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OVALITY and TOLERANCES

May 20th, 2014 | Posted by David Sheer in Steel - (0 Comments)

There is a lot of confusion about how round a mechanical tube really is when received from the mill or even after grinding or honing operations. Tolerance and Ovality are two completely different topics. When discussing DOM or SSID tubing, the limits are defined in ASTM specification A513 and in the sections concerning types 5 …
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BAR SBQ: Special Bar Quality TGP: Turned Ground & Polished CDGP: Cold Drawn Ground & Polished Q&T: Quench & Temper BHN: Brinell Hardness Number HRc: Rockwell Hardness – C Scale HRb: Rockwell Hardness – B Scale PSQ: Pump Shaft Quality BSQ: Bearing Shaft Quality PH: Precipitation Hardened TUBE DOM: Drawn Over Mandrel CDSM: Cold Drawn …
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We often hear concerns over order quantities – especially when truck freight is involved. To give you an idea on how little is required for certain price brackets, here are samples of items required to reach a certain trucking break. 500# Order for Bars. 1 each ¾” x 12′; 1″, 1-1/4″, 1-1/2″ and 1-3/4″ x …
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Steel Supply is made up of a diverse group of people. All of us have the same goal – to process your order as soon as possible and get it on the way to you. OWNERSHIP: The ownership of Steel Supply has been with the same family since 1939. This stability allows us to be …
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Steel shafts that have been induction hardened, also called case hardened, go by a variety of trade names. Electreat® is the registered trade name for a family of shafting materials that have been produced for extra service piston rods or linear bearing shafts. Over the nearly half century of providing these materials, the names have …
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The bars and tubes you order from The Steel Supply Company are probably the most inspected pieces of steel offered on the market today. While we have receiving inspections, in-process inspections, and final inspections, there remain limitations on the materials provided. There are many essential features in steel making, processing, and distribution. Many of the …
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The Steel Supply Company — Packaging

September 30th, 2013 | Posted by David Sheer in Steel - (0 Comments)

Not much consideration is given to proper packaging but it should get as much attention as the product itself. All items that are machined or that have been processed with special finishes should be packaged properly so that shippers will not destroy the product. Here are some considerations: Any tubular item that is shipped could …
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An integral part of our quality system, and a requirement of our ISO 9001-2008 certification, calls for formal surveys to determine the levels of satisfaction we are offering you. The areas we survey include services, staff, products, etc. A heavy duty survey is performed at least each 18 months and is outsourced to our quality …
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Certification Terms

September 5th, 2013 | Posted by David Sheer in Steel - (0 Comments)

Many of you have asked about definitions for items listed on the material certification. While there is no standard for reporting either elements or mechanical properties, Steel Supply requires full testing be performed on all of our incoming materials. This allows our inside sales representatives to let you know the properties, as well as the …
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Meet Precision Chrome

August 13th, 2013 | Posted by David Sheer in Steel - (0 Comments)

Many fluid power companies or machine shops work with affiliated companies. At Steel Supply, we work with our sister company, Precision Chrome, on a daily basis. Located in nearby Fox Lake, Illinois, Precision Chrome is both a supplier and processor for all needs, as explained below, related to fluid power and linear motion. For nearly …
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