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www.associatedsteel.com/4140-annealed-steel

Kromite CD is a modified 4140 alloy. It is offered in the cold finished annealed condition. Typical hardness is Rockwell “C” 19/24. Typical tensile strength ...

www.interlloy.com.au/our-products/high-tensile-steels/4140-high-tensile-steel

4140 hardened and tempered bar can also be successfully nitrided, giving a surface hardness of up to Rc 60. Nitriding is carried out at 490 oC - 530 oC, followed ...

www.emjmetals.com/pdf_indexer/pdfs/Mechanical_Properties_and_Hardenability.pdf

of steel and (2) the treatment to use in order to obtain the desired properties. MecHAnicAL ... AS-QUencHeD RockweLL c HARDneSS. 1/2” Rd . 1” Rd . 2” Rd .

theenzone.com/_rc/_valves/AISI-4140-Alloy-Steel-(UNS-G41400).pdf

Sep 7, 2012 ... The following datasheet gives an overview of AISI 4140 alloy steel. Chemical ... Hardness, Rockwell C (converted from Brinell hardness.

wingatealloys.com/products/alloy-steel/4140-ht-4140-prehard

4140 Chromium-Molybdenum Steel ... 4140 PREHARD is heat treated to a medium hardness (HRC 28/32) and is designated as 4140 HT. ... C 0.38-0.43.

pgisteel.com/4140-steel-plate

Oct 30, 2020 ... 4140 PH has the same industry standard chemistry as 4140 HR plate but with an industry standard Rockwell C Hardness rating of 28 – 32.

www.anvilfire.com/FAQs/heat-treating-4140.php

Hardening and tempering SAE 4140 steel application to power hammer dies and ... Metal hardness value conversion table Brinell to Rockwell A, B, C scales.

www.otaisteel.com/products/quenched-and-tempered-alloy-steels/4140-alloy-steel-4140-steel-plate

4140 alloy steel plate, round bar, flat bar, square supply.4140 Steel is a high quality Quenched and ... Hardness, Rockwell C (converted from Brinell hardness.

www.alro.com/Resources/WebResources/AlroCom/MetalsGuideCatalog/PDFs/008-Alloy-Tool-Steel.pdf

*Applies only to 4140 leaded alloy steel bars. HR / CF (Also available ... AISI 4140 - Annealed Flats & Squares ... Approx. tempered hardness, Rockwell C. 26- 34.

elginfasteners.com/resources/materials/material-specifications/alloy-steel-grade-4140

AISI 4140 Steel, normalized at 870°C (1600°F), air cooled, 25 mm (1 in.) round ... Hardness, Rockwell C, 32, 32, Converted from Brinell hardness. Hardness ...

www.azom.com/article.aspx?ArticleID=6769

Sep 13, 2012 ... Hardness, Rockwell C (converted from Brinell hardness. ... AISI 4140 alloy steel can be tempered at 205 to 649°C (400 to 1200°F) depending ...