ARVOS Manufacturing

Custom Manufacturing Solutions

ARVOS Manufacturing is an integral part of LJUNGSTRÖM.

ARVOS Manufacturing is committed to deliver value-added products, services and solutions to meet their customers’ requirements.

Experts in Heavy Fabrication and Machining

LJUNGSTRÖM has +95 years of experience in handling heavy fabrication, welding and heavy fabrication machining. 

Some of LJUNGSTRÖM’s experience includes:

  • Coal pulverizers & related components
  • Rotary regenerative heat exchangers
  • Compressor & pressure vessel components
  • Centrifugal fans (LJUNGSTRÖM was once a James Howden licensee for centrifugal fans)
  • Miscellaneous parts for the power, primary metals, hydrocarbon processing, petrochemical, utility and industrial boiler markets
  • Custom manufactured parts and assemblies
  • Windboxes, SOFAs, Dampers, Nozzle Tips and firing system components
  • Blades, buckets, trash racks and metal expansion joints
  • Rail and transport components, assemblies and fixtures

ISO 9001 Certification since 2004

Please check out LJUNGSTRÖM's facility and capabilities.

Welding
Capabilities

Welding Methods

  • Gas Tungsten Arc (GTAW)
  • Gas Metal Arc (GMAW)
  • Shielded Metal Arc (Stick – SMAW)
  • Submerged Arc (SAW)
  • Flux Cored Arc (FCAW)
  • Electroslag (ESW)
  • Spot welding (up to ¼” thick)
  • Cold Overspray Process (Eutectic)
  • Robotic Welding

Welding Qualifications

  • AWS D1.1
  • ASME Section IX
  • ASME Section I – power boilers – “S” stamp
  • ASME VIII – pressure vessels – “U” stamp
  • CWI, weld engineer, materials engineer on staff
  • National Board – “R” stamp

Welding Capabilities

  • Weld positioner (up to 120,000 lbs)
  • Weld manipulator (up to 30 ft high x 16 ft reach)
  • Weld manipulator with turning rolls: 40 ton set

Working Materials

  • Carbon steels
  • Stainless steels
  • Aluminum alloys
  • Nickel alloys
  • Copper alloys
  • Wear resistant plate 

Handling

  • 100 Ton lifting capacity in the shop
  •  Cranes: 4 x 50 ton, 2 x 25 ton, 3 x 10 ton
  • Yard mobile cranes: 1 x 35 ton, 1 x 25 ton

HEAVY FABRICATING Machining Capabilities

Horizontal Floor Mills - accuracy to 0.001"

  • CNC & Manual
  • 5 axis CNC with Universal head
  • 20 ft x 40 ft travel

Horizontal Table Mills - accuracy to 0.0005"

  • CNC & Manual
  • 3  to 13½ ft Rotary Tables (100 ton max. capacity)
  •  Up to 6″ bar

Radial Drills - accuracy to 0.002"

  • Up to 12 ft radial arm

Deep Hole Drill - accuracy to 0.002"

  • ¾” to 2½” diameter
  • to 100″ deep

Surface Grinder - accuracy to 0.0005"

  • 48″ diameter

Planer Type Mills - Accuracy to 0.001"

  • Table  8 ft x 21 ft
  • Work piece maximum 7 ft high
  • Right Angle/Universal Heads
  • Boring Capability up to 30″

Engine Lathes - accuracy to 0.0002"

  • CNC – up to 50″ swing x 14 ft long with Live Spindle tooling
  • Manual – up to 84″ swing x 24 ft long 

CNC Vertical Boring Mill - accuracy to 0.001"

  • Swings of 76″, 84″, 96″ & 248″ with Live Spindles tooling

CNC Vertical Machining Center - accuracy to 0.0005"

  • Table 40″ x 80″
  • Work piece maximum 36″ high

Key Seater

  • 3″ wide at 96″ diameter

Prefab
Capabilities

Plate Rolls

  • Up to 1½” thick x 12 ft wide

Angle Rolls

  • up to 6″ x 6″ x ⁷⁄₈” angle

Coil Slitting

  • up to 18 ga x 48″ wide x 22,000 lbs.
  • 63″ maximum diameter

Coil Cut to Length Line

  • Coil 6 ga. to ¼” thick
  • up to 22″ wide

Shears

  • up to ½” x 16 ft

Robotic Welding

  • 6 axis with 60″ reach
  • 60″ diameter turntable

Saw

  • up to 18″ high & 18″wide

Press Brakes

  • CNC & Manual
  • up to 1000 ton x 16 ft

Burning Machines

  • CNC Multi-Torch Plasma/Oxy-Fuel
  • Oxy-Fuel: up to 5″ thick
  • Plasma: up to 1½ “ thick
  • Table size: 22 ft x 50 ft
  • CNC Laser Cutter: up to 1″ thick x 60″ x 120″ carbon steel

Transportation

  • Railroad spur on premises
  • Easy access to interstate highways
  • Partners with local freight carrier capable of over dimension loads in excess of 100 ton

Miscellaneous

302,000 sq. ft. office & shop facility

Custom manufacturing since 1923

ISO 14001 certification since 2013

Tool & Die manufacturing capabilities

On Time Delivery Performance

  • Exceeds 99.9%

Safety

LJUNGSTRÖM has a robust safety  program this is fully supported by all levels of their business

Stress relieving Furnace

  • 15 ft wide x 12 ft high x 28 ft deep
  • up to 1900°F
  •  80 ton

Paint Booth

  • up to 60 ft

Abrasive Cleaning

  • Manual (steel grit) – 18 ft wide x 14 ft 8 in high x 30 ft long
  •  Automatic (steel & stainless steel grit) – 5 ft diameter x 7 ft 6 in high

Quality Assurance & Non-Destructive Testing

  • Positive material identification (PMI)
  • Level 3 inspectors
  • Radiography examination (outsourced)
  • Ultrasonic examination
  • Liquid penetrant examination
  • Leak testing
  • Magnetic particle examination

Extensive inventory of plate and structural shapes ready to meet customers' quick turnaround needs.

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