Welding Capabilities
The Steelform welding department internally develops and qualifies its operational procedures to ensure structural integrity and joint quality in accordance with the highest international standards. Welding qualifications comply with ASME Section IX, AWS D1.1 & D1.6, and UNI EN ISO 15614-XX, and are customised to meet the client’s specific requirements.
Upon request, we carry out advanced testing, including Disbonding Tests, Corrosion Tests, and Step Cooling, ensuring compliance with the most demanding performance standards in high-severity industrial sectors.
Components
Welding Processes and Non-Destructive Testing
Steelform is equipped with specialist machinery and qualified personnel to perform a wide range of manual and automated welding processes, suitable for both standard and high-performance alloys.
Available welding processes:
GTAW (Gas Tungsten Arc Welding) – manual and automatic
SMAW (Shielded Metal Arc Welding)
SAW (Submerged Arc Welding)
GMAW (Gas Metal Arc Welding) – semi-automatic and automatic
PAW (Plasma Arc Welding) – automatic
Non-Destructive Testing (NDT):
Visual Testing (VT)
Liquid Penetrant Testing (PT)
Ultrasonic Testing (UT)
Magnetic Particle Testing (MT)
Radiographic Testing (RT)
Positive Material Identification (PMI)
Materials welded:
Carbon steels: S355, S275, P355, P275, SA516-GR.70
Alloy and low-alloy steels: SA387-GR.11 / GR.22 / GR.22V, SA182-F92
Nickel alloys: Inconel 600 / 601 / 625 / 602CA
Copper alloys: CuNi 90/10
Stainless steels: 304L, 310, 316L, 317, 321, 347
Duplex and Super Duplex steels: UNS S2205, UNS S32750
Special grades: ULTRA 254 SMO, 310 MoLN UREA GRADE, SAFUREX (urea), DP3 (urea)
Pure nickel: Ni-200
Titanium: Grade 1 / Grade 2 / Grade 7
All activities are performed in full compliance with international standards and client specifications, ensuring high quality, full traceability, and structural reliability of all welded joints.
Cladding
Steelform has extensive expertise in cladding processes, designed to apply wear- and corrosion-resistant overlays on components operating in severe environments. Claddings are applied using manual, semi-automatic, or mechanisedtechniques depending on the geometry and technical specifications of the part.
Key technical parameters
Curved surfaces:
From I.D. 318 mm to I.D. 850 mm (mechanised)
From I.D. 50 mm (manual or semi-automatic)
Nozzles, pipes, and forgings:
Internal diameters from I.D. 23 mm to I.D. 1500 mm
Maximum length up to 2000 mm
These surface treatments are engineered to provide long-term protection and structural integrity, in line with the client’s operational and environmental requirements.
Oil & Gas
For over 20 years, Steelform has been a strategic partner to major pressure vessel manufacturers in the Oil & Gas industry, supplying critical stainless steel components for high-performance systems operating under extreme conditions.
Key supplies:
Inlet Diffusers and Outlet Collectors
Perforated Plates
Wedge Wire Screens
Catalyst Support Grids
Liquid Distributor Trays
Stainless Steel Beams
Pressure Vessel Components
All products are manufactured according to client specifications, in full compliance with international regulations and with complete traceability of materials and processes.
Energy
In the last five years, Steelform has become a recognised partner in the production of specialised components for hydro power generation. We manufacture structural and functional parts in stainless steel and special alloys, developed from technical drawings and aligned with mechanical, hydraulic, and regulatory requirements for the energy sector.
Chemical
For over a decade, Steelform has been a qualified supplier to leading manufacturers of pressure vessels for chemical processing plants. We produce precision-engineered components in special alloys designed to meet the strictest mechanical and chemical resistance standards.
Main products:
Ferules (Inconel 601 / 602CA)
Bayonets
Ammonia Baskets
Gas Tubes (SAFUREX)
Gas Distributor Rings (310MoLN and DP3)
NH₃ Seal Plates (310MoLN and DP3)
Liquid Distributors (310MoLN and DP3)
Baffles (310MoLN and DP3)
Spargers (SAFUREX)
Reformer Tubes (Inconel N06025, N08811, N06690, Manaurite XMR, 321H)
All components are produced with high dimensional precision, in full compliance with tolerances and performance requirements for aggressive and corrosive environments.
Marine
With over 30 years of experience, Steelform is a qualified supplier to FINCANTIERI and a reliable partner in the construction of components for the shipbuilding industry, developed to strict technical and regulatory standards.
Main supplies:
Sea water strainers in carbon steel and copper alloys
Drainage scuppers in carbon steel and AISI 316L stainless steel
Piping systems for various onboard installations (potable water, engine rooms, scrubber systems, and others), manufactured in:
Carbon steel
AISI 316L stainless steel
Duplex 2205
Copper-nickel alloys 90/10
SMO 254
Steelform supplies EN 10204 3.2-certified components in compliance with the major naval classification societies, including RINA, Lloyd’s Register, DNV, and Bureau Veritas, ensuring full material traceability and technical compliance.
Structural Components
Steelform produces structural and architectural components with high-quality finishes and visual impact, essential in projects where design and functionality must coexist. We collaborate with architects and general contractors to develop custom-built elements for architectural applications.
Main solutions:
Stainless steel handrails
Skylight support structures
Rainwater gutters
Bespoke elements for lobbies and high-visibility environments
Each component is engineered according to design specifications, with premium finishes and fully customisable machining processes.
