TLS 420 MQ os a mold-quality stainless steel that meets requirements in polishability, corrosion resistance, and wear resistance by special melting and forging practices. Is is used in plastic mold cavities and surgical instruments. This datasheet provides information on composition, physical properties, hardness, and elasticity as well as fracture toughness. It also includes information on heat treating and machining. Filing Code: SS-826. Producer or source: Timken Latrobe Steel.

Carpenter Stainless No. 2 Mold Steel is a 13% chromium steel ideally suited for long-run molding jobs. It is specifically used for protection against the following corrosive conditions: (1) Rusting of cavities when machines are shut down or molds are stored, (2) Rusting of mold cavities when using corrosive plastics, and (3) Corrosion problems when molds are used in hot, humid climates. In addition to resisting the above corrosive conditions, users have found that this steel has many other cost-reducing advantages for applications where corrosion is not involved. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, and machining. Filing Code: SS-367. Producer or source: Carpenter.

AISI Type P20 is a chromium-molybdenum tool steel of medium carbon content. It usually is supplied in the prehardened condition (about 300 Brinell) so that the cavity can be machined and the mold or die placed directly in service; however, for some uses further treatments are employed. It is produced to high-quality tool-steel standards to permit a high luster to be achieved on the surface of the polished die cavity. P20 is used for molds for plastics and for die-casting dies for zinc and other low-temperature casting alloys. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on forming, heat treating, and machining. Filing Code: TS-393. Producer or source: Tool steel mills.

UHB IMPAX P20 is a chromium-nickel-molybdenum tool steel for molds. It is supplied in the prehardened condition, so that the mold cavity can be machined and the mold placed directly in service. It is used for molds for plastics and die-casting molds for zinc, lead and tin alloys. (See update, IMPAX SUPREME, Alloy Digest TS-497, March 1989.) This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, machining, and joining. Filing Code: TS-326. Producer or source: Uddeholm Aktiebolag.

VASCO-MC is a medium carbon, chromium, molybdenum mold and cavity steel recommended for molds where good machinability and high surface finishes are desired. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on forming, heat treating, machining, and joining. Filing Code: TS-143. Producer or source: Vanadium Alloys Steel Corporation.

SUPER SAMPSON is an alloy die and mold steel that develops exceptionally high strength which is retained at operating temperatures to 800 F. In the annealed condition (maximum Brinell hardness 135), cavities can be machined readily or produced by hobbing if the impressions are not too deep. SUPER SAMPSON takes a high-luster finish if carburized to the proper surface carbon content, the maximum carbon content is 0.50% for the die-casting dies and 0.80-1.00% for plastic molds. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness, and deformation. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and surface treatment. Filing Code: TS-92. Producer or source: Carpenter. Originally published April 1960, revised January 1976.

AISI Type P4 is an alloy steel that develops exceptionally high strength which is retained at operating temperatures to 800 F. In the annealed condition (maximum Brinell hardness 135), cavities can be machined readily or produced by cold hobbing if the impressions are not too deep. Type P6 takes a high-luster finish if carburized to the proper surface carbon content; the maximum carbon content is 0.50% for the die-casting dies and 0.80-1.00% for molds for plastics. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: TS-399. Producer or source: Tool steel mills.

ALMOLD 20 is a chromium-molybdenum tool steel of medium-carbon content. It was designed especially for zinc die casting dies and plastic molds. It is produced to high-quality tool-steels standards to permit a high luster to be achieved on polished die cavity surfaces. This datasheet provides information on composition, physical properties, and hardness. It also includes information on forming, heat treating, machining, and surface treatment. Filing Code: TS-292. Producer or source: Allegheny Ludlum Corporation.

FORMA is a very low carbon carburizing steel recommended for cold hubbing of compression and multi-cavity molds for plastics. This datasheet provides information on composition, hardness, and tensile properties. It also includes information on heat treating and machining. Filing Code: TS-59. Producer or source: Uddeholm (Canada) Ltd.

LSS H13 is a hot work tool steel with versatility. It has hot strength, toughness, and thermal fatigue resistance. This datasheet supersedes Alloy Digest TS-688, April 2010. This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on forming, heat treating, and machining. Filing Code: TS-708. Producer or source: Latrobe Specialty Steel Company.

LSS H13 is a hot-work tool steel with excellent impact toughness. It is widely used in both hot-work and cold-work tooling applications. (See updated datasheet Alloy Digest TS-708, October 2012.) This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on forming, heat treating, and machining. Filing Code: TS-688. Producer or source: Latrobe Specialty Steel Company.

TLS H13 PQ is an H13 type tool steel of premium quality. It meets the standards needed in the die casting industry by means of special melting techniques, thermomechanical processing, and care in annealing treatments. This datasheet provides information on composition, physical properties, hardness, and elasticity as well as fracture toughness. It also includes information on heat treating and machining. Filing Code: TS-588. Producer or source: Timken Latrobe Steel.

VDC-RF hot work die steel is an improved version of H13 by melting practice. See also VDC Hot Work (Type H13), Alloy Digest TS-45, April 1956. This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on heat treating and machining. Filing Code: TS-735. Producer or source: Latrobe Specialty Steel Company.

CARPENTER STAINLESS TYPE 420F is a martensitic stainless that is easy to machine, grind and polish. In service it exhibits certain nongalling and nonseizing characteristics. It is used mainly for machined parts that require high hardness and good resistance to corrosion. Its applications include pump shafts, gears, cams and pivots. This alloy is not usually recommended for vessels containing gases or liquid under high pressure. This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-400. Producer or source: Carpenter.

MIRROMOLD is a case-hardening mold steel designed expressly for cold-hobbed cavities. It is a vanadium-treated, cold-melt, electric-furnace mold steel developed to provide: (1) Cleanness and uniformity, (2) Maximum hobability and (3) Uniform response to heat treatment. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as deformation. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: TS-305. Producer or source: Carpenter.

CERROBASE Alloy is a bismuth-lead eutectic alloy that melts at 255 F (124 C). It is characterized by initial shrinkage followed by slow growth. Its low melting temperature and/or growth-shrinkage characteristics make it a useful industrial material. Among many applications, it is used for (1) anchoring inserts in wood, metal or plastics, (2) drop-hammer dies, (3) duplicate patterns in pottery and foundry, and (4) liquid metal bath for heat treating. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on casting, forming, heat treating, and machining. Filing Code: Bi-11. Producer or source: Cerro Metal Products.

CERROTRU Alloy is a bismuth-base eutectic alloy that melts at 281 F (138 C). It has the highest melting point of the bismuth-base alloys commonly used in industry. It provides production engineers with an easily castable material that is ready for use soon after it freezes. The alloy can be recovered easily and recycled into new uses any number of times. Cerrotru alloy has many uses including anchoring, molds for plastics, filler for tube bending and liquid metal in heat treating. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on casting, heat treating, and machining. Filing Code: Bi-15. Producer or source: Cerro Metal Products.

MoldMAX XL is a high-strength copper mold alloy with good conductivity. The alloy contains no beryllium and is available in sections as large as 305 mm (12 in.) thick. The alloy’s hardness is comparable to AISI P-20 tool steel, but its thermal conductivity is two to three times higher. This alloy is used as injection mold cores and cavities. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness. It also includes information on corrosion andwear resistance, and surface qualities as well as forming, machining, and joining. Filing Code: Cu-826. Producer or source: Materion Brush Performance Alloys.

OSTALLOY 281 is a bismuth-base eutectic alloy. Its melting temperature is 281 F (138 C); this is the highest melting point of the bismuth-base alloys commonly used in industry. It provides an easily castable material ready for use soon after it freezes. The alloy can be recovered easily and recycled into new uses any number of times. Its many uses include holding jet engine blades for machining, foundry patterns and fusible elements in safety devices. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on casting, heat treating, and machining. Filing Code: Bi-17. Producer or source: Arconium Corporation of America, A.J Oster Company.

CERROLOW-117 Alloy is a bismuth-base eutectic alloy that melts at 117 F (47 C). Its low melting temperature and controlled-shrinkage characteristics make it very useful in industry for such applications as proof casting in tool and die shops, dental models and low-temperature solder. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on casting, forming, heat treating, and machining. Filing Code: Bi-8. Producer or source: Cerro Metal Products.