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Mars 220

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Journal Articles
Alloy Digest (2012) 61 (11): SA-667.
Published: 01 November 2012
... MARS 220 is a medium hardness steel (440 HB) for blast protection. This datasheet provides information on composition, physical properties, hardness, tensile properties, and bend strength as well as fracture toughness. It also includes information on forming, heat treating, and joining. Filing...
Journal Articles
Alloy Digest (1963) 12 (9): SA-154.
Published: 01 September 1963
... ON WORLD WIDE METALS AND ALLOYS ALMAR 25 Pvblisbd by Engineering Alloys Digest. Inc. (Maraging Steel) Upper Montclair, New Jv ALMAR 25 is a mar-aging alloy sreel having an excellent combination of strength and toughness particularly in the presence of notches or cracks. It is recommended for applications...
Journal Articles
Alloy Digest (1960) 9 (3): SS-102.
Published: 01 March 1960
... of 220. cracking. For parts which are of complicated design or rela- tively large in section, it is usual practice co charge directly from the forging operation into a furnace being held at about 1300°F. After soaking out the forgings at this temperature they are removed from the furnace and allowed co...
Journal Articles
Alloy Digest (2021) 70 (6): SS-1336.
Published: 01 June 2021
... At Value Magnetizable m 0.60 Modulus of elasticity GPa (106 psi) 20 °C (68 °F) 220 (31.9) circular-mil/ft) (361)(a) Source: EN 10088-1 X6CrNiTi12 (1.4516) Yes (a) Source: EN 10088-1 X6CrNiTi12 (1.4516) Mechanical Properties See Tables 1 and 2, and Fig. 1. Corrosion Resistance Fig. 1 Yield strength...
Journal Articles
Alloy Digest (1955) 4 (5): Pb-2.
Published: 01 May 1955
... TENSILE FROPERTIES Tensile screng& psi 5400 Elongacio~ % in 2 220 Brinell hardness (500/10/30) 9 Table 3 - LOAD CARRYING CHAUCTER.ISTICS tappro=) Ibfax+m load, psi (30 seconds) load. psi (5 minutes) Safe load, psi (sustained) Selection of Mold: Surface iinish required of ampleted razings will govern...
Journal Articles
Alloy Digest (1971) 20 (9): SS-260.
Published: 01 September 1971
... - ROOM-TEMPERATURE FATIGUE STRENm _ B~I wlootitlg-bam tests on spwimas from 2Hip rq- bar. mar&d 16OO F. 1 hour. antet qucncbri) Fat&w mcqFh (10 cyc&s). pd Tcmilc stm@th psi 47000 68000 ~&t. 6 - GENERAL CORROSION BEHAVIOR OF UNILOY EB %l RELMIVE TO THREE CONVENTIONAL STAINLESS STEELS (Specimar mxakd...
Journal Articles
Alloy Digest (2023) 72 (8): CS-257.
Published: 01 August 2023
... °C (390 °F): tempered martensite, well- defined acicular structure. (b) 400 °C (750 °F): tempered mar- tensite, acicular structure less defined due to the changes happening during tempering. Source: Ref 41 (p 329) Table 10 Recommended ranges of nitriding potential for non-alloy steels Class 0 1 2...
Journal Articles
Alloy Digest (2023) 72 (5): CS-247.
Published: 01 May 2023
... at the surface of a 1045 round bar in the quench hardened condition (water quenched from 900 °C, or 1650 °F) showing low-carbon and high-carbon martensite. The hardness at the surface of the bar is 743 HV, while the hardness in the center is 596 HV. These micrographs were from an area containing nearly 100% mar...