C45 steel – DIN 17200 – EN 10083 Standard quenched and tempered structural steel

C45 steel bar stockholders and suppliers from china. OTAI SPECIAL STEEL Supply in steel round bar, plate, sheet, square bar, flat bar, pipe since 1999.our steel stock more 1000tons

C45 Steel bar is a high quality Quenched and Tempered Carbon Structural steel, It belong to the high quality low carbon machinery structural steel  DIN C45 steel Annealing delivery hardness less than 250HB.C45 With a mild carbon content range.

Related Specifications ASTM A29/A29M DIN EN 10083/3 DIN G4053 GB China steel standard

Form of  C45 Steel Supply

we can supply the round bar, steel flat bar, plate, hexagonal steel bar and steel square block. Round bar can be sawn to your required lengths as one offs or multiple cut pieces. Rectangular pieces can be sawn from flat bar or plate to your specific sizes. Ground tool steel bar can be supplied, providing a quality precision finished bar to tight tolerances.

Chemical composition of C45 Steel
C(％) 0.42～0.50 Si(％) ≤0.40 Mn(％) 0.50～0.80 P(％) ≤0.045
S(％) ≤0.045   Cr(%) ≤0.040 Ni(%) ≤0.10 Cu(%) 0.40 max
Equivalent Of C45 Carbon Steel | flat steel bar
USA Germany China Japan France England Italy Poland ISO Austria Sweden Spain
ASTM/AISI/

UNS/SAE

 DIN,WN-r GB JIS AFNOR BS UNI PN ISO ONORM SS UNE
1045 G10450 C45/Ck45/1.1191/C45 45# S45C C45E  Ck45 C40E  080M466  1660
Heat treatment Related
  • Annealing of C45 Carbon structural steel flat bar

The heat treatment temperature / ℃ | annealing: 650-700, then Hold until the temperature is uniform

Cool in furnace. Hardness after annealing ≤HBS: 156

  • Hardening of C45 Carbon structural steel flat bar

The heat treatment temperature / ℃ | normalizing: 880 to 910

The heat treatment temperature / ℃ | quenching: 860 ~ 890 water

The heat treatment temperature / ℃ | Tempering: 540 to 680

After quenching and mechanical properties | σb≥ / MPa: 550 ~ 700

After quenching and mechanical properties | σs≥ / MPa: 350

Mechanical properties after quenching | δ5≥ / (%): 20

Mechanical properties after quenching | ψ≥ / (%): 50

After quenching and mechanical properties | AKV①≥ / J: 55

Steel Dimensions / mm: ≤16

Forged of C45 mild Carbon structural steel bar

Thermal processing temperature / ℃: 1100 ~ 900

Mechanical Properties of DIN C45 flat steel bar

The mechanical properties of annealed DIN C45 carbon steel are outlined in the table below

Tensile strength σb (MPa): ≥600 (61)

Yield strength σs (MPa): ≥355 (36)

Elongation δ5 (%): ≥23

Reduction of area ψ (%): ≥55

Impact energy Akv (J): ≥98

Impact toughness αkv (J / cm2): ≥49 (5)

Hardness: no heat treatment, ≤229HB; annealed steel, ≤197HB

Sample size: Sample size is 25mm

Applications of mild carbon flat steel bar C45

DIN C45 steel flat bar is widely used for all industrial applications requiring more wear resistance and strength. Typical applications as Gears     Pins      Rams

Shafts  Rolls     Sockets Axles   Spindles     Worms Bolts      Ratchets     Light gears Studs     Crankshafts      Guide rods Connecting rods     Torsion bars, Hydraulic clamps

Regular size and Tolerance of mild carbon C45 flat steel bar

Steel round bar: Diameter Ø 5mm – 3000mm

Steel plate/ steel flat bar: Thickness 5mm – 3000mm x Width 100mm – 3500mm

Steel Hexagonal bar: Hex 5mm – 105mm

Others C45 steel have not specified size, pls contact our experienced sales team.

C45 steel bar - din 17220 EN10083

Processing

C45 carbon steel round bar and flat sections can be cut to your required sizes. C45 carbon steel ground bar can also be supplied, providing a high quality tool steel precision ground tool steel bar to your required tolerances. DIN W N-R C45 steel is also available as Ground Flat Stock / Gauge Plate, in standard and nonstandard sizes.

Contact our experienced sales team to help you with your C45 carbon steel questions and enquiry by Email or Telephone. The questions will be reply in 24 hours.

OTAI SPECIAL STEEL CO., LTD

Email: Jack@otaisteel.com

Tel:  +86-769- 23190193

Fax:  +86-769-88705839