekasiDiameter Pipa: 6 inchJalur: Pipa 6" PT.Langgeng Baja Pratama - PT.YasunliKedalaman: 115 cmLokasi: KP 719Koordinat: S :06 18.513E : 107 05.412VISUAL REPORT (CORROSION/GOUGE/DEFECT MEASUREMENT)Scetch Of Corrosion/Gouge/Defect Position :Keterangan :Coating DefectTHICKNESS MEASUREMENT REPORTRemarkTitik PointPoint of Measurement, in mm0o90o180o270oMinimumA6.967.17.157.096.96B7.147.036.967.12C7.037.156.967.05SPOT POTENTIAL MEASUREMENTP/S(-mv)Remarks-1,027TERPROTEKSIRESISTIVITY TANAHJarak PinTahananFaktorResistivity TanahKeasamanRemarksaR2 a2 a RPH(cm)(ohm)(cm)(Ohm-cm)1004.686282939.047KOROSITIVITAS SEDANGHOLIDAY TESTRemarkEquipment:KV Setting : 9.2VisualHoliday Test Resultwrapping lama rusakACCPT Gaka IndoinSpectionPerusahaan Gas Negara(Indra Jaya)(.)NIPG

Pipa GasPipa Gas090180270

KP1140PT. PERUSAHAAN GAS NEGARA (Persero) TbkLAPORAN HASIL PENGUKURAN PER TITIKIndirect and Direct Assessment Jalur Pipa Area Tangerang, Cilegon, Bekasi, Palembang, Jakarta, Bogor, Karawang dan CirebonWilayahBekasiDiameter Pipa: 6 inchJalur: Pipa 6" Samping PT Langgeng Baja Pratama - PT.YasunliKedalaman: 115 cmLokasi: KP 1140Koordinat: S :06 18.307E : 107 05.676VISUAL REPORT (CORROSION/GOUGE/DEFECT MEASUREMENT)Scetch Of Corrosion/Gouge/Defect Position :Keterangan :Coating DefectTHICKNESS MEASUREMENT REPORTRemarkTitik PointPoint of Measurement, in mm0o90o180o270oMinimumA6.956.916.946.936.91B7.107.106.956.91C6.916.957.056.99SPOT POTENTIAL MEASUREMENTP/S(-mv)Remarks-1,065TERPROTEKSIRESISTIVITY TANAHJarak PinTahananFaktorResistivity TanahKeasamanRemarksaR2 a2 a RPH(cm)(ohm)(cm)(Ohm-cm)1005.796283636.127KOROSITIVITAS SEDANGHOLIDAY TESTRemarkEquipment:KV Setting : 9.2VisualHoliday Test Resultwrapping lama rusakACCPT Gaka IndoinSpectionPerusahaan Gas Negara(Indra Jaya)(.)NIPG

Pipa GasPipa Gas180 cm090180270

KP 656PT. PERUSAHAAN GAS NEGARA (Persero) TbkLAPORAN HASIL PENGUKURAN PER TITIKIndirect and Direct Assessment Jalur Pipa Area Tangerang, Cilegon, Bekasi, Palembang, Jakarta, Bogor, Karawang dan CirebonWilayah: BekasiDiameter Pipa: 12 inchJalur: Pipa 6" Inspeksi Depan PT. LG - PT. EmblemKedalaman: 112 cmLokasi: KP 656Koordinat: S :06 16.986E : 107 04.241VISUAL REPORT (CORROSION/GOUGE/DEFECT MEASUREMENT)Scetch Of Corrosion/Gouge/Defect Position :Keterangan :Coating DefectTHICKNESS MEASUREMENT REPORTRemarkTitik PointPoint of Measurement, in mm0o90o180o270oMinimumA6.636.396.656.756.39B6.396.636.396.70C6.656.656.396.69SPOT POTENTIAL MEASUREMENTP/S(-mv)Remarks-1.044TERPROTEKSIRESISTIVITY TANAHJarak PinTahananFaktorResistivity TanahKeasamanRemarksaR2 a2 a RPH(cm)(ohm)(cm)(Ohm-cm)10011.86287410.46KOROSITIVITAS RENDAHHOLIDAY TESTRemarkEquipment:KV Setting : 9.2VisualHoliday Test Resultwrapping lama rusakACCPT Gaka IndoinSpectionPerusahaan Gas Negara(Indra Jaya)(.)NIPG

Pipa GasPipa Gas090180270

KP 398PT. PERUSAHAAN GAS NEGARA (Persero) TbkLAPORAN HASIL PENGUKURAN PER TITIKIndirect and Direct Assessment Jalur Pipa Area Tangerang, Cilegon, Bekasi, Palembang, Jakarta, Bogor, Karawang dan CirebonWilayahBekasiDiameter Pipa: 12 inchJalur: Pipa 12" Hankook 1Kedalaman: 128 cmLokasi: KP 398Koordinat: S :06 21.581E : 107 09.554VISUAL REPORT (CORROSION/GOUGE/DEFECT MEASUREMENT)Scetch Of Corrosion/Gouge/Defect Position :Keterangan :Coating DefectTHICKNESS MEASUREMENT REPORTRemarkTitik PointPoint of Measurement, in mm0o90o180o270oMinimumA10.1810.210.510.2510.18B10.1910.2410.310.19C10.2310.2510.2410.18SPOT POTENTIAL MEASUREMENTP/S(-mv)Remarks-1,507TERPROTEKSIRESISTIVITY TANAHJarak PinTahananFaktorResistivity TanahKeasamanRemarksaR2 a2 a RPH(cm)(ohm)(cm)(Ohm-cm)1000.49628307.725.4KOROSITIVITAS SANGAT TINGGIHOLIDAY TESTRemarkEquipment:KV Setting : 9.2VisualHoliday Test Resultwrapping lama rusakACCPT Gaka IndoinSpectionPerusahaan Gas Negara(Indra Jaya)(.)NIPG

Pipa GasPipa Gas180 cm090180270

MinI. DATAKP / Lokasi Test:4200mInternal Design Gage P (Pi):600psigNominal Pipe Diameter:4Outside Diameter (D):4.5in =114.3mmNominal Thickness (to):6.02mm =0.237007874inchesMin Actual Thickness (ta) atau (t):1.42mm =0.0559055118inchesThickness loss:76%Material Spec:API 5LApplicable allowable Stres value (S):18000Instalation Date (Timeo):2002Inspection Date (Time):2015II. CalculationA. Maximum Allowable Operating Pressure (P)=2.00xSxt=2.00x18000x1.42=447.244094psigD114.3=30.844BargB. Thickness Required (tr)=PixD=600x114.3=68580=1.905mm2.00xS2.00x1800036000.00=0.075inC. Corrosion Rate=to-ta=6.02-1.42=4.6=0.354mm/thTimeo-Time2015-200213.00D. Remainning Life=ta-tr=1.42-1.905=-0.485=-1TahunCr0.35380.3538EXAMINED BYREVIEWED BYAPPROVAL BYAwab NabawiIwan AgusM. ErwinsyahASNT UT LEVEL IICorrosion EngineerSupt.Maintenance & ConstructionDate : 12 Januari 2015Date : 12 Januari 2015Date : 13 Januari 2015

PERHITUNGAN MAOP, TR, CR DAN RL

KP 437PT. PERUSAHAAN GAS NEGARA (Persero) TbkLAPORAN HASIL PENGUKURAN PER TITIKIndirect and Direct Assessment Jalur Pipa Area Tangerang, Cilegon, Bekasi, Palembang, Jakarta, Bogor, Karawang dan CirebonWilayahBekasiDiameter Pipa: 6 inchJalur: Pipa 6" Samping PT Langgeng Baja Pratama - PT.YasunliKedalaman: 115 cmLokasi: KP 437Koordinat: S :06 21.579E : 107 09.520VISUAL REPORT (CORROSION/GOUGE/DEFECT MEASUREMENT)Scetch Of Corrosion/Gouge/Defect Position :Keterangan :Coating DefectTHICKNESS MEASUREMENT REPORTRemarkTitik PointPoint of Measurement, in mm0o90o180o270oMinimumA10.1810.1310.1510.2510.13B10.1910.2410.310.19C10.310.1310.2410.13SPOT POTENTIAL MEASUREMENTP/S(-mv)Remarks-1,454TERPROTEKSIRESISTIVITY TANAHJarak PinTahananFaktorResistivity TanahKeasamanRemarksaR2 a2 a RPH(cm)(ohm)(cm)(Ohm-cm)1000.58628364.247KOROSITIVITAS SANGAT TINGGIHOLIDAY TESTRemarkEquipment:KV Setting : 9.2VisualHoliday Test Resultwrapping lama rusakACCPT Gaka IndoinSpectionPerusahaan Gas Negara(Indra Jaya)(.)NIPG

Pipa GasPipa Gas180 cm090180270