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Mars 240

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Journal Articles
Alloy Digest (2012) 61 (12): SA-668.
Published: 01 December 2012
... Mars 240 is a high hardness (500 HB) steel for ballistic protection. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, and joining. Filing Code: SA-668...
Journal Articles
Alloy Digest (2021) 70 (1): SA-876.
Published: 01 January 2021
... in weight in comparison (Mars 600) mm (in.) with monolithic solution Thickness, mm (in.) 10 (0.394) Application Level Obliquity 5 (0.197) 10 (0.394) Material Thickness, mm (in.) 350 HBW 500 HBW Civil EN 1522 FB7 0┬░ 5 (0.197) 10 (0.394) Military Stanag 4569 Level 2 0┬░ 5 (0.197) 30 (1.18) Mars 240 6.5 (0.256...
Journal Articles
Alloy Digest (2012) 61 (11): SA-667.
Published: 01 November 2012
... for flat products are shown in Table 1. Ballistic Properties. MARS 220 steel grade has been defined for high ballistic blast resistance against mines (shock effects). Against kinetic projectiles, MARS 220 steel has a ballistic comportment between MARS 19 (< 400 HB) and MARS 240 (500 HB). Heat Treatment...
Journal Articles
Alloy Digest (1971) 20 (9): SS-260.
Published: 01 September 1971
... PROPERTIES - Plate (% in. nlate annealed at 16000F and cooled as shown) Tensile Properties Tensile Yield Strength Rockwell Charpy Impact Strength (0.2% Offset) Elongation B (V-Notch) CooIallt psi psi % Hardness ft-lb Water Quench 65000 45000 44 240 Air Cool* 70000 55000 ii 120 Furnace Cool* 70000 56000 :i 92...
Journal Articles
Alloy Digest (2010) 59 (1): Cu-778.
Published: 01 January 2010
... as stainless steel UNS S30400 and S30300. See Fig. 1 and Table 2. Hardness is approximately 120 HB (500 kg), and elongation is 22%. Table 2 Typical mechanical properties Permanent mold cast Sand cast Tensile strength, MPa (ksi) 475 (69) 415 (60) Yield strength, MPa (ksi) 240 (35) 165 (24) Elongation, % 21 22...
Journal Articles
Alloy Digest (1961) 10 (12): SS-126.
Published: 01 December 1961
..../cu.it Manganese 2.00 max. 2.00 max. Specific resistivit- I;. microhms/cm3 at 680F 0.29 72 Silicon 1.00 max. nn Specific heat, Btu/lb./oF (321212oF) 0.12 Phosphorus Sulphur Selenium MO* ot Zr* Chromium Wickel Iron 0.20 max. 0.15 mill. 0.60 max. l;.Of R;maind& L mar. 8-Z Z 0:15 min.. 17.00-19.00 8.00...
Journal Articles
Alloy Digest (1970) 19 (5): SA-251.
Published: 01 May 1970
... at the nndlcared temperalures. lElonga,nn measured m 1 in. gage lenqrh.1 .- 4 320 f i? L 280 z 240 200 --O- Short Time 80 0 200 400 600 800 IO00 Temperature -O F awre ior one hour per Inch ,hlckncss. au coo,. Aglnp Aher ,he roludon anneal. rehear Lo 900 10 YSOOF. hold at lem~erature for 3 to 6 hours. au cool...
Journal Articles
Alloy Digest (1954) 3 (8): CI-7.
Published: 01 August 1954
...- of high yield sttength, exceuent weat resm and adapt- abiiiy (0 seleaive hzudenhg comporiti- Toal carbon combiaed cafhon SiliCOll Myrgancse Sulphur s- 2.35-2.75 0.60-0.70 la-l.70 0.35-0.50 0.17 mar. 0.10 max halance Physical Constants Specific gravity, g/cc Density, lb./clL in. Thermal coef. expansion...
Journal Articles
Alloy Digest (1954) 3 (12): SS-22.
Published: 01 December 1954
... sulphtu crude oils, etc., ate essential. Compositions &boa 0.15 xnax (a) Manganese 1.00 mar. phosphorus 0.04 maz Sulphur 0.03 max. SilkOIl 1.00 msx. chmmium 4.00/6.00 r ;w=- 0.40/0.60 (a) USS 5S, Type 502, containing lower carbon (.l% maximum) is aele for applications where better weldabi,ii~ is reqnird...
Journal Articles
Alloy Digest (1998) 47 (5): SS-715.
Published: 01 May 1998
.../m3 Wii3) lzkcuidrcsi5Iivilyat2o~c(7o~F). pn.mmiffi, .!iS&OTabk11Z2. Neat Treatment: 0.030-0.050 4.00-5.50 0.040 max 0.015 max 0.20-0.60 2050-22.00 11.75-13.00 2.acL2.50 0.15 max 0.24430 0.020 mar. 0.020 max O.tMO8-O.OW 0.12-0.20 O.lOm 0.030 max O.lOa30 O.lSma% 7880 (0.285) 0.82 (493) Nitronic 50...