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4140 Round Bar — Listings

All 4140 Round Bar listings on M-EX.

All 4140 Forms Alloy Steel
Grade Details
Grade4140
StandardSAE
DescriptionChrome molybdenum alloy steel, high strength and toughness
ApplicationsGears, shafts, dies, bolts, crankshafts
Equivalent Grades
Grade Standard Region
42CrMo4 DIN/EN Europe
EN19 BS970 UK
SCM440 JIS Japan
42CD4 AFNOR France

Active 4140 Round Bar Listings 20

4140 Round Bar
7.600 MT  ·  Closes 09 Aug 2026
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4140 Round Bar
0.900 MT  ·  Closes 07 Aug 2026
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4140 Round Bar
4.200 MT  ·  Closes 09 Aug 2026
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4140 Round Bar
2.100 MT  ·  Closes 07 Aug 2026
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4140 Round Bar
8.900 MT  ·  Closes 07 Aug 2026
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4140 Round Bar
2.200 MT  ·  Closes 09 Aug 2026
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4140 Round Bar
2.100 MT  ·  Closes 08 Aug 2026
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4140 Round Bar
2.100 MT  ·  Closes 10 Aug 2026
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4140 Round Bar
4.300 MT  ·  Closes 10 Aug 2026
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4140 Round Bar
4.200 MT  ·  Closes 11 Aug 2026
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4140 Round Bar
6.200 MT  ·  Closes 10 Aug 2026
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4140 Round Bar
4.800 MT  ·  Closes 07 Aug 2026
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4140 Round Bar
2.800 MT  ·  Closes 07 Aug 2026
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4140 Round Bar
4.300 MT  ·  Closes 09 Aug 2026
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4140 Round Bar
1.500 MT  ·  Closes 09 Aug 2026
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4140 Round Bar
4.800 MT  ·  Closes 06 Aug 2026
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4140 Round Bar
1.900 MT  ·  Closes 10 Aug 2026
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4140 Round Bar
3.100 MT  ·  Closes 08 Aug 2026
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4140 Round Bar
1.400 MT  ·  Closes 07 Aug 2026
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4140 Round Bar
6.000 MT  ·  Closes 10 Aug 2026
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Related: All Round Bar grades · Alloy Steel