Hull fitter

A hull fitter for assembling metal structures must know: - name and purpose of plumbing and measuring tools and devices and their use; - methods of refilling plumbing tools; - techniques for performing simple and medium-complexity metalwork operations and the process of assembling simple and medium-complexity metal structures; - devices and operating rules for lifting and transport devices, working and control instruments and devices; - technological process, methods and techniques for assembling, adjusting, checking and straightening metal structures; - a system of tolerances, fits and their designation on the drawings; - properties, brands and range of materials and pipes used; - methods of connecting parts for welding; - rules and types of marking of assembled units; - methods of marking places for installation of basic parts and assemblies of metal structures; - structural design of devices used during assembly; - methods of sharpening metalwork tools; - state standards for the materials used; - requirements for the work performed; - rules for working with a gas cutter and electric welding machine; - sequence and methods of assembly on assembly racks and on conductors-copiers; - assortment and grades of steel; - technical specifications for the assembly of complex metal structures; - qualities and roughness parameters; - the effect of heating metals (during welding) on their deformation; - symbols of welds; - methods of alignment of complex steel structures; - installation rules and arrangement of lifting mechanisms and devices; - methods for straightening complex metal structures in devices using templates and according to drawings; - design and rules for setting up manual pneumatic machines; - basics of labor legislation; - internal labor regulations; - rules of sanitary and personal hygiene; - rules and regulations of labor protection, safety and fire protection; - rules for using personal protective equipment; - requirements for the quality of work (services) performed; - requirements for the rational organization of labor in the workplace; - types of defects and ways to prevent and eliminate them; - production alarm. Types of work A hull fitter for assembling metal structures performs the following types of work: 3.1. Cylindrical tanks and vessels operating under pressure up to 30 MPa (up to 300 kgf/sq. cm) - assembly and hydraulic testing. 3.2. Parts made of sheet and strip steel - marking according to a template, editing. 3.3. Sheet steel parts - bending. 3.4. Parts made of high-quality steel of all profiles with a thickness of up to and over 6 mm - cutting, chopping. 3.5. Various parts - filing of free sizes, cutting at angles, drilling according to markings. 3.6. Small-sized casings - assembly. 3.7. Caps, lids, brushes, vessels, funnels, boxes, cabinets of all sizes - preparation, straightening and assembly of parts for welding. 3.8. Sheet and profile metal - drilling, cutting with guillotine and press shears, joining for welding. 3.9. Strip and twisted metal - bending and cleaning after gas cutting. 3.10. Butt plates, stiffeners, temporary bolts - installation. 3.11. Supports and frames for devices - assembly. 3.12. Gaskets of simple and complex configurations made of sheet steel, cardboard, asbestos, clinoherite, rubber - cutting and cutting according to markings manually. 3.13. Staples made of material of different sections - flexible in the device. 3.14. Welded racks - assembled for welding. 3.15. Belt conveyors - assembly of metal structures. 3.16. Pipe fittings with flanges - assembly. 3.17. Metal cabinets and shelves - assembly. 3.18. Low pressure devices with detachable connections - assembly. 3.19. Oil tanks - manufacturing and assembly. 3.20. I-beams for monorails - assembly. 3.21. Baths of rolling equipment and oil gearboxes, pouring ladles of various capacities - assembly for welding. 3.22. Manifold insulation - manufacturing and assembly of parts. 3.23. Plate and overhead conveyors - assembly of metal structures. 3.24. Door and window frames and metal doors with a rigid frame - assembly. 3.25. Counterweight housings are assembled for welding. 3.26. Stairs, platforms, purlins, bunker walls, decking, metal railings made of pipes and tees, brake sheets, fences, sliding supports, gratings - assembly. 3.27. Cylindrical and conical shells made of sheet metal - bending. 3.28. Settling tanks, measuring tanks, collection tanks - assembly. 3.29. Foundation slabs - assembly. 3.30. Louvre grilles, decking for openings, rod racks for fastening conductors, conductors for anchor bolts - assembly. 3.31. I-section rods - assembly of metal structures. 3.32. Trusses - assembly according to the copier. 3.33. A-shaped trusses for excavators - assembly of individual units. 3.34. Tanks of T-bar, box-shaped and lattice sections for load-bearing metal structures - assembly. 3.35. Mixer bands - assembly. 3.36. Mixing drums with internal spirals - assembly. 3.37. Cell shafts of disk vacuum filters made of high-alloy steel - assembly. 3.38. Auger screws - assembly. 3.39. Drilling derricks - assembly of individual parts of metal structures. 3.40. Gas tanks, air collectors and water separators - assembly. 3.41. Gas pipelines - assembly. 3.42. Turbine casing frames - assembly. 3.43. Frames and casings of industrial ovens and dryers - assembly. 3.44. Protective casings - assembly, installation. 3.45. Pipeline load-bearing bridge structures - assembly. 3.46. Conductors, copiers for farms - assembly. 3.47. Evaporator and condensate housings are assembled with spherical bottoms and fittings for welding. 3.48. Cranes with a lifting capacity of up to 100 tons - assembly of structures and individual components. 3.49. Monorails - assembly. 3.50. Lattice supports - assembly. 3.51. Welded dimensional tanks - assembly. 3.52. Ties and spacers - assembly. 3.53. Sections of nozzles of drying drums - assembly. 3.54. Crossbars - assembled for welding. 3.55. Half-timbering - assembly of purlins and elements. 3.56. Refrigerators and inclined machines of blast furnaces - manufacturing and assembly. 3.57. Cabinets and drawers (waterproof) - assembly. 3.58. Electric blowers and turbo blowers - assembly. 3.59. Elements of radio towers, power line supports - assembly. 3.60. Elevators, smoke exhausters