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5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar

China 5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar, Find details about China Steel Bar, Cold Drawn Steel Bar from 5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar

Model NO.
steel bar
Special Use
High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
Application
Hardware Tools, Auto Parts, Standard Parts, Fasten
Steel Grade
Scm440 4140 4150 4145h 8620
Cold Drawn Steel Bar
Steel Round Bar
Surface
Bright or Black
Trademark
DaJin
Transport Package
Standard Seaworthy Package
Specification
3mm-130mm
Origin
Shandong
Model NO.
steel bar
Special Use
High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
Application
Hardware Tools, Auto Parts, Standard Parts, Fasten
Steel Grade
Scm440 4140 4150 4145h 8620
Cold Drawn Steel Bar
Steel Round Bar
Surface
Bright or Black
Trademark
DaJin
Transport Package
Standard Seaworthy Package
Specification
3mm-130mm
Origin
Shandong
5140 ML40Cr SCr440 GR8.8 alloy steel round bar
1.5140 40cR Scr440 Gr8.8 steel bar Main standard
GBJISDINASTM/AISI/SAE
40CrSCr4041Cr45140
2.5140 40cR Scr440 Gr8.8 steel bar chemical compition
CSIMNSPCrNi/Cu
0.38-0.430.15-0.350.70-0.900.025 (max)0.025 (max)0.70-0.900.25 (max)
5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar
3.40Cr  5140 41Cr4 SCr440 steel bar Mechanical Properties with QT
Hardness:207HB or according to client's request
Tensile  strength:Min 980MPA  
Yield  strength: Min 785MPA
elogation:9%  Reduction  of  area:45%  
AKV(impact  value):59J
4.our 40Cr  5140 41Cr4 SCr440 steel bar avaiable size 
Hot rolled round bars16mm to 350mm
Cold drawn bars6mm to 50mm
Forged round bars200mm-800mm
5.40Cr  5140 41Cr4 SCr440 hot rolled steel round bar Quality Control Process 
  1. s45c c45 sae1045 aisi1045 steel bar Production Line
 Blast Furnace Melton Iron → EAF(EBT/BOV) → LF → VD → Molten Steel → Continuous Casting → Hot Rolling(KOCKS) → UT Check - Processing and Distribution Center( Further processing Cold Drawn/Peeling/Turning or QT/annealing) 
2)Iron - hot metal pretreatment - Converter - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS)  --UT Check - Processing and Distribution Center( Further Processing Cold Drawn/Peeling/Turning or QT/annealing)

3)Gas Contents:
OxygenNitrogenHydrogen
20ppm(max)90ppm(max)2ppm(max)

4)Inclusion Rating:ASTM E45A
 ABCD
 MAXMAXMAXMAX
Thin2.52.00.50.5
Thick1.51.01.01.0
5)Common Grain Size: 5 to 8
6)Billet/steel bloom size
20-50mm: 180*220mm steel billet
52-85mm: 180*220mm steel billet
85-120mm: 260*300mm steel billet
130-210mm: 650mm round billet
210-350mm:800mm steel billet
6.Steel bar Supply condition Surface Treatment: Peeling, Turning, Grinding, Milling, Drilling, Boring
Heat Treatment: Normalizing, Annealing, Quenching+ Tempering
7.Straightness: 3mm/m(max)
8. Steel bar Packing:
*Bars from different heats will not be mixed and dispatched.
*Bars will be bundles and securely metal strapped in 3 min places of the bar length and tagged properly.
*For further processing products such as cold drawn/peeled or heat treated goods, plastics bag wrapped or pallet loading is available according to customer's demands.
  1. Delivery time of steel bar:7-10days of stock,30 days after order confirmed of new material
  2. Payment term:TT or LC
  3. Free sample:Yes
  4. steel bar Inspection: Spectral Tested, Microstructure Tested,Hardness Test,Macrostructure Test,UT sep1921 C/c
  5. Our steel bar mill's certificate
ISO901&ISO.TS16949,ISO4001,OHSAS18001
Special Equipment Manufacturing License of P.R.C for pipeline plate,steel plate for boiler&Vessel;
ISO/TS16949 2009 for Manufacturing of Special steel;
Europe CE Mark Certificate;
JIS MARK,KS MARK.

With dynamic and passionate professional sales team and technical team,Our company Dajin make great efforts to integrate China's steel resources and dedication to customers the provision of specialized steel products and services.Hope establish a good relationship with clients, growth together.

5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar5140 4140 4140 4145h SAE8620 H13 Alloy Steel Bar Cold Drawn Round Bar
Keywords:cold drawn steel bar/GR8.8 steel bar for bolts/B7 QT steel to make bolts/CD steel bar/cold drawn steel bar/GR8.8 steel bar for bolts/B7 QT steel to make bolts/CD steel bar/cold drawn steel bar/GR8.8 steel bar for bolts/B7 QT steel to make bolts/CD steel bar
 

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