Process Lines

Process linesWith over 30 years of experience, AF, LLC is well suited to meet the varied needs of customers in the metals processing industry.

AF, LLC has worked extensively on the many different types of processing lines. This list summarizes these lines and illustrates the wide range of product variations in the market with which AF, LLC has experience designing, building, and commissioning.

Continuous Galvanizing – CGL

  • Products – CS, EDDS, DDS, DS, FS, HSLA, DP, SS, TRIP, HF, BH, DR
  • Coatings – GI, GA
  • Vertical – Automotive, 400,000-1,200,000 TPY
  • Horizontal – Construction/Appliance, 60,000 – 500,000 TPY
  • Strip Transport, Roll Contours, Tracking & Tension Control
  • On & Offline Thermal Modeling entry seal through quench
  • Atmospheres – Standard HNx, High Hydrogen, Wet Nitrogen
  • Induction, Radiant Tube, Direct Fired Heating

Continuous Annealing – CAL

  • Products – CS, EDDS, DDS, DS, FS, HSLA, DP, SS, TRIP, HF, BH, DR
  • Vertical – Automotive, 400,000-1,200,000 TPY
  • Strip Transport, Roll Contours, Tracking & Tension Control
  • On & Offline Thermal Modeling entry seal through quench
  • Atmospheres – Standard HNx, High Hydrogen, Wet Nitrogen
  • Induction, Radiant Tube, Direct Fired Heating

Bright Annealing– BAL

  • Products – Stainless, Brass, Copper, Titanium, Special Alloys
  • Atmospheres – Standard HNx, High Hydrogen, Argon,
  • Electric Moly Elements, Electric SiC w/ muffle, Gas Fired w/muffle

Anneal & Pickle – APL

  • Products – Hot/Cold Rolled Stainless
  • Horizontal – Construction/Appliance, 60,000 – 500,000 TPY
  • Tension Control
  • Multi Media Quenching, Air Quenching
  • Direct Fired, Non-Fired Radiant Preheat, Central Recuperation

OCTG Pipe Quench & Temper, Normalize

  • Tubing & Casing per API 5ct
  • Austenitizing/Normalizing – Direct Fired Radiant to 2,100˚F
  • High Temperature Walking Beam or Drag Chain
  • Quenching – OD/ID
  • Tempering – Direct Fired Convection or Radiant to 1,450˚F
  • Central Recuperated Hot or Cold air combustion systems
  • Positive placement material handling equipment

Plate Quench & Temper, Normalize

  • Carbon and Stainless Hot Rolled Plates
  • Austenitizing/Normalizing – Direct Fired Radiant to 2,100˚F
  • High Temperature Roller Hearth or Walking Beam
  • Quenching – Roller Pressure or Platen
  • Tempering – Direct Fired Convection or Radiant to 1,450˚F
  • Self Recuperated Hot or Cold air combustion systems
  • SiC Radiant Tubes with Protective HNx Atmosphere

Powdered Metal Annealing, Sintering

Specialty Products, Heat Treating