Victor Rizal Filosofi Imam 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 Pas Capping Arus Root Pas Capping

= 2 mm/dtk = 2,2 mm/dtk = 2 mm/dtk = 60 Ampere = 80 Ampere = 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 = 10 mm Cacat Under Cut IP Akar terlalu tinggi

ScreenLead = Front n back Thick = 0.125 mm

FilmManufacturer = Kodak Type = AA 100 Dimension = 4 x 10 inch

Sumber RadiasiTegangan 190 KV Time 1 menit 2 detik

TechniqueExposure Viewing Min. SFD Ac. SFD

= = = =

Single Wall Single Image 80, 8 mm 600 mm

IQIWire Side B no.7 Placement = Film Side

Marker Placement

Film Side

Range of Density Acceptable 24 DensityDark = 3,8 IQI = 3,4 Bright = 1,75

DefectIncomplete Penetration Incomplate Fussion Undercut Slag inclution

ANY QUESTIONS

05/19/10

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