Engineering Data Manual - Independence Tube - …

1 Experience a World of PossibilitiesEngineering data ManualINDEPENDENCE TUBE CORPORATION founded in 1972, is a leading manufacturer of square, rectangular and round structural steel tubing. Independence Tube produces structural steel tubing from prime steel on the most advanced tube mill equipment in the industry. High frequency welding techniques assure the ultimate in weld integrity. Structural steel tubing s ease of fabrication, high strength and pleasing appearance make it a First Choice material. Potential applications are as unlimited as the designer s Tube began in a 53,000 square foot facility located on the southwest side of Chicago.

2 Today, we operate two Divisions in Illinois (Chicago and Marseilles) and our third manufacturing facility (opened in August of 2006) in Decatur, Alabama. Combined operations comprise over million square feet under roof and over 70 acres of TUBE produces steel tubing to ASTM A500, ASTM A252 and ASTM offered are:ROUNDS " OD x .109" wall through 16" OD x .625" wallSQUARES 2" SQ x .109" wall through 12" SQ x .625" wallRECTANGLES 2 " x 1 " x .125" wall through 16" x 8" x .625" wallVALUE ADDED SERVICES offered flash removal HSLA grades Domex In house band saw cuttingPickled and oiled Weld on the short side Special tolerances Mitre cuttingROLLING SCHEDULE With a yearly published on-time rolling schedule second to none in the industry, you can manage your inventory more closely, knowing that material will be ready when promised.

3 Independence Tube also offers Vendor Managed Inventory (VMI), Electronic data Interchange (EDI) and bar coding; all of which have become very important services in the management of inventory and / The next time you are on-line, please take a moment to visit our new web site. There you will find our Company history and product information downloads. In addition, is our 24/7 on-line Customer Secure Portal which will allow you to view inventory, place orders and inquiries, release loads and view and download open order reports and test TUBE is an active member of the American Institute of Steel Construction (AISC) and the Metals Service Center Institute (MSCI), the Farm Equipment Manufacturers Association (FEMA), the Pile Driving Contractors Association (PDCA) and the National Association of Pipe Distributors (NASPD)

4 And its products can be purchased at steel service centers across North West 74th StreetChicago, IL 60638800 376 6000 FAX 708 563 , ILDECATUR, ALMARSEILLES, IL1 Call your Account Representative for floor stock availability or go on-line at ASTM A500 All Independence Tube structural tubing is produced in accordance with the mechanical and chemical property requirements of ASTM A500, Grades B & ERW Round, Square and Rectangular Structural Steel Tubing in Grades B And CompositionGrade BGrade CCarbon, max % , max % , max % , max % , when copper steel is specified, min % Properties - ShapesGrade BGrade CTensile Strength, min psi58,00062,000 Yield Strength, min psi46,00050,000 Elongation in 2" min23%*21%**.

5 180" wall and over**.120" wall and overMechanical Properties -RoundsGrade BGrade CTensile Strength, min psi58,00062,000 Yield Strength, min psi42,00046,000 Elongation in 2" min23%*21%**.180" wall and over**.120" wall and overOutside Dimension Tolerances for Square and Rectangle Structural TubingLargest Outside Dimension (in)Plus/minus*2 " and " to 3 " " to 5 " " and over1%* Tolerance includes allowance for convexity or concavity. For rectangular tubing having a ratio of outside large to small flat dimension less than , and for square tubing, the tolerance on small flat dimension shall be identical to the large flat dimen-sion tolerance.

6 For rectangular tubing having a ratio of outside large to small flat dimension in the range of to inclusive, the tolerance on small flat dimension shall be times the large flat dimension tolerance. For rectangular tubing having a ratio of outside large to small flat dimension greater than , the toler-ance on small flat dimension shall be times the permissible variations in large flat :Straightness: .025" times the number of ft of total lengthSquareness of sides: Deviation from 90 by 2% maxRadius of Corners: The radius of any outside corner shall not exceed times the specified wall Thickness: 10% of nominal wall thickness, as measured at the center of the Outside Large Flat DimensionMaximum twist in 3 feetOver 1 " to 2 " "Over 2 " to 4" "Over 4" to 6" "Over 6" to 8" "Over 8" "Permissible Variations in Twist for Square and Rectangular Structural Tubing2 Independence Tube produces squares from 2" SQ x.

7 125" wall through 12" SQ x .625" wall to ASTM :2" SQ through 6" SQWalls from .125" to .375"MARSEILLES:2" SQ through 10" SQ Walls from .125" to .625"DECATUR:2 " SQ through 12" SQ Walls from .188" to .625"In-house band saw cutting removal available on some sizes contact your Independence Tube Sales Representative for information presented in this publication has been prepared in accordance with recognized Engineering principles and is for general information only. While it is believed to be accurate, this information should not be used or relied upon for any specific application without competent professional examina-tion and verification of its accuracy, suitability and applicability by a licensed professional engineer, designer or architect.

8 The publication of the material contained herein is not intended as a representation or warranty on the part of Independence Tube Corporation or of any other person named herein, that this information is suitable use of this information assumes all liability arising from such use. Caution must be exercised when relying upon specifications and codes developed by other bodies and incorporated by reference herein since such material may be modified or amended from time to time subsequent to the printing of this publication. Independence Tube Corporation bears no responsibility for such material other than to refer to it and incorporate it by reference at the time of the initial publication of this edition.

9 To the best of our knowledge, all information contained herein is correct at the time of publica-tion. Independence Tube Corporation does not assume responsibility for errors or oversights resulting from the use of the information contained Squares3Fy=50 ERWHSS/Square Structural Steel TubingAllowable Concentric Loads in KipsNominal Outside12 X 1210 X 109 x 9 Wall Thickness5/8 1/2 3/8 5/161/4 5/8 1/2 3/8 5/161/4 3/161/2 3/8 5/161/4 3/16 Weight per Wall *.233* *.174* *Fy = 50 ksiEffective length KL in feet077162748038827563051639633325416245 9354298241154276262047438527362150839032 8251160451348293237153375761547138327261 5504387326250159447345290235152475161146 8381271609500384323248158442341287232151 5745606464379269603495380319246158438337 2842301506739601461377268597489376316245 1564323332802271487732586456374267590484 3723132431554263292772241478725590452372 2652854783673092411544193242732211469718 5844483692635744713623052381534133192692 1814410710578443366262566465357301236152 4063142642141431170257243936326055845835 2296234150399309260211141126945654343602 5854945134729223114939430325520714013686 5594283572565394433412872281483842972502 0313814677552423354254530436336283225146 3762912451991361566854441835025252042833 0278222144367285240195134166585374123462 4951042032427221914335927823519113217649 5294063412479941131726721614135027222918 6130186395214003362454884023112622121393 4126522418112819628513394331242477393304 2562071373312582181771252061850538832523 9466384297250203135322251212172123216074 8638132023745437529024519813331224320616 7120225964873753152344423652832381931313 0123519916211823585478368309231429355275 2321881292912281931571152457346936130322 8417345268226183127280219186151112255624 6035429722540433526021917812426921117914 6109265505034729122239032425221317312225 8203172140105275374413392852183773132442 0616711924619416513410228525431332279215 36330223619916211623418515712898