CAPABILITIES

Synchronous manufacturing at Bar Technologies

Synchronous manufacturing at Bar Technologies produces precision ground bar and tubing to customer specifications, ready to go into production. It provides the chemistry specified, with full mill certification. Detailed SPC Documentation of size control is available on request.

We produce a full range of sizes of steel bar and tubing, in both English and metric measurements. Customers can order quality finished bars for any stage of their manufacturing process. We will supply bars that are precision turned; precision turned and straightened; precision turned, straightened and ground. We also provide bars that have been induction hardened, chrome plated or machined. Ask your service representatives about the many productivity-enhancing capabilities Bar Technologies has to offer your company.

Tolerances

Size Tolerance for Cold-Finished Carbon Steel Bars, Cold Drawn or Turned and Polished

All tolerances are in inches and are minus rounds - Cold Drawn (to 4 in.) or Turned and Polished

To 1-1/2, incl 0.002 0.003 0.004 0.005
Over 1-1/2 to 2-1/2, incl 0.003 0.004 0.005 0.006
Over 2-1/2 to 4, incl 0.004 0.005 0.006 0.007
Over 4 to 6, incl 0.005 0.006 0.007 0.008

Size, in.
A - Maximum of carbon range 0.28% or less B - Maximum of carbon range over 0.28% to 0.55% C - Maximum of carbon range to 0.55%, incl, stress relieved or annealed after cold finishing D - Maximum of carbon range over 0.55% or all grades quenched and tempered or normalized and tempered before cold finishing.

This table includes tolerances for bars that have been, spheroidize annealed, normalized, normalized and tempered, or quenched and tempered before cold finishing. This table does not included tolerances for bars that are annealed, spheroidize annealed, normalized, normalized and tempered, or quenched and tempered after cold finishing; the producer should be consulted for tolerances for such bars.

Size Tolerances for Cold Finished Round Bars, Cold Drawn, Ground and Polished or Turned, Ground and Polished

To 1-1/2, incl To 1-1/2, ind 0.001
Over 1-1/2 to 2-1/2, incl Over 1-1/2 to 2-1/2, exd 0.0015
Over 2-1/2 to 4, incl 2-1/2 to 2-1/2, incl 0.002
Over 4 to 6, incl Over 3 to 4, ind 0.003
Over 4 to 6, ind 0.004*

* For non resulfurized steels (steels specified to maximum sulphur limits under 0.08%), or for thermally, the tolerance is increased by 0.001 in.

Our skilled and dedicated people are committed to providing a level of service and quality never before available from any producer. Call to see how our service representatives and management team work to meet your toughest requirements.

STEEL CHEMISTRY
AND STRENGTH:

To your requirements

STRAGHTNESS:
0.003"/ ft or better FOB factory.

SURFACE:
MICROFINISH (25 RA or better)

ROUNDESS:
1/2 the diametrical tolerance

BAR TECHNOLOGIES, LLC:
501 Fluid Power Drive
Geneva, IL 60134
630-208-7000 - Phone
630-208-7035 - Fax

DIAMETERS:
1/2 to 6 inches

LENDTHS:
up to 24 feet

SHIPPING TERMS:
6,000 lb minimum.
Straightness FOB factory.*

A variety of packaging is available to meet customer needs. Talk to your service representative for terms.

*Straightness is perishable in shipping.

Size Tolerances for Cold Finished Round Bars, Cold Drawn, Ground and Polished or Turned, Ground and Polished

All tolerances are in inches and are minus rounds - Cold Drawn (to 4 in.) or Turned and Polished

To 1-1/2, incl 0.002 0.003 0.004 0.005
Cut Lengths:
To 1-1/2, incl 0.003 0.004 0.005 0.006
Over 1-1/2 to 2-1/2, incl 0.004 0.005 0.006 0.007
Over 2-1/2 to 4, incl 0.005 0.006 0.007 0.008
Over 4 to 6, incl 0.006 0.007 0.008 0.009

Size, in.
A - Maximum of carbon range 0.28% or less B - Maximum of carbon range over 0.28% to 0.55% C - Maximum of carbon range to 0.55%, incl, stress relieved or annealed after cold finishing D - Maximum of carbon range over O 55% with or without stress relieving or annealing ofter cold finishing. Also, all carbons, quenched and tempered (heat treated), or normalized and tempered, before cold finishing

Size Tolerances for Cold Finished Round Bars, Cold Drawn, Ground and Polished or Turned, Ground and Polished

Cold Drawn, Ground & Polished

Turned, Ground and Polished

All Carbons with or
Without thermal treatment
before Cold Drawing

Not Heat
Treated
All Carb.

Heat*
Treated
All Carb.

To 1-1/2, incl 0.001 0.001
Over 1-1/2 to 2-1/2, incl Over 1-1/2 to 2-1/2, exd 0.0015
Over 2-1/2 to 4, incl 2-1/2 to 2-1/2, incl 0.002
Over 4 to 6, incl Over 3 to 4, ind 0.003
Over 4 to 6, ind 0.004*

* Applies to quench and tempered (heat treated). Normalized and tempered, or any similar double treatment prior to turning.

pipe 1
pipe 2