– Preparing guidelines for welding procedure (WPS) required for is all projects connection plans provided in structure workshop project
– Tests PQR (if necessary) and record the results and issue corresponding PQR
– Oversee the selection and hiring of welders; holding examinations to determined welder’s qualification for according project requirements and provide training for welders and issuance a certification afterwards.
– Inspection of raw materials
– Control of raw materials and base metals, including, steel, sections, or structural profiles (eg …. H, I, U, L,) and bolts
– Investigate the morphology of thickness, size and the piece appearance in the accpects of the absence of mechanical damage
– Evaluation the surface of components for corrosion and distortion
– Control of raw materials (electrodes) of welding procedures
– Match raw materials purchased for welding
– Investigation and control of the electrodes and their packaging.
– Verify the integrity of the electrode coating and no mechanical damage and cracks on the coating surface or metal filler
– Reviewing and controlling dandruff or absence of moisture or any kind ofcontaminants on the electrode surface or metals filler
– Control the retention and storage of electrodes and Fylrmtalha
– control proper and optimal use of raw materials in accordance with their specifications
– control MARKING operation and Mark all Components in advance to be traceable
– Prepare and applicate forms required for visual inspection (VT)
– Visual inspection (VT) to assess the shape and texture of 100% of the welds during construction and installation stage; report according to the 228 Journal (National regulation of welding) and other welding non-destructive tests to be of welds in accordance with AWS.D1.1 regulations and standards
– Monitoring of various welding processes including:
– Monitoring and control assembly before welding, including cleaning the required area for welding and observing and respecting Chamfers and circuit matching schematics and technical specifications, and WPS
– The weld surveillance in optimal condition during foul weather
– Monitoring of preheating parts if necessary
– Supervision on after heating the part of post weld, if necessary
– Monitoring and controlling on weld surface cleaning after welding at every stage and interpass
– Dimensional control
– Preparation and application of needed forms in all stages of construction operation associated with the and dimensional control and type parts
– Control the mesuring oprations and measurements for cutting materials, etc.
– Verticality control, error control on the center line, offset towards the wing and جان, being square, curvature control in the case of transverse welds, intervals control to compensate for traction tractions
– control after welding operations, control possible error occur in bridges X flange and X columns
– control cutting and plot making oprations
– Mark and sizing control for hole drilling operations
– Hole drilling operations control
– Control procedures of chamfer grinding and Chamfer of sheet edges according to the technical specifications
– Control the various stages of assembly operations (more complex parts) in the more complete and mor comlex stages
– Control FIT-UP oprations and observe the joints designs to be in compliance with estimated accorded to WPS
– Control the straightenning oprations and cooprate with constructor teams to determine locations considered fo straightning, if needed
– The final dimensional control of parts and issuing dimensional confirmation forms
– Non-destructive testing in accordance with regulation terms of structural welding (Issue 228)
– UT ultrasonic testing of butt welds and groove fillet wels BUTT WELD to make sure that the complete chamfer of penetration welds are estimated
– Penetrant testing of square fillet welds which are not chamfered
– Monitor the process of repairing and correcting the defected welds, if needed
– Control the patrs colouring and thickness measurement oprations
– Investigation and control of raw materials (colors to be match with contract technical spification and standard and also usage time, production date, the conditionand and quality of the packaging
– Control the equipments and verify their function, and also the accuracy of water and oil filters in the aspect of the air dryness used in color compresors
– Control slice preparation for staining in the aspect of the part’s surface being free from dusts and grease
– Control color prepration procedure in the aspect of color spectrum, quality and diluting it
– Control of paint stains and approval of layer(s) and performe thicknes and adhesion tests
– Visual inspection of welding during installation
– Control mounted screws using a torque meter in accordance with standars