670:
of the surface. The core of the material retains its bulk properties, while the outer surface is significantly hardened to reduce wear and tear. This makes this grade of steel an excellent material for uses such as
870:"Online Metal Store | Small Quantity Metal Orders | Metal Cutting, Sales & Shipping | Buy Steel, Aluminum, Copper, Brass, Stainless | Metal Product Guides at OnlineMetals.com"
134:. 4150 stands out as being one of the steels accepted for use in M16 rifle and M4 carbine barrels by the United States military. These steels are also used in
523:
The carbon composition of the alloy is denoted by the last two digits of the SAE specification number, in hundredths of a percent.
38:
111:
847:
573:
600:
81:
99:
While these grades of steel do contain chromium, it is not in great enough quantities to provide the
551:
869:
138:
parts and therefore 41xx grade structural tubing is sometimes referred to as "aircraft tubing".
546:
152:
45:
34:
957:
104:
663:
563:
80:, and similar). They have an excellent strength to weight ratio and are considerably
951:
667:
115:
93:
676:
596:
119:
901:. Note: "For bar products; plate, sheet and tubing may be slightly different."
680:
177:
162:
53:
172:
131:
100:
17:
157:
135:
127:
85:
49:
662:
One of the characteristics of this class of steel is the ability to be
195:
186:
89:
56:, and as a result these materials are often informally referred to as
167:
123:
92:, requiring thermal treatment both before and after welding to avoid
933:
42:
672:
110:
Examples of applications for 4130, 4140, and 4145 include
691:
4140 Steel (Quenched and
Tempered) Mechanical Properties
122:
for transportation of pressurized gases, firearm parts,
27:
Family of steel grades rich in molybdenum and chromium
533:
88:than standard 1020 steel, but are not easily
8:
913:
911:
909:
907:
891:
889:
919:Central Steel & Wire Company Catalog
897:Central Steel & Wire Company Catalog
693:
145:
860:
743:150–170 ksi (1,000–1,200 MPa)
740:160–190 ksi (1,100–1,300 MPa)
516:
60:steel (common variant stylings include
746:130–160 ksi (900–1,100 MPa)
7:
752:109–131 ksi (750–900 MPa)
749:116–138 ksi (800–950 MPa)
622:105–120 ksi (720–830 MPa)
642:90–110 ksi (620–760 MPa)
605:90–100 ksi (620–690 MPa)
579:85–110 ksi (590–760 MPa)
25:
921:(2006–2008 ed.), p. 260
899:(2006–2008 ed.), p. 246
645:65–75 ksi (450–520 MPa)
625:85–95 ksi (590–660 MPa)
608:60–70 ksi (410–480 MPa)
582:70–85 ksi (480–590 MPa)
147:Alloy composition by weight (%)
190:
181:
39:Society of Automotive Engineers
1:
850:, not a member of this series
832:26 ft⋅lbf (35 J)
772:73 ksi (500 MPa)
763:109 ksi (750 MPa)
760:130 ksi (900 MPa)
974:
829:26 ft⋅lbf (35 J)
826:26 ft⋅lbf (35 J)
823:26 ft⋅lbf (35 J)
769:80 ksi (550 MPa)
766:94 ksi (650 MPa)
592:
513:
556:Elongation at fracture,
535:Mechanical properties
37:, as specified by the
817:Impact Strength (J) ≥
658:Other characteristics
874:www.onlinemetals.com
757:Yield Strength (Min)
639:Hot rolled, annealed
619:Cold drawn, annealed
103:resistance found in
536:
148:
777:Elongation (% Min)
534:
146:
836:
835:
797:Reduction (% Min)
732:100 < t ≤ 160
712:160 < d ≤ 250
655:
654:
532:
531:
112:structural tubing
16:(Redirected from
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868:Metals, Online.
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737:Tensile Strength
709:100 < d ≤ 160
694:
547:Tensile strength
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524:
521:
192:
183:
149:
130:components, and
35:SAE steel grades
21:
973:
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967:
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838:
729:60 < t ≤ 100
706:40 < d ≤ 100
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660:
562:
557:
528:
527:
522:
518:
144:
105:stainless steel
33:is a family of
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22:
15:
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11:
5:
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726:20 < t ≤ 60
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704:
703:16 < d ≤ 40
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558:2-inch gauge
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116:bicycle frames
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24:
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939:
938:steel-bar.com
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725:
723:8 < t ≤ 20
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669:
668:carburization
665:
664:case hardened
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94:cold cracking
91:
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75:
71:
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63:
59:
55:
51:
47:
44:
40:
36:
32:
19:
937:
934:"4140 Steel"
928:
918:
896:
877:. Retrieved
873:
863:
837:
690:
661:
576:, normalized
519:
109:
98:
77:
73:
69:
65:
61:
57:
30:
29:
681:crankshafts
677:piston pins
120:gas bottles
62:chrome-moly
879:2016-06-16
855:References
848:4116 Krupp
687:4140 Steel
597:Hot rolled
574:Cold drawn
561:Hardness,
543:Condition
509:0.15–0.35
483:0.15–0.35
457:0.15–0.35
431:0.15–0.35
405:0.15–0.35
379:0.15–0.35
353:0.15–0.35
327:0.15–0.35
301:0.15–0.35
275:0.15–0.35
249:0.15–0.35
223:0.15–0.35
142:Properties
132:roll cages
54:molybdenum
31:41xx steel
18:4130 steel
717:Thickness
631:B 96–100
540:Material
500:0.75–1.00
497:0.56–0.64
494:0.25–0.35
491:0.70–0.90
474:0.75–1.00
471:0.48–0.53
468:0.15–0.25
465:0.80–1.10
448:0.75–1.00
445:0.45–0.50
442:0.15–0.25
439:0.80–1.10
422:0.75–1.00
419:0.43–0.48
416:0.15–0.25
413:0.80–1.10
396:0.75–1.00
393:0.40–0.45
390:0.15–0.25
387:0.80–1.10
370:0.75–1.00
367:0.38–0.43
364:0.15–0.25
361:0.80–1.10
344:0.70–0.90
341:0.35–0.40
338:0.15–0.25
335:0.80–1.10
318:0.70–0.90
315:0.33–0.38
312:0.15–0.25
309:0.80–1.10
292:0.40–0.60
289:0.28–0.33
286:0.15–0.25
283:0.80–1.10
266:0.75–1.00
263:0.18–0.23
260:0.20–0.30
257:0.45–0.65
240:0.90–1.20
237:0.18–0.23
234:0.13–0.20
231:0.40–0.60
214:0.70–0.90
211:0.18–0.23
208:0.08–0.15
205:0.40–0.60
153:SAE grade
101:corrosion
952:Category
842:See also
697:Diameter
651:B 90–96
614:B 90–95
601:annealed
588:B 90–96
564:Rockwell
136:aircraft
128:flywheel
82:stronger
66:cro-moly
58:chromoly
50:chromium
48:include
46:elements
43:Alloying
78:CR-MOLY
41:(SAE).
958:Steels
700:d ≤ 16
679:, and
124:clutch
90:welded
86:harder
720:t ≤ 8
673:gears
648:20–30
628:15–25
611:20–30
585:20–30
506:0.040
503:0.035
480:0.040
477:0.035
454:0.040
451:0.035
428:0.040
425:0.035
402:0.040
399:0.035
376:0.040
373:0.035
350:0.040
347:0.035
324:0.040
321:0.035
298:0.040
295:0.035
272:0.040
269:0.035
246:0.040
243:0.035
220:0.040
217:0.035
636:4150
593:4142
570:4130
488:4161
462:4150
436:4147
410:4145
384:4142
358:4140
332:4137
306:4135
280:4130
254:4121
228:4120
202:4118
191:max.
182:max.
126:and
84:and
74:CRMO
70:CrMo
52:and
812:55
792:14
666:by
954::
936:.
906:^
888:^
872:.
809:50
806:50
803:45
800:40
789:13
786:12
783:11
780:10
683:.
675:,
599:,
196:Si
189:,
180:,
173:Mn
163:Mo
158:Cr
118:,
114:,
107:.
96:.
76:,
72:,
68:,
64:,
940:.
923:.
882:.
820:-
187:S
178:P
168:C
20:)
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