AISI 5140/41Cr4/ SCr440 COLD DRAWN STEEL ROUND BAR

aisi-514041cr4-scr440-cold-drawn-steel-round-bar

AISI 5140/41Cr4/ SCr440 COLD DRAWN STEEL ROUND BAR

AISI 5140/41Cr4/ SCr440 COLD DRAWN STEEL ROUND BAR is one of the most widely used steel for machinery manufacturing industry which has good comprehensive mechanical properties after quenching and tempering.

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AISI 5140/41Cr4/ SCr440 COLD DRAWN STEEL ROUND BAR is one of the most widely used steel for machinery manufacturing industry which has good comprehensive mechanical properties after quenching and tempering.

Similar Grades

Standard Grade Chemical composition (%)
C Si Mn Cr P S

 

GB 40Cr 0.37-0.44 0.17-0.37 0.50-0.80 0.80-1.10 ≤0.035 ≤0.035
AISI 5140 0.38-0.43 0.15-0.35 0.70-0.90 0.70-0.90 ≤0.035 ≤0.040
JIS SCr440 0.38-0.44 0.15-0.35 0.60-0.90 0.90-1.20 ≤0.030 ≤0.030
DIN 41Cr4/1.7035 0.38-0.45 ≤0.40 0.60-0.90 0.90-1.20 ≤0.025 ≤0.035

 

AISI 5140/41Cr4/ SCr440 COLD DRAWN STEEL ROUND BAR

Available Size

Cold drawn round bar: dia4mm-dia100mm

Available Heat Treatment

Annealing/Normalizing/Hardening/Tempering/Quenching

Hot working temperature ℃: 1050-850

Annealing temperature ℃: 680-720

Normalizing temperature ℃: 840-880

Quenching temperature ℃: 820-850 water, 830-860 oil

Tempering temperature ℃: 540-680

 

Characteristics

  1. Good hardenability.
  2. High frequency quenching treatment after QT.
  3. Good machinability.

 

Application

Gear, shafts, worm, spline shaft, main shaft, oil pump rotor, sliding block, lantern ring, etc.

AISI 5140/41Cr4/ SCr440 COLD DRAWN STEEL ROUND BAR

Delivery Condition

Cold drawn

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