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Qingdao Helio Steel Co., Ltd.

Steel, Steel Bar, Steel Round Bar manufacturer / supplier in China, offering Ss400 S20c S45c Carbon Steel Round Bar, 20cr 40cr 40mn2 20crmnti Alloy Steel Round Bar, Carbon Steel Bars SAE1020 1045/ C45/ S45c/ 45# and so on.

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Supplier Homepage Product Steel bar for machine Carbon steel bar Ss400 S20c S45c Carbon Steel Round Bar

Ss400 S20c S45c Carbon Steel Round Bar

FOB Price: US $300 / Ton
Min. Order: 10 Tons
Min. Order FOB Price
10 Tons US $300/ Ton
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Production Capacity: 50000mt
Transport Package: Standard Seaworthy
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: 1020 s20c c22 1045 s45c c45
  • Standard: AISI, ASTM, DIN, JIS, GB, BS
  • Technique: Hot Rolled
  • Surface Treatment: Polished
  • Application: Structural Steel Bar
  • Shapes: Round, Square, Flat, Hexagonal
  • Delivery Condition: Hot Rolled, Cold Drawn Forged
  • Treatment: Peeled, Turned
  • Specification: 10MM TO 800MM
  • HS Code: 7228
  • Type: Carbon Steel Bar
  • Composition: Carbon Steel Bar
  • Shape: Round, Square, Flat
  • Special Use: Mold Steel
  • Steel: Carbon Steel
  • Surface: Black or Bright Surface
  • Heat Treatment: Annealed, Normalized, Qt
  • Trademark: LE REN
  • Origin: China
Product Description
S20C SS400 S45C CARBON STEEL ROUND BAR
SS400, S20C, S45C carbon steel bars includes steel round bar,steel square bar and steel flat bars. These bars are the most common used carbon steel bar. Floowing is detailed specification of bars we supply:
Quality Carbon Structural Steel Bar

Shape

Round Flat  Square   H-beam Hexagon Deformed

Category

Bars   Wires   Hot Coils     Casting Billets   Steel Belt Plate Pipe

Production Process

ELF +VD +Hardening + Tempering
Hot Rolling,   Cold-drawing, forging

Heat Treatment

Normalizing Annealing Quenching Tempering

Model(GB)

20#

40#

45#

50#

55#

60#

Other Standards
(JIS, DIN, AISI, SAE, BS)

S20C
1020
05A20
060A20

S40C
1040
1039
060A40
080A40
080M40

S45C
C45(1.0503)
CK45(1.1191)
Cm45(1.1201)

1050
1053
08M50

S55C
C55(1.0535)
CK55(1.1181)
Cm55(1.1209)
1050
070M55
060A57
080A57

S58C
C60(1.0601)
CK60(1.1221)
Cm60(1.1223)
1060
060A62
080A62

Chemical Composition (%)

C

0.17-
0.24

0.37-
0.45

0.42-
0.50

0.47-
0.55

0.52-
0.60

0.57-
0.65

Si

0.17-
0.37

0.17-
0.37

0.17-
0.37

0.17-
0.37

0.17-
0.37

0.17-
0.37

S

0.035

0.035

0.035

0.035

0.035

0.035

P

0.035

0.035

0.035

0.035

0.035

0.035

Mn

0.35-
0.65

0.50-
0.80

0.50-
0.80

0.50-
0.80

0.50-
0.80

0.50-
0.80

Yield Strength σs (MPa)

≥245

≥335

≥355

≥375

≥380

≥400

Tensile Strength   σb (MPa)

≥410

≥570

≥600

≥630

≥645

≥675

Elongation
δ5 (%)

≥25

≥19

≥16

≥14

≥13

≥12

AKV (J)

≥39

≥47

≥39

≥31

 

 

Contraction
%

≥25

≥19

≥16

≥14

≥13

≥12

Hardness(HBS)(max)

Unheated

156

217

229

241

255

255

Annealed

 

187

197

207

217

229

Application

Lever shaft,       Transmission shift folk,    Heavy machinery trolley,  
Wheel gear,       Mental loop,            press forging parts,      
Rack rod,         wear-resistant parts,       Turbine impeller
worm gear        piston compressor,         Carbonitriding pieces
General service industries (petroleum, food, chemical, paper, fertilizer,  Fabric, aviation and nuclear)
Fluid, gas and oil transport,     Pressure and heat transmission
Construction and ornament,   Boiler heat exchangers

Condition of Delivery

Without heat treatment
Please specify in the contract if you suggest.

Dimensions(mm)

Round Bar

Diameter: 20mm-800mm

Square Bar

8*8--130*130
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