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JIS S55C C50 1.0535 C55E4 Carbon Steel

Prouduct name: JIS S55C C50 1.0535 C55E4 Carbon Steel

abstract: SAE 1050 UNS G10550 GB/T 55# JIS S55C EN C50 W.Nr 1.0535 C55E4 Carbon Steel

Popular in these Categories: Carbon Steel

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SAE 1050 UNS G10550 GB/T 55# JIS S55C EN C50 W.Nr 1.0535 C55E4 Carbon Steel

Chemical Composition

The chemical composition of AISI 1055 carbon steel is outlined in the following table.

Element

Content (%)

Iron, Fe

98.41-98.9

Manganese, Mn

0.60-0.90

Carbon, C

0.50-0.60

Sulfur, S

≤ 0.050

Phosphorous, P

≤ 0.040

Physical Properties

The physical properties of AISI 1055 carbon steel are tabulated below.

Properties

Metric

Imperial

Density

7.85 g/cm3

0.284 lb/in3

Mechanical Properties

The following table shows mechanical properties of the cold drawn AISI 1055 carbon steel.

Properties

Metric

Imperial

Tensile strength, ultimate

660 MPa

95700 psi

Tensile strength, yield

560 MPa

81200 psi

Modulus of elasticity

190-210 GPa

29700-30458 ksi

Bulk modulus (typical for steel)

140 GPa

20300 ksi

Shear modulus (typical for steel)

80 GPa

11600 ksi

Poissons ratio

0.27-0.30

0.27-0.30

Elongation at break (in 50 mm)

10%

10%

Reduction of area

40%

40%

Hardness, Brinell

197

197

Hardness, Knoop (converted from Brinell hardness)

219

219

Hardness, Rockwell B (converted from Brinell hardness)

92

92

Hardness, Rockwell C (converted from Brinell hardness. Value below normal HRC range, for comparison purposes only)

13

13

Hardness, Vickers (converted from Brinell hardness)

207

207

Machinability (based on AISI 1212 steel. as 100 machinability)

55

55

Thermal Properties

The thermal properties of AISI 1055 carbon steel are given in the following table.

Properties

Metric

Imperial

Thermal expansion co-efficient

11 µm/m°C

6.11 µin/in°F

Thermal conductivity

49.8 W/mK

346 BTU in/hr.ft2.°F

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