Heat Treating ASTM A532 | Chrome White Iron | Penticton ...
Jan 16, 2018 · How to Heat Treat ASTM A532 – High Chrome White Iron. Why Use Chrome White Iron. ASTM A532, or high chrome white iron, has superior abrasion resistance. It is particularly effective in machinery or equipment that experiences grinding, gouging abrasion or crushing.
Heat treatment process of the high chrome cast iron ...
Heat treatment process of the high chrome cast iron Grinding Media. ABSTRACT: A heat treatment process of high chromium cast iron grinding media with trace alloying elements Mo, V, NB was studied. The heat treatment processes of quenching at 980 °C, tempering at 400 °C and 600 °C was adopted.
Heat treatment process for high chromium grinding ball
The heat treatment process of high chromium cast iron grinding ball includes wind quenching, oil quenching, and special quenching solution treatment. After repeated test and mining, the oil quenching can fully meet all its technical specifications The consumption of …
High Chrome Heat Treatment
High Chrome Heat Treatment Heat treatment annealing STI Annealing is a heat treating process that modifies the material properties of metals that have different crystal structures at low and high temperatures.
US4325758A - Heat treatment for high chromium high carbon ...
Heat treatment for high chromium high carbon stainless steel. Abstract A process for softening high carbon, high chromium steel to render it machinable includes pre-heating, homogenizing, isothermally annealing and slow cooling the steel.
Heat Resistant Castings and Alloys | Ferralloy.com
The main groups of heat-resistant alloys include high chrome nickel austenitic alloys, such as heat resistant stainless, nickel-based alloys, and cobalt chrome nickel-based alloys. If needed, we can make a recommendation regarding the best heat-resistant alloy to meet the performance criteria of …
Heat Treating Steel - Hardening and Tempering ...
High carbon and many alloy steels can only be cooled slow enough in a temperatue controlled furnace since the cooling rate must be only 20 degrees F per hour for several hours. The set of processes, annealing, hardening and tempering are collectively known as "heat treating". For details see below.
Analysis of the High Chromium Cast Iron Microstructure ...
data of the parameters of heat treatment of high chromium cast iron, and optimal conditions for heat treatment was proposed for casts of similar properties and parameters. Keywords: High chromium cast iron, Heat treatment, Hardening, Tempering, Soft annealing 1. Introduction White cast iron, especially chromium cast iron belongs to one
Heat Treating of High-Alloy White Irons :: Total Materia ...
Heat Treating of High-Alloy White Irons Abstract: The high-alloy white irons are primarily used for abrasion-resistant applications and are readily cast in the shapes needed in machinery used for crushing, grinding, and general handling of abrasive materials.
Alloy data sheet high chrome white iron 25% | Penticton ...
Jan 13, 2016 · The 25% Cr alloy is the most common high chrome white iron poured at Penticton Foundry. This alloy has great abrasion resistant properties especially against gouging, grinding and scratching. 25% Cr material can be machined to meet tighter tolerances like those found in pump and piping type castings.
Effect of Heat Treatment on Microstructure and Mechanical ...
wear performance of high chromium white cast iron. Quenching, seeding and micro-alloying can, to a limited extent, increase the wear resistance, but this is best achieved by heat treatment in the solid state. The methods for producing high chrome iron casting include double pour, …
CN104195420A - High-chrome wear-resistant cast iron ...
The invention discloses a high-chrome wear-resistant cast iron material and a heat treatment method. The high-chrome wear-resistant cast iron material is prepared from iron as a main raw material, and carbon, silicon, manganese, sulphur, phosphorus, chrome, molybdenum, nickel and copper as auxiliary materials in manners of melting and casting after preparation.
High-chromium (22-34 per cent) Cast Iron Alloys and Their ...
chrome carbides and lead to the consequent chrome loss from the matrix whi ch caused the all oy structure to be susceptible to corrosion. However, hi gher chrome proporti ons all owed a high-chrome stainless matrix. When a thermal treatment was appli ed to …
High Chrome Oil Quenching Casting Iron Balls Cr 20-30 For ...
Heat treatment process---we have two sets of heat treatment production line.one is oil quenching,the other is air quenching.so that the grinding balls can be burning through andquenching through.and the grinding media has the characters of high hardness, good toughness,low wear rate,low break rate,wear-resistant etc through tempering.
Heat Treatment in High Chromium White Cast Iron Ti Alloy
Apr 29, 2014 · The influence of heat treatment on microstructure and mechanical properties of high chromium white cast iron alloyed with titanium was investigated. The austenitizing temperatures of 980°C and 1150°C for 1 hour each followed by tempering at 260°C for 2 hours have been performed and the effect of these treatments on wear resistance/impact toughness combination is reported.
Heat Treatment of Cast Irons | 2018-12-12 | Industrial Heating
Dec 12, 2018 · Common Heat Treatment for the Specific Cast-Iron Types. High-alloy (e.g., high chromium, high nickel-chromium) white irons can be heat treated. For example, nickel-chromium white-iron castings are given a stress-relief heat treatment because, properly made, they have an as-cast martensitic matrix structure.
(PDF) Microstructure and properties of high chromium cast ...
Microstructure and properties of high chromium cast irons: Effect of heat treatments and alloying additions. ... (critical heat treatment) of austenite at 970°C for 2·5 h followed by annealing ...
Tool Steel and Heat Treatment, Part 2 : MoldMaking Technology
Oct 01, 2008 · Tool Steel and Heat Treatment, Part 2. Tool steel, its classification, heat treatment and how to consider manufacturing methods in relation to heat treatment and the metallurgy of heat treatment. ... High Carbon/High Chrome D series: These steels are known as secondary hardening steels. Some of the alloy carbides will form on the tempering of ...