A hull fitter for assembling metal structures must know:
\n– name and purpose of plumbing and measuring tools and devices and their use;
\n– methods of refilling plumbing tools;
\n– techniques for performing simple and medium-complexity metalwork operations and the process of assembling simple and medium-complexity metal structures;
\n– devices and operating rules for lifting and transport devices, working and control instruments and devices;
\n– technological process, methods and techniques for assembling, adjusting, checking and straightening metal structures;
\n– a system of tolerances, fits and their designation on the drawings;
\n– properties, brands and range of materials and pipes used;
\n– methods of connecting parts for welding;
\n– rules and types of marking of assembled units;
\n– methods of marking places for installation of basic parts and assemblies of metal structures;
\n– structural design of devices used during assembly;
\n– methods of sharpening metalwork tools;
\n– state standards for the materials used;
\n– requirements for the work performed;
\n– rules for working with a gas cutter and electric welding machine;
\n– sequence and methods of assembly on assembly racks and on conductors-copiers;
\n– assortment and grades of steel;
\n– technical specifications for the assembly of complex metal structures;
\n– qualities and roughness parameters;
\n– the effect of heating metals (during welding) on their deformation;
\n– symbols of welds;
\n– methods of alignment of complex steel structures;
\n– installation rules and arrangement of lifting mechanisms and devices;
\n– methods for straightening complex metal structures in devices using templates and according to drawings;
\n– design and rules for setting up manual pneumatic machines;
\n– basics of labor legislation;
\n– internal labor regulations;
\n– rules of sanitary and personal hygiene;
\n– rules and regulations of labor protection, safety and fire protection;
\n– rules for using personal protective equipment;
\n– requirements for the quality of work (services) performed;
\n– requirements for the rational organization of labor in the workplace;
\n– types of defects and ways to prevent and eliminate them;
\n– production alarm.
\nTypes of work
\nA hull fitter for assembling metal structures performs the following types of work:
\n3.1. Cylindrical tanks and vessels operating under pressure up to 30 MPa (up to 300 kgf\/sq. cm) – assembly and hydraulic testing.
\n3.2. Parts made of sheet and strip steel – marking according to a template, editing.
\n3.3. Sheet steel parts – bending.
\n3.4. Parts made of high-quality steel of all profiles with a thickness of up to and over 6 mm – cutting, chopping.
\n3.5. Various parts – filing of free sizes, cutting at angles, drilling according to markings.
\n3.6. Small-sized casings – assembly.
\n3.7. Caps, lids, brushes, vessels, funnels, boxes, cabinets of all sizes – preparation, straightening and assembly of parts for welding.
\n3.8. Sheet and profile metal – drilling, cutting with guillotine and press shears, joining for welding.
\n3.9. Strip and twisted metal – bending and cleaning after gas cutting.
\n3.10. Butt plates, stiffeners, temporary bolts – installation.
\n3.11. Supports and frames for devices – assembly.
\n3.12. Gaskets of simple and complex configurations made of sheet steel, cardboard, asbestos, clinoherite, rubber – cutting and cutting according to markings manually.
\n3.13. Staples made of material of different sections – flexible in the device.
\n3.14. Welded racks – assembled for welding.
\n3.15. Belt conveyors – assembly of metal structures.
\n3.16. Pipe fittings with flanges – assembly.
\n3.17. Metal cabinets and shelves – assembly.
\n3.18. Low pressure devices with detachable connections – assembly.
\n3.19. Oil tanks – manufacturing and assembly.
\n3.20. I-beams for monorails – assembly.
\n3.21. Baths of rolling equipment and oil gearboxes, pouring ladles of various capacities – assembly for welding.
\n3.22. Manifold insulation – manufacturing and assembly of parts.
\n3.23. Plate and overhead conveyors – assembly of metal structures.
\n3.24. Door and window frames and metal doors with a rigid frame – assembly.
\n3.25. Counterweight housings are assembled for welding.
\n3.26. Stairs, platforms, purlins, bunker walls, decking, metal railings made of pipes and tees, brake sheets, fences, sliding supports, gratings – assembly.
\n3.27. Cylindrical and conical shells made of sheet metal – bending.
\n3.28. Settling tanks, measuring tanks, collection tanks – assembly.
\n3.29. Foundation slabs – assembly.
\n3.30. Louvre grilles, decking for openings, rod racks for fastening conductors, conductors for anchor bolts – assembly.
\n3.31. I-section rods – assembly of metal structures.
\n3.32. Trusses – assembly according to the copier.
\n3.33. A-shaped trusses for excavators – assembly of individual units.
\n3.34. Tanks of T-bar, box-shaped and lattice sections for load-bearing metal structures – assembly.
\n3.35. Mixer bands – assembly.
\n3.36. Mixing drums with internal spirals – assembly.
\n3.37. Cell shafts of disk vacuum filters made of high-alloy steel – assembly.
\n3.38. Auger screws – assembly.
\n3.39. Drilling derricks – assembly of individual parts of metal structures.
\n3.40. Gas tanks, air collectors and water separators – assembly.
\n3.41. Gas pipelines – assembly.
\n3.42. Turbine casing frames – assembly.
\n3.43. Frames and casings of industrial ovens and dryers – assembly.
\n3.44. Protective casings – assembly, installation.
\n3.45. Pipeline load-bearing bridge structures – assembly.
\n3.46. Conductors, copiers for farms – assembly.
\n3.47. Evaporator and condensate housings are assembled with spherical bottoms and fittings for welding.
\n3.48. Cranes with a lifting capacity of up to 100 tons – assembly of structures and individual components.
\n3.49. Monorails – assembly.
\n3.50. Lattice supports – assembly.
\n3.51. Welded dimensional tanks – assembly.
\n3.52. Ties and spacers – assembly.
\n3.53. Sections of nozzles of drying drums – assembly.
\n3.54. Crossbars – assembled for welding.
\n3.55. Half-timbering – assembly of purlins and elements.
\n3.56. Refrigerators and inclined machines of blast furnaces – manufacturing and assembly.
\n3.57. Cabinets and drawers (waterproof) – assembly.
\n3.58. Electric blowers and turbo blowers – assembly.
\n3.59. Elements of radio towers, power line supports – assembly.
\n3.60. Elevators, smoke exhausters
\n<\/p>\n