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SAE 1020 Barras Redondas De Acero

SAE 1020 Barras Redondas De Acero
Price: US $ 360/Ton
Trade Terms: FOB,CFR,CIF
Min Order: 20/Ton
Pay Type: L/C,T/T,D/P,Paypal,Money Gram

Barras redondas de acero

Production Process:  

 

Blast Furnance→ Molten Iron Pretreatment→Converter→LF→VD/RH→

ContinuousCasting→Hot Rolling(KOCKS)→ Heat Treatment→ UT Inspection→ Finish Product  

 

EAF→LF→VD/RH→ Continuous Casting→Hot Rolling(KOCKS)→ Heat Treatment→ UT Inspection→ Finish Product  

 

Gas Content Requirements:O2 - <20 ppm  H2 - <2 ppm   N2- <100 ppm

Nonmetal impurity:2  

 

Grain Size:5 to 8  

 

Macro Etch:Not more than Grade 2(C2R2S2)



High Quality Carbon Structural Steel

Shape

Round Flat  Square   H-beam Hexagon Deformed

Production Process

EAF+LF+(VD+ROLLED+DRAWN+FORGED+HEAT TREATMENT+ SURFACE TREATMENT) OPITIONAL

Heat Treatment

Normalizing Annealing Quenching Tempering

Model(GB)

S20Cr

S40Cr

S45Cr

S50Cr

S55Cr

S60Cr

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

S20C
1020
C22

S40C
1040
1039
060A40
080A40
080M40

S45C
C45B(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

According to customer's requirement

Dimensions(mm)

Round Bar

Diameter:20mm-800mm

Square Bar

10*10--130*130  

Prod Model: 1020 s20c c20 c22
Markets: North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Production Process: Eaf+Lf+Vd+CCM+Hot Rolling
Type: Carbon Steel Bar
Standard: BS
Technique: Hot Rolled
Application: Structural Steel Bar
Alloy: Non-alloy
Special Use: Mold Steel
Qingdao Helio Steel Co., Ltd. Was established in March19, 2012. Our company's business staff members possess professional service capabilities of steel products, with more than a decade of experience on steel production, technology development, product sales and foreign trade. We comply the principle of friendly cooperation and mutual benefit, and persist in developing together with new and old customers.

Our company is located in Qingdao, a coastal city of Shandong Province, which is near Laiwu Steel Group. Only Laiwu City has steel production capacity of 20 million tons each year. Meanwhile, it is also the largest production base of powder metallurgy products in the whole country. Otherwise, there are more than ten well-known steel manufacturers within the province and the surrounding areas, so steel resources here is abundant and we can meet customers' various requirements.

Our company is mainly engaged in steel products for various specifications and materials, such as continuous casting billets, continuous casting tubes, hot-rolled bars, tubes, hot-rolled square steel, flat steel, H section steel, hot-rolled coils, cold-roll large-size panels, forging materials, and forgings.

We also run the import and export of steel products, based on the needs of customers at home and abroad to develop a variety of special steel products and timely delivery. I hope to sincerely cooperate with domestic and foreign customers, providing high-quality and low-priced products and professional services.

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  • Qingdao Helio Steel Co., Ltd.

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