• SAE1045 4140 4340 17-4pH Steel Polished Piston Rod Shaft
  • SAE1045 4140 4340 17-4pH Steel Polished Piston Rod Shaft
  • SAE1045 4140 4340 17-4pH Steel Polished Piston Rod Shaft
  • SAE1045 4140 4340 17-4pH Steel Polished Piston Rod Shaft
  • SAE1045 4140 4340 17-4pH Steel Polished Piston Rod Shaft
  • SAE1045 4140 4340 17-4pH Steel Polished Piston Rod Shaft

SAE1045 4140 4340 17-4pH Steel Polished Piston Rod Shaft

Type: Round
Standard: AISI, ASTM, DIN, JIS, GB, BS
Composition: Carbon or Alloy
Technique: Cold Rolled
Shape: Bar
Surface Treatment: Polished
Samples:
US$ 1/Piece 1 Piece(Min.Order)
| Request Sample
Customization:

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Diamond Member Since 2017

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Rating: 5.0/5
Manufacturer/Factory

Basic Info.

Model NO.
Polished Piston Rod Shaft
Special Use
High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel, Alloy Steel or Carbon Steel
Application
Tool Steel Bar
Technology
Technology-Technology-Finish Ream
Size
Customized
Raw Material
Wire Rod and Hot Round Steel Bar
Transport Package
Anti-Rust Packaging
Specification
3mm-130mm customized
Trademark
DaJin
Origin
Shandong
Production Capacity
1000tons/Month

Product Description

5140 ML40Cr SCr440 GR8.8 alloy steel round bar
1.5140 40cR Scr440 Gr8.8 steel bar Main standard
SAE1045 4140 4340 17-4pH Steel Polished Piston Rod ShaftSAE1045 4140 4340 17-4pH Steel Polished Piston Rod ShaftSAE1045 4140 4340 17-4pH Steel Polished Piston Rod Shaft
GB JIS DIN ASTM/AISI/SAE
40Cr SCr40 41Cr4 5140
2.5140 40cR Scr440 Gr8.8 steel bar chemical compition
C SI MN S P Cr Ni/Cu
0.38-0.43 0.15-0.35 0.70-0.90 0.025 (max) 0.025 (max) 0.70-0.90 0.25 (max)

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 bars 16mm to 350mm
Cold drawn bars 6mm to 50mm
Forged round bars 200mm-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:
Oxygen Nitrogen Hydrogen
20ppm(max) 90ppm(max) 2ppm(max)

4)Inclusion Rating:ASTM E45A
  A B C D
  MAX MAX MAX MAX
Thin 2.5 2.0 0.5 0.5
Thick 1.5 1.0 1.0 1.0
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.
SAE1045 4140 4340 17-4pH Steel Polished Piston Rod ShaftSAE1045 4140 4340 17-4pH Steel Polished Piston Rod ShaftSAE1045 4140 4340 17-4pH Steel Polished Piston Rod ShaftSAE1045 4140 4340 17-4pH Steel Polished Piston Rod ShaftSAE1045 4140 4340 17-4pH Steel Polished Piston Rod ShaftSAE1045 4140 4340 17-4pH Steel Polished Piston Rod ShaftSAE1045 4140 4340 17-4pH Steel Polished Piston Rod Shaft
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.
SAE1045 4140 4340 17-4pH Steel Polished Piston Rod Shaft





SAE1045 4140 4340 17-4pH Steel Polished Piston Rod Shaft
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Diamond Member Since 2017

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Rating: 5.0/5
Manufacturer/Factory
Registered Capital
20190000 RMB
Plant Area
501~1000 square meters