Gold Member Since 2014
Audited Supplier
Qingdao Helio Steel Co., Ltd.

Steel, Forgings, Steel Forgings manufacturer / supplier in China, offering 4140 8620 4340 Forged Steel Round Bar Ring Shaft, Cold Drawn Steel Bars S25c S30c S35c, AISI 1045/DIN 1.1191/JIS S45c Hot Rolled Carbon Steel Round Bar and so on.

(/ )

Supplier Homepage Product Casting and forging 4140 8620 4340 Forged Steel Round Bar Ring Shaft

4140 8620 4340 Forged Steel Round Bar Ring Shaft

FOB Price: US $500 / Ton
Min. Order: 10 Tons
Min. Order FOB Price
10 Tons US $500/ Ton
Get Latest Price
Production Capacity: 500mt
Transport Package: Standard Seaworthy
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

Request a custom order and have something just for you!

Send Customized Request
Basic Info
  • Model NO.: 4140 8620 4340
  • Molding Style: Forging
  • Application: Machinery Parts
  • Heat Treatment: Q+T
  • Forging Tolerance: +/-0.5mm
  • Certification: CE, ISO 9001:2008
  • Grade: Carbon or Alloy
  • Size: 200mm-1000mm or as Customer′s Drawing
  • Suface Condition: Black Surface or Turnned with Bright Surface
  • Specification: 300mm to 800mm
  • HS Code: 72
  • Processing Object: Metal
  • Molding Technics: Gravity Casting
  • Material: Steel
  • Surface Treatment: Polishing
  • Standard: AISI
  • Name: Forging Steel Bar
  • Main Material: 1020 Ck45 4140 4150
  • Supply Condition: Forged+Q+T
  • Trademark: LE REN
  • Origin: China
Product Description
Steel Forgings

1. Steel grades in different standard and Chemical composition
 Steel gradesCSiMnCrMoNiPSVw
Carbon Structure SteelQ235(B)/SS400/S235JR/A36≤ 0.20≤0.35≤1.40.3-0.4 ≤0.30≤ 0.045≤ 0.045  
20#/CK22, CK20/1020/050A20/S20C0.17-0.230.17-0.370.35-0.650.3-0.4 ≤0.30≤ 0.035≤ 0.035  
45#/CK45, C45/1045/080M46/S45C0.42-0.50.17-0..370.5-0.80.3-0.4 ≤0.30≤ 0.035≤ 0.035  
Alloy Structure Steel20Cr/20Cr4/5120/527A19/SCr420H0.18-0.240.17-0.370.50-0.800.70-1.00≤0.15≤0.30≤ 0.035≤ 0.035  
40Cr/41Cr4/5140/520M40/SCr4400.37-0.440.17-0.370.5-0.80.8-1.1≤0.15≤0.30≤ 0.035≤ 0.035  
30CrMo/4130/1717COS110/SCM4200.26-0.340.17-0.370.4-0.70.8-1.10.15-0.25≤0.30≤ 0.035≤ 0.035  
35CrMo/34CrMo4/4135/708A370.32-0.400.17-0.370.4-0.70.8-1.10.15-0.25≤0.30≤ 0.035≤ 0.035  

2. Mechanical property:
NameTensile Strength (Mpa)Yield Strength  (Mpa)Elongation  (%)AKV    (J)Reduction of Area (%)
 minminminminmin
Q235(B)/SS400/S235JR/
A36
41023525 55
20#/CK22, CK20/1020/
050A20/S20C
41024525 55
45#/CK45, C45/1045/080M46/S45C600355163940
20Cr/20Cr4/5120/527A19/SCr420H41024525 55
40Cr/41Cr4/5140/520M40/SCr44098078594745
30CrMo/4130/1717COS110/SCM420930785126350
35CrMo/34CrMo4/4135/708A37980835126345
42CrMo/42CrMo4/4140/708A42/708M401080930126345
40CrNiMoA/40CrNiMo22/4340/871M40/SNCM439980835127855
65Mn/65/1566/7354309 30
55Si2Mn/55Si7/9255/250A53/SUP6127411766 30
60Si2MnA/65Si7/9260/250A61/SUP7157013755 20
9260H     
50CrVA/50CrVA/6150/735A50/SUP101280113010 40
GCr15/100Cr6/E52100/534A99/SUJ2     
52100     
SAE 8620H98078594740
 
3. Production Line:
EAF(EBT) → LF → VD → IC → ESR → AOD → Forging →NDT → Rough Machining → NDT → Heat Treatment → NDT → Finish Machining→Consignment

4. Further Processing:
Surface Treatment: Peeling, Turning, Grinding, Milling, Drilling, Boring
Heat Treatment: Normalizing, Annealing, Quenching+ Tempering

5. Quality Control: UT tested, Sep1921, Class C/c and D/d

6. Products and Dimensions

7. Advantages:
* Reduced chance of void
* Better fatigue resistance 
* Improved microstructure
* Continuous grain flow
* Finer grain size
* Greater Strength

8. Application: 
* Roller for Metallurgy
* forgings for shipping
* forgings for power station
* High Pressure boiler Tube
* Forgings for Corrugated Roller
* Drill Collars
* Elevator and Slip Recesses
* Heavy Weight Drill Pipe/Kelly
* lifting Subs/Drill String Cross-over Sub
* Stabilizer/Intergral spiral Blade Stabilizer/WZ Type Integral Blade Stabilizer/Three Roller Stabilizer/Non-magnetic Stabilizer
* Mandrel Bar
* Pipe Mould 
* Wind Turbine Shaft

9. Equipment:
Steel Making System
* 40t VD/VOD Furnace
* 40t LF Furnace Melting
* High Power 40t EBT EAF
* 50T Vacuum Casting
* 8t AOD Furnace/*20t ESR Furnace Melting
 
Send your message to this supplier
Avatar
Miss Angelina
*From:
To: Miss Angelina
*Message:

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now