EXTRA DISCOUNTS: Purchase this item by itself or with any other items from Precision Marshall's category to receive an extra discount based on the total value of category products in your Shopping Cart. Click the link for more information.This Air-True Air-Hardening Regular Tolerance Precision Tolerance Ground Flat Stock (Gauge Stock) is made by Precision Marshall Steel Company. The steel type is AISI A-2 tool steel, annealed for easier machining. It is a fine grain, electric furnace air-hardening, 5% chrome tool steel. It is a superior quality steel which has excellent wear and abrasion resistant properties. Air-True is furnished with a fully spheroidized structure and is 100% free of decarb and other surface imperfections. It has exceptionally low inclusion levels.The standard nominal sizes are ground to a satin finish on four sides, free of decarburization, held to tight tolerances in dimensions and squareness, and ready for layout. Each piece is lightly coated with rust-preventive oil and individually packaged in a vapor-resistant envelope which has the size and steel type clearly marked. All ends are precisely cut and deburred to insure excellent yields and handling safety. Thicknesses 3/16" and up are cold-sawn, while lighter sections are sheared. At least one end is painted blue for easier identification of the steel type.The Thickness |T| tolerance is ±.001". The Width |W| tolerance is +.000/.005, when W > T and the profile is rectangular. When W=T the profile is square and the width tolerance is ±.001". The 18" Length |L| tolerance is +.125/.250". The 36" Length |L| tolerance is +.250/.500".The available thicknesses are 3/64 to 2 inches. The available widths are 3/16 to 12 inches. Please contact us if you need a different size, or if you need us to make any alterations.RELATED:PM Oversize GFS, Air-True A2 Ground Tool Steel, 18" or 36" LongPM Precision GFS, Air-True A2 Ground Tool Steel, 72" LongDELIVERY TIME: Normally in stock and ships the next business day.SHIPS FROM: Precision Marshall products are sent directly to you from the warehouses in Bolingbrook, IL; Hartford, CT; Euless, TX; or Santa Fe Springs, CA.MINIMUM ORDER: None.HEAT TREATMENT: Preheat thoroughly at 1450°F, then raise to hardening temperature of 1725-1800°F and soak uniformly. For larger sections, use high side; for thin or smaller sections, use low side. Quench in still air or dry air blast at 125-175°F, then TEMPER IMMEDIATELY.TEMPERING DATA:
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