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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 21

4140 Round Bar
1.700 MT  ·  Closes 18 May 2026
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4140 Round Bar
0.700 MT  ·  Closes 18 May 2026
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4140 Round Bar
1.800 MT  ·  Closes 18 May 2026
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4140 Round Bar
1.300 MT  ·  Closes 18 May 2026
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4140 Round Bar
1.700 MT  ·  Closes 18 May 2026
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4140 Round Bar
1.800 MT  ·  Closes 18 May 2026
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4140 Round Bar
1.600 MT  ·  Closes 18 May 2026
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4140 Round Bar
2.500 MT  ·  Closes 18 May 2026
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4140 Round Bar
1.400 MT  ·  Closes 18 May 2026
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4140 Round Bar
1.800 MT  ·  Closes 18 May 2026
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4140 Round Bar
1.600 MT  ·  Closes 17 May 2026
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4140 Round Bar
0.400 MT  ·  Closes 16 May 2026
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4140 Round Bar
2.000 MT  ·  Closes 16 May 2026
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4140 Round Bar
1.600 MT  ·  Closes 17 May 2026
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4140 Round Bar
1.600 MT  ·  Closes 17 May 2026
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4140 Round Bar
1.100 MT  ·  Closes 17 May 2026
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4140 Round Bar
1.600 MT  ·  Closes 17 May 2026
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4140 Round Bar
1.600 MT  ·  Closes 28 May 2026
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4140 Round Bar
1.900 MT  ·  Closes 30 May 2026
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4140 Round Bar
1.200 MT  ·  Closes 23 May 2026
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4140 Round Bar
1.800 MT  ·  Closes 16 May 2026
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