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bake hardening

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Published: 01 January 2006
Fig. 1 Relationship between total elongation and ultimate tensile strength for some high-strength steel and advanced high-strength steel grades. BH, bake hardenable; HSLA, high strength low alloy; DP, dual phase; TRIP, transformation-induced plasticity; MART, martensitic More
Image
Published: 01 January 2006
Fig. 1 Trends in development of steel sheet properties. (a) Elongation and tensile strength of sheet steels. (b) Stress-strain curves for different cold-rolled steel grades (without predeformation, aged 170 °C, or 340 °F, for 20 min). IF, interstitial free; BH, bake hardened; DP, dual phase; TRIP More
Image
Published: 01 January 2006
Fig. 8 Yield strength and formability (in terms of tensile ductility) of conventional high-strength steels (HSS) and advanced high-strength steels (AHSS). Types of steels: BH, bake-hardening; CMn, carbon-manganese; CP, complex phase; DP, dual-phase; HSLA, high-strength, low-alloy steel; IF-HS More
Series: ASM Handbook
Volume: 2B
Publisher: ASM International
Published: 15 June 2019
DOI: 10.31399/asm.hb.v02b.a0006710
EISBN: 978-1-62708-210-5
...Abstract Abstract The sheet alloys 6009 and 6010 fill the need for materials that would be formed in the soft T4 temper and age harden during the automotive paint-bake cycle. This datasheet provides information on key alloy metallurgy, processing effects on physical and mechanical properties...
Series: ASM Handbook
Volume: 2B
Publisher: ASM International
Published: 15 June 2019
DOI: 10.31399/asm.hb.v02b.a0006712
EISBN: 978-1-62708-210-5
..., and 6111 in the T4 temper are most commonly used for outer panels, delivering the combination of formability, bake hardening ability, and surface quality required. Alloy 6022 was developed along the lines of alloy 6016, with high excess Si to boost strength ( Table 1 ). The Cu level of alloy 6022 was very...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005163
EISBN: 978-1-62708-186-3
... in Table 3 ( Ref 1 ). Type classifications for high-strength steels and advanced high-strength steels Table 3 Type classifications for high-strength steels and advanced high-strength steels Designation Type High-strength steels BH Bake hardenable HSLA High strength low alloy...
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
... to be noted in handling sand-resin mixtures for no-bake molds or cones and lists some advantages of no-bake air-set cores and molds. The article describes the process procedures, advantages, and disadvantages of gas curing and air-setting hardening of sodium silicates. It examines the members of the air...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003094
EISBN: 978-1-62708-199-3
... drawability and the nonaging properties are further improved. Bake-Hardening (BH) Steels Bake-hardening (BH) steels are characterized by their ability to exhibit an increase in yield strength due to carbon strain aging during paint-baking operations at moderate temperature (125 to 180 °C, or 260 to 355...
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
..., such as bentonites, are discussed. The article describes the methods of sand bonding with inorganic compounds. It provides a description of resin-bonded sand systems: no-bake binder systems, heat-cured binder systems, and cold box binder systems. The article concludes with a discussion on the media used...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005244
EISBN: 978-1-62708-187-0
... the formed sand core, which is mounted on a support plate (core plate) ( Fig. 1 ) for subsequent hardening by baking. Alternatively, the compacted sand-binder mix may be cured in the core box by the so-called hot box, cold box, or no-bake methods. Fig. 1 Basic principles of core molding. See text...
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005787
EISBN: 978-1-62708-165-8
... constituents, but excessively long times at temperature may be required for substantial softening. The subcritical treatment is most effective when applied to hardened or cold-worked steels, which recrystallize readily to form new ferrite grains. The rate of softening increases rapidly as the annealing...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003136
EISBN: 978-1-62708-199-3
..., and those used in semiconductor packaging operations. Thermal and electrical conductivities and room-temperature mechanical properties are unaffected by small additions of these elements. However, cadmium-copper and zirconium-copper work harden at higher rates than either silver-bearing copper...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006046
EISBN: 978-1-62708-172-6
.... Preferably the water produced during the reaction or added with the reacting bodies is separated before hardening the reaction product.” In February 1909, Baekeland officially announced his achievement at a meeting of the New York section of the American Chemical Society. His U.S. patent 942,699...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005162
EISBN: 978-1-62708-186-3
..., precipitation-strengthened steels, the dual-phase and tri-phase steels, and the bake-hardenable steels. Also, new coating techniques have been developed to protect these new steels from corrosion. These topics are discussed in more detail in the articles “Forming of Advanced High-Strength Steels” and “Press...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006297
EISBN: 978-1-62708-179-5
... are not discussed in this article. Self-Setting Systems Self-setting, or no-bake, chemically bonded systems are a mixture of sand, bonding agent, and a liquid hardening chemical (catalyst). They are used primarily for mold-making purposes in larger iron castings, but the production of simple, medium-sized...
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
... use, the preform pattern and other elements of the pattern assembly are coated or sprayed with a wax-silicone mixture to facilitate parting. Carbon dioxide gas is diffused into the mold material for hardening. One method of doing this consists of piercing the mold material in several locations...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003692
EISBN: 978-1-62708-182-5
... not undergo any chemical change after, or at the time of, application. On application, the solvent carrier volatilizes, and the coating system sets, hardens, and attains its final resistant properties as the solvent evaporates. Heating or baking is often used to hasten solvent evaporation. However, because...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001812
EISBN: 978-1-62708-180-1
... of 55 HRA. The spider was made of 8620 steel and had been carburized and hardened to 62 to 63 HRC. The screws were made of a steel containing 0.36% C, 1.09% Mn, 0.01% P, 0.17% S, 0.21% Si, 0.01% Ni, and 0.16% Cr, which is a modified 1035 steel. The screw material had a tensile strength of 855 MPa (124...
Series: ASM Handbook
Volume: 1
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v01.a0001043
EISBN: 978-1-62708-161-0
... on size and baking temperature. Baking cannot be combined with age hardening, because considerable hydrogen remains in the steel after heat treating at the higher temperatures. Considerable surface hardening can be achieved by nitriding maraging steels in dissociated ammonia. Hardness levels...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001306
EISBN: 978-1-62708-170-2
... properties (electrical steels). This article provides a detailed discussion on the various surface treatments, including cleaning, nitriding, carburizing, coating, and plating, performed on specialty steels. carburizing case hardening cleaning coating corrosion resistance deburring electrical...