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Call Us Today!
(740) 872-6100
(888) 280-9370
Call Us Today!
(888) 280-9370

Products

We stock hard to find and oddball material. Whether you haven’t found what you need elsewhere or are looking for the first time, call Knowlton Industrial Steel Supply, Inc. We have a motto

NO JOB IS TOO BIG OR TOO SMALL...WE WANT TO BE YOUR STEEL COMPANY!
STEEL STRUCTURALS - Grades ASTM A36, ASTM A992/ A572
Structural Steel

Structural Steel

  • ANGLE
    • Bar Size
    • Structural
  • BEAMS
    • Standard I
    • Junior
    • Wide Flange /H
  • CHANNEL
    • Bar Size
    • Ship & Car
    • Structural
  • HALF ROUNDS
  • TEES
Bar Stock

Bar Stock

BAR STOCK
  • COLD FINISH – CARBON STEEL BAR
    • Grades include 1018 CF, 1045 CF, 1045 CF TGP, 1144 SP, 12L14 CF, 1215 CF
      • Flats
      • Hexagon
      • Rounds
      • Squares
  • HOT ROLLED – CARBON STEEL BAR
    • Grades include A36, 1018 HR, and 1045 HR
      • Flats
      • Rounds
      • Squares
  • ALLOY BAR
    • Grades includes 4140 HR Ann, 4140 CF Ann, 41L40, 4140 CF HT, 4140 HR HT, 4150 EG&P
      • Flats
      • Rounds
      • Squares
  • CHROME PLATED CARBON STEEL BAR
      • Rounds
  • TOOL STEEL BAR
      • Flats
      • Rounds
Pipes & Tubing

Pipes & Tubing

PIPE & TUBING
  • PIPE – CARBON STEEL
    • Pressure Tested Pipe (ASTM A5)
    • T & C Pressure Tested Pipe
    • Structural Pipe (ASTM 500)
  • TUBE
    • Square Tubing
    • Rectangular Tubing
    • Round Hydraulic Tubing
      • Seamless
    • Round Mechanical Tubing
      • CDS – Cold Drawn Seamless
      • DOM – Drawn Over Mandrel
      • ERW – Electric Resistance Welde
Plates

Plates

SHEET & PLATE
  • SHEET
    • Hot Rolled Sheet
    • Cold Finished Sheet
    • Aluminized Sheet
    • Galvanized Sheet
  • PLATE
    • A 36
    • 1010
    • 1020
    • A 514 (T-1)
Sheets

Sheets

    • A 516 Grade 70
    • A 571 Grade 50
    • A 588 Cor-Ten
    • AR 235
    • AR 400 – AR 400 F
    • AR 500
    • DOMEX 100 F
  • FLOOR PLATE – DECK PLATE
SPECIALITY GRATING & HOLE PRODUCTS
  • BAR GRATING – Smooth & Serrated
  • EXPANDED METAL SHEET - Standard & Flattened
  • GRIP STRUT
  • PERFORATED METAL
  • TREAD GRIP LADDER RUNGS
  • TRACTION TREAD
  • WIRE CLOTH - Woven & Welded
SPECIALTY CONCRETE PRODUCTS
  • ANCHOR BOLTS AND WEJ-IT ANCHOR
  • ADJUSTABLE PIPE COLUMNS
  • B-DECKING
  • CONCRETE REINFORCING MESH (MATS)
  • REBAR – REINFORCING ROD
THREADED ROD – ALL THREAD
  • Grades include Low Carbon, Zinc, B-7 and Stainless Steel
    • Coarse Thread
    • Fine Thread
    • ACME Thread
PIPE FITTINGS – THREADED, WELDED & SOCKET WELD
  • Schedule 40 and Schedule 80
  • Steel, Galvanized, Stainless & Aluminum
    • 45’s
    • 90’s
    • T’s
    • Couplers
    • Nipples
    • Reducers
BOLTS, NUTS AND WASHERS
  • Grades include Zinc, Grade 5, Grade 8 and Stainless Steel
    • Coarse Thread
    • Fine Thread
    • ACME Thread
 IN ADDITION TO OUR HUGE STEEL INVENTORY, WE ALSO HAVE IN STOCK:

ALUMINUM
Angle
Beams
Channel
Expanded Metal
Flat Bar
Hexagon
Round Bar
Square Bar
Plate
Sheet
Pipe
Tubing:
     - Round
     - Square
     - Rectangle

BRASS
Flat Bar
Hexagon
Round Bar
Square Bar

BRONZE
Tubing

COPPER
Flat Bar
Round Bar

CAST IRON
Round Bar

STAINLESS STEEL
Angle
Channel
Expanded Metal
Flat Bar
Hexagon
Round Bar
Square Bar
Plate
Sheet
Pipe
Tubing:
     - Round
     - Square
     - Rectangle

SPECIALTY ACCESSORIES – THIS IS A MUST SEE WALL- YOU’LL BE IMPRESSED!

CHAIN – GRADE 70
CASTOR WHEELS
U BOLTS
D-RINGS
EYE BOLTS
EYE NUTS
FLANGES
BULLET HINGES
CONTINUOUS HINGE
HOOKS
LIFTING STRAPS
MAGNETS (3 SIZES)
PINTAL HITCHES
RATCHET STRAPS
RATCHET BINDERS
TRAILER BALL & HITCHES
TRAILER FENDERS

SNAPPER PINS
SPUD BARS
CROW BARS
YOKE ENDS
CUT OFF WHEELS
FLAP DISC
GRINDING WHEELS
CHOP SAW BLADES
GRINDING PLUGS
GRINDING STONES
BEAD BRUSHES
KNOT BRUSHES
RADIUS MARKER
PLATE BUGS
LIFTING EYES
TROLLEYS
PIPE WRAPS

HOUGEN MAG DRILLS
DRILL BITS
DRILL BIT SETS
HOLE BITS
SLUGGER BITS
PUNCH BITS
REAMERS
COUNTERSINK BITS
WORK GLOVES
LIGHT BOXES
SAFETY GLASSES
FACE SHIELDS
WELDING HELMETS
LENS
WELDING ROD & WIRE
FUN COLORFUL WELDING CAPS
ELECTRIC CORDS

This is just a small sampling…
Accessories
Accessories
Welding Supplies
Welding Supplies
Welding Caps
Welding Caps
Welding Helmets / Griding Discs
Welding Helmets / Griding Discs