Ss400 S20c S45c 1020 1045 4140 42CrMo4 Hot Rolled and Cold Drawn Steel Round Bars
China Ss400 S20c S45c 1020 1045 4140 42CrMo4 Hot Rolled and Cold Drawn Steel Round Bars, Find details about China Round Bars, Steel Round Bars from Ss400 S20c S45c 1020 1045 4140 42CrMo4 Hot Rolled and Cold Drawn Steel Round Bars
Basic Info.
Model NO.
steel round bars
Special Use
Mold Steel, Free Cutting Steel, Cold Heading Steel
Products
Hot Rolled Steel Round Bar
Diameter
16mm to 350mm
Main Grade
1020 1045 Ss400 4140 etc
Condition
Keep Stocks Always
Trademark
Laiwu Xincheng
Transport Package
Standard Export Packing
Specification
M12-M310
Origin
China
HS Code
72283090
Model NO.
steel round bars
Special Use
Mold Steel, Free Cutting Steel, Cold Heading Steel
Products
Hot Rolled Steel Round Bar
Diameter
16mm to 350mm
Main Grade
1020 1045 Ss400 4140 etc
Condition
Keep Stocks Always
Trademark
Laiwu Xincheng
Transport Package
Standard Export Packing
Specification
M12-M310
Origin
China
HS Code
72283090
Product Desciption
S20C S35C S45C S50C S55C SCM440 SCR440 SCM420 steel round bars
Keep stocks always with 1020, 1045 , 4140, 8620h, 40Cr, 4340 , contact us freely !
1.Specifications of hot rolled steel round bars
1.Delievery condition:Hot rolled
2.Proseccing:EAF+LF+(VD).
3.Length tolerance: -0/+50mm
4.Straightness:≤3mm/m.
5.Futhur Heat Treatment: Annealed, Normalized, QT
6.Ultrasonic test according to SEP 1921-84 C/c or
7.Payment term: TT Or LC
8.Price terms: EXW, FOB, CFR, CIF etc
9. Packaging: In bundles, 2 to 3 MT per ton
10. Mark:Hest Number,Weight,Sizes,Grade,etc
2.Sizes of hot rolled steel round bars
3.Quality conditions:
1.Processing Line:
Iron - hot metal pretreatment - Converter - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
Electric Furnace - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
2.Gas content level:O2 - <20 ppm H2 - <2 ppm N2- <100 ppm
3.Grain Sizes:5-8
4. non-metallic inclusions contorlling level
4.Main Grade and chemical compositon for the hot rolled steel round bars we can supply:
4.Main Grade and mechanical property for the hot rolled steel round bars we can supply:
5.Our Advantages:
1.Mature technology,low cost
2.The short flow,fast delivery
3.Standard operation,Extremely high consistency quality of goods.
Keep stocks always with 1020, 1045 , 4140, 8620h, 40Cr, 4340 , contact us freely !
1.Specifications of hot rolled steel round bars
1.Delievery condition:Hot rolled
2.Proseccing:EAF+LF+(VD).
3.Length tolerance: -0/+50mm
4.Straightness:≤3mm/m.
5.Futhur Heat Treatment: Annealed, Normalized, QT
6.Ultrasonic test according to SEP 1921-84 C/c or
7.Payment term: TT Or LC
8.Price terms: EXW, FOB, CFR, CIF etc
9. Packaging: In bundles, 2 to 3 MT per ton
10. Mark:Hest Number,Weight,Sizes,Grade,etc
2.Sizes of hot rolled steel round bars
| Sizes details | diameter | 16-350mm |
| length | 1-12m(canbe customerized) | |
| Sizes tolerance | length | -0/50mm(max) |
| Straightness | 3mm/m(max) |
3.Quality conditions:
1.Processing Line:
Iron - hot metal pretreatment - Converter - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
Electric Furnace - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
2.Gas content level:O2 - <20 ppm H2 - <2 ppm N2- <100 ppm
3.Grain Sizes:5-8
4. non-metallic inclusions contorlling level
| A | B | C | D | |
| MAX | MAX | MAX | MAX | |
| Thin | 2 | 2 | 2 | 2 |
| Thick | 1 | 1 | 1 | 1 |
4.Main Grade and chemical compositon for the hot rolled steel round bars we can supply:
| Grade | C | Si | Mn | Cr | Mo | Ni | P | S |
| Q235(B)/SS400/S235JR/A36 | ≤ 0.20 | ≤0.35 | ≤1.4 | 0.3-0.4 | ≤0.30 | ≤ 0.045 | ≤ 0.045 | |
| 20#/CK22, CK20/1020/050A20/S20C | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | 0.3-0.4 | ≤0.30 | ≤ 0.035 | ≤ 0.035 | |
| 45#/CK45, C45/1045/080M46/S45C | 0.42-0.5 | 0.17-0..37 | 0.5-0.8 | 0.3-0.4 | ≤0.30 | ≤ 0.035 | ≤ 0.035 | |
| 20Cr/20Cr4/5120/527A19/SCr420H | 0.18-0.24 | 0.17-0.37 | 0.50-0.80 | 0.70-1.00 | ≤0.15 | ≤0.30 | ≤ 0.035 | ≤ 0.035 |
| 40Cr/41Cr4/5140/520M40/SCr440 | 0.37-0.44 | 0.17-0.37 | 0.5-0.8 | 0.8-1.1 | ≤0.15 | ≤0.30 | ≤ 0.035 | ≤ 0.035 |
| 30CrMo/4130/1717COS110/SCM420 | 0.26-0.34 | 0.17-0.37 | 0.4-0.7 | 0.8-1.1 | 0.15-0.25 | ≤0.30 | ≤ 0.035 | ≤ 0.035 |
| 35CrMo/34CrMo4/4135/708A37 | 0.32-0.40 | 0.17-0.37 | 0.4-0.7 | 0.8-1.1 | 0.15-0.25 | ≤0.30 | ≤ 0.035 | ≤ 0.035 |
| 42CrMo/42CrMo4/4140/708A42/708M40 | 0.38-0.45 | 0.17-0.37 | 0.5-0.8 | 0.90-1.2 | 0.15-0.25 | ≤0.30 | ≤ 0.035 | ≤ 0.035 |
| 40CrNiMoA/40CrNiMo22/4340/871M40/SNCM439 | 0.37-0.44 | 0.17-0.37 | 0.50-0.80 | 0.60-0.90 | 0.15-0.25 | 1.25-1.65 | ≤ 0.025 | ≤ 0.025 |
4.Main Grade and mechanical property for the hot rolled steel round bars we can supply:
| Grade | Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation(%) | AKV(J) | Reduction of Area(%) |
| (Mpa) | (%) | (%) | Akv (J) | ||
| min | min | min | min | min | |
| Q235(B)/SS400/S235JR/ A36 | 410 | 235 | 25 | 55 | |
| 20#/CK22, CK20/1020/ 050A20/S20C | 410 | 245 | 25 | 55 | |
| 45#/CK45, C45/1045/080M46/S45C | 600 | 355 | 16 | 39 | 40 |
| 20Cr/20Cr4/5120/527A19/SCr420H | 410 | 245 | 25 | 55 | |
| 40Cr/41Cr4/5140/520M40/SCr440 | 980 | 785 | 9 | 47 | 45 |
| 30CrMo/4130/1717COS110/SCM420 | 930 | 785 | 12 | 63 | 50 |
| 35CrMo/34CrMo4/4135/708A37 | 980 | 835 | 12 | 63 | 45 |
| 42CrMo/42CrMo4/4140/708A42/708M40 | 1080 | 930 | 12 | 63 | 45 |
| 40CrNiMoA/40CrNiMo22/4340/871M40/SNCM439 | 980 | 835 | 12 | 78 | 55 |
5.Our Advantages:
1.Mature technology,low cost
2.The short flow,fast delivery
3.Standard operation,Extremely high consistency quality of goods.
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