Using the maximum-shear-stress (MSS) theory determine the factor of safety for a bar of AISI 1020 cold-drawn steel, see Table A-20) with the follwoing stresses: ox = 204 MPa, oy = -134 MPa

Elements Of Electromagnetics
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Purenese specificafions, Remember fhat a numbering
system is not a specification.] Source: 1986 SAE Hondbook, p. 2.15.
4
Tensile
Strength,
MPa (kpsi) MPa (kpsi)
6.
7.
8.
SAE and/or Proces-
AISI No.
Yield
Strength,
Elongation in Reduction in
2 in, %
Brinell
Hardness
UNS No.
sing
Area, %
G10060
1006
HR
300 (43)
330 (48)
170 (24)
280 (41)
180 (26)
300 (44)
30
55
86
CD
20
45
95
GI0100
1010
HR
320 (47)
28
50
95
CD
370 (53)
20
40
105
GI0150
1015
HR
340 (50)
190 (27.5)
28
50
101
CD
320 (47)
390 (56)
400 (58)
18
40
111
G10180
1018
HR
220 (32)
25
50
116
CD
440 (64)
370 (54)
15
40
126
G10200
1020
HR
380 (55)
210 (30)
390 (57)
260 (37.5)
440 (64)
25
50
111
CD
470 (68)
15
40
131
1030
470 (68)
520 (76)
500 (72)
550 (80)
520 (76)
GI0300
HR
20
42
137
CD
12
35
149
GI0350
1035
HR
270 (39.5)
18
40
143
CD
460 (67)
12
35
163
G10400
1040
HR
290 (42)
18
40
149
12
35
170
590 (85)
570 (82)
490 (71)
310 (45)
530 (771
CD
G10450
1045
HR
16
40
163
630 (91)
12
35
179
170
8 8 888888 8
Transcribed Image Text:Purenese specificafions, Remember fhat a numbering system is not a specification.] Source: 1986 SAE Hondbook, p. 2.15. 4 Tensile Strength, MPa (kpsi) MPa (kpsi) 6. 7. 8. SAE and/or Proces- AISI No. Yield Strength, Elongation in Reduction in 2 in, % Brinell Hardness UNS No. sing Area, % G10060 1006 HR 300 (43) 330 (48) 170 (24) 280 (41) 180 (26) 300 (44) 30 55 86 CD 20 45 95 GI0100 1010 HR 320 (47) 28 50 95 CD 370 (53) 20 40 105 GI0150 1015 HR 340 (50) 190 (27.5) 28 50 101 CD 320 (47) 390 (56) 400 (58) 18 40 111 G10180 1018 HR 220 (32) 25 50 116 CD 440 (64) 370 (54) 15 40 126 G10200 1020 HR 380 (55) 210 (30) 390 (57) 260 (37.5) 440 (64) 25 50 111 CD 470 (68) 15 40 131 1030 470 (68) 520 (76) 500 (72) 550 (80) 520 (76) GI0300 HR 20 42 137 CD 12 35 149 GI0350 1035 HR 270 (39.5) 18 40 143 CD 460 (67) 12 35 163 G10400 1040 HR 290 (42) 18 40 149 12 35 170 590 (85) 570 (82) 490 (71) 310 (45) 530 (771 CD G10450 1045 HR 16 40 163 630 (91) 12 35 179 170 8 8 888888 8
QUESTION 2
Using the maximum-shear-stress (MSS) theory determine the factor of safety for a bar of AISI 1020 cold-drawn steel, see
Table A-20) with the follwoing stresses:
OX =
204 MPa, oy = -134 MPa
Transcribed Image Text:QUESTION 2 Using the maximum-shear-stress (MSS) theory determine the factor of safety for a bar of AISI 1020 cold-drawn steel, see Table A-20) with the follwoing stresses: OX = 204 MPa, oy = -134 MPa
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