inspeksi pengelasan
DESCRIPTION
Cara membuat WPS dan PQRTRANSCRIPT
Victor Rizal FilosofiImam Khoirul Rohmat
Material (QW-403) Base Metal A 53 Pipe P-No. 1 Group No. 1 Diameter pipa 6,5” tebal 1/3”
Filler Metal (QW-404) Spec. No SFA-5.1 AWS No. E7016 LB Diameter 2,6 dan 3,2
Posisi Pengelasan (QW-405) 1 G pipa
Joint Design (QW-402) V Grove
Speed Rate Root = 2 mm/dtk
Pas = 2,2 mm/dtk Capping = 2 mm/dtk
Arus Root = 60Ampere Pas = 80 Ampere Capping = 90 Ampere
Vissual
X-Ray
Dimensi Las (Welding Gauge) Root tertinggi = 4 mm Root Terendah = 0 mm Capping Tertinggi= 3 mm Capping Terendah = 1,5 mm Lebar Capping = 10mm Cacat Under Cut IP Akar terlalu tinggi
Screen Lead = Front n’ back Thick = 0.125 mm
Film Manufacturer = Kodak Type = AA 100 Dimension = 4 x 10 inch
Sumber Radiasi Tegangan 190 KV Time 1 menit 2 detik
Technique Exposure = Single Wall Viewing = Single Image Min. SFD = 80, 8 mm Ac. SFD = 600 mm
IQI Wire Side – B no.7 Placement = Film Side
Marker Placement Film Side
Range of Density Acceptable2 – 4
Density Dark = 3,8 IQI = 3,4 Bright = 1,75
Defect Incomplete Penetration Incomplate Fussion Undercut Slag inclution
04/08/23 9
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