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low-carbon mold tool steel

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Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003202
EISBN: 978-1-62708-199-3
... steels, high-speed tool steels, low-alloy special-purpose tool steels, and mold steels. The article presents tables that list the temperature ranges, holding time, and hardness values for all of these heat treating processes. heat treating high-carbon high-chromium cold work tool steels high...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003114
EISBN: 978-1-62708-199-3
...) … Low-carbon mold steels P2 T51602 0.10 max 0.10–0.40 0.10–0.40 0.75–1.25 0.10–0.50 0.15–0.40 … … … P3 T51603 0.10 max 0.20–0.60 0.40 max 0.40–0.75 1.00–1.50 … … … … P4 T51604 0.12 max 0.20–0.60 0.10–0.40 4.00–5.25 … 0.40–1.00 … … … P5 T51605 0.10 max 0.20...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005253
EISBN: 978-1-62708-187-0
... therefore more like the investment casting process, where the disposable pattern material is removed from the mold shape before the introduction of the molten metal. Replicast was originally developed for steel casting, especially low-carbon steels, because the pattern removal before pouring eliminated...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003172
EISBN: 978-1-62708-199-3
... resists oxidation. For very high production runs, tool steels or low-carbon steel tools may be used. The molds often contain internal cooling passages through which water flows to remove heat from the die, and the dies are usually coated with a ceramic slurry between pours. Because metal molds extract...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003041
EISBN: 978-1-62708-200-6
... use. Table 2 Thermal characteristics of tooling materials Tool material Tool thickness Tool rise time (a) (ambient to 110 °C, or 230 °F), min Overshoot (degrees over ambient) mm in. °C °F Aluminum 6.4 0.25 41.6 13 23 Steel 6.4 0.25 (b) 9 15 Carbon-epoxy 6.4...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005252
EISBN: 978-1-62708-187-0
... Size of castings Types of castings Low-carbon and alloy steels 63 parts silica sand (AFS 140) 30 parts zircon sand 5% resin 2% silica flour Section thickness: 6.4–51 mm ( 1 4 –2 in.) Overall linear dimension: 1219 mm (48 in.) Maximum boss diameter: 76 mm (3 in.) Maximum flat area...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003090
EISBN: 978-1-62708-199-3
... sheet steel with grain-boundary cementite. 2% nital + 4% picral etch. 1000× Fig. 9 Photomicrograph of pearlite (dark constituent) in a low-carbon steel sheet. 2% nital + 4% picral etch. 1000× The influence of solid-solution elements on the yield strength of ferrite is shown in Fig. 10...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005299
EISBN: 978-1-62708-187-0
... maganese (approximately 2 to 14%) will exhibit improved fluidity at low temperatures (1455 to 1540 °C, or 2650 to 2800 °F) as the manganese content increases, whereas at temperatures of 1595 °C (2900 °F) and above, the manganese-rich steels are inferior to plain carbon steels in fluidity.” “Additions of...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005243
EISBN: 978-1-62708-187-0
... approach in low-volume production tooling. The method of 3-D sand printing produces sand molds from the digital pattern of a CAD system, so that a physical pattern is not needed for mold fabrication. Sand, clay, water, and sometimes carbon additives are the primary components of a green sand mold. A...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003014
EISBN: 978-1-62708-200-6
... special mold-making steels. Steel is chosen for its wear resistance and durability. For low-volume production or prototype applications, it is common to cast molds from low melting point metals, such as aluminum and zinc. These cast molds are usually less expensive and faster to build, but are not as...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003019
EISBN: 978-1-62708-200-6
... perspectives to produce parts as rapidly as possible using a minimum number of tools. Many SMC applications are for visible components requiring high-quality surface finishes. Using low-profile resins and highly polished dies improves the as-molded surface. Control of material flow and tooling surface...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005249
EISBN: 978-1-62708-187-0
... are more numerous and account for the major tonnage of castings produced. Alloys of aluminum, copper (especially beryllium-copper), nickel, and um are nonferrous alloys that are suitable for ceramic mold casting; suitable ferrous alloys include ductile iron, carbon and low-alloy steels, stainless...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003091
EISBN: 978-1-62708-199-3
..., and rotor steels have higher quality requirements and tighter composition control than plain carbon or ordinary low-alloy steels. The production of special-quality steels requires vacuum-based induction or electric remelting and refining capabilities. The article explores the types and characteristics...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003017
EISBN: 978-1-62708-200-6
... carelessly handled, because they are soft. Carbon steel, stainless steel, and aluminum plate are used for most of the large, regular-shape parts, such as horizontal agricultural spray tanks and upright chemical storage tanks. These are often single molds that are rolled from sheet stock with sheet metal...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005329
EISBN: 978-1-62708-187-0
.... WCB, similar to 1020 steel, is a medium-carbon steel suited to sand and investment casting, combining good machinability, workability, and weldability. WCB is normally specified for low-cost parts, machinery components and case-hardened parts, forming and spinning tools, chain/sprocket assemblies, and...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005256
EISBN: 978-1-62708-187-0
... majority of steel alloys. By removing the foam pattern before casting, the Replicast process system can be used for even ultralow-carbon stainless steel. The process is commonly used to produce carbon, low-alloy, and stainless steel castings ( Fig. 1 ). This process also offers a higher weight range than...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005259
EISBN: 978-1-62708-187-0
... the size of the mold being used. These techniques are useful for both vertical and horizontal casting. Fig. 4 Six end plate designs used in centrifugal casting. (a) through (c) are the most common. It is recommended that low-carbon steels be used for centrifugal molds. Alloy steels and...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005257
EISBN: 978-1-62708-187-0
... used. The low-carbon and low-alloyed forged steel molds have much longer fatigue lives than cast steel or cast iron molds, and they are also safer to use. However, forged steel molds are more expensive to make than molds made of cast steel and iron. Copper alloys, tool steels, and superalloys are...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005354
EISBN: 978-1-62708-187-0
... widely used, however, for casting of steel, cast iron, and copper alloys. The process has been successfully adapted to the production of castings ranging in weight from less than 0.5 kg (1 lb) to many tons. In addition to improved tolerances, advantages of carbon dioxide molding and coremaking...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005242
EISBN: 978-1-62708-187-0
... casting peel and surface finish, reduce moisture sensitivity, and, in some cases, create a reducing atmosphere. Iron molding sands typically use seacoal and seacoal supplements. Steel sands often use cereals and starches rather than seacoal (to prevent carbon pickup). Foundry sands are mixed with sands...