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A519

Both hot-finished and cold-finished seamless mechanical tubing up to 12.75” outside diameter is a staple for Omega Steel. Be sure to specify your exact finished dimensions, and/or chemical requirements to your Omega Steel sales representative so that we may quote you in the most economical manner possible.

Common Uses:

- Mechanical components
- Hydraulic systems

 

Contact us for more information:

Email Skip Palazzolo   |   314.595.5020

Product Spec Guide:

  C Mn Ph(max) S(max) Si Cr Mo
1018 0.15-0.20 0.6-0.9 0.04 0.05 .    
1020 0.18-0.23 0.3-0.6 0.04 0.05      
1026 0.22-0.28 0.6-.09 0.04 0.05      
4130 0.28-.033 0.4-0.6 0.04 0.04 0.15-0.35 0.8-1.1 0.15-0.25
4140 0.38-0.43 0.75-1.0 0.04 0.04 0.15-0.35 0.8-1.1 0.15-0.25

OD Tolerance

OD Tolerance for Hot Finished

Up to 2.99" +/- .02"
3" – 4.499" +/- .025"
4.5" – 5.999" +/- .031"
6" – 7.499" +/- .037"
7.5" – 8.999" +/- .045"
9" – 10.75" +/- .50"

* (Information on our most common grades are listed below. Contact your Omega Steel sales representative for details on unlisted grades.)

Minimum Yield/Tensile

Minimum Yield: 35,500 PSI
Minimum Tensile: 60,200 PSI

 

Wall Thickness Tolerance for Hot Finished(+/- % of OD):

Up to 2.999" 12.5% for walls under 15% of the OD
10% for walls over 15% of the OD
3" – 5.999" 10% for walls under 15% of the OD
7.5% for walls over 15% of the OD
6" – 10.75" 10%

* OD tolerances are not applicable to normalized and tempered or quenched and tempered conditions.
Wall thickness tolerances may not be applicable to walls .199" and less