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Cold Drawn Profile Steel , Alloy Steel Cold Finished Bar 41Cr4 / 5140 / SCr440 / 40Cr

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Cold Drawn Profile Steel , Alloy Steel Cold Finished Bar 41Cr4 / 5140 / SCr440 / 40Cr

Cold Drawn Profile Steel , Alloy Steel Cold Finished Bar 41Cr4 / 5140 / SCr440 / 40Cr
Cold Drawn Profile Steel , Alloy Steel Cold Finished Bar 41Cr4 / 5140 / SCr440 / 40Cr

Large Image :  Cold Drawn Profile Steel , Alloy Steel Cold Finished Bar 41Cr4 / 5140 / SCr440 / 40Cr

Product Details:
Place of Origin: China
Brand Name: UST
Certification: ISO 9001
Model Number: Shape, Round, Square, Hex, Flat and Irregular
Payment & Shipping Terms:
Minimum Order Quantity: MOQ: 1-3 ton
Price: USD 670- 1100/ton
Packaging Details: Plastic plugs in both ends, Hexagonal bundles of max 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips.
Delivery Time: Within 5-35 days
Supply Ability: 1500 ton/month
Detailed Product Description
Process: Hot Rolled+Annealed+Cold Drawn Quality Standard: ASTM A29, DIN, JIS
Surface: Smooth Or Bright Material: Alloy Steel
Tolerance: H9,H10,H11 Keyword: Cold Drawn Profile Steel
High Light:

old finished steel bar

,

hexagonal steel bar

 

Cold Drawn Profile Steel , Alloy Steel Cold Finished Bar 41Cr4 / 5140 / SCr440 / 40Cr

 

Feature and Customer Benefits:

Cold drawn products Features Customer Benefits
Improved Size and Section Tighter size & section tolerances Reduces machining losses
Dimensional consistency within each bar
Dimensional consistency from bar to bar
Better surface finish Ground and polished Reduces surface machining &
improves quality
Surface Improvement (Shaving or turning to produce "Defect Free" surface)
Tighter straightness tolerances Improved Straightness Facilitates automatic bar feeding
Increased Mechanical Properties Yield strength Can reduce the need for hardening
Tensile strength
Hardness
Improve Machinability and Productivity Increased machining rates Enables higher machining feeds & speeds and
improved machined finish
Longer tool life
Improved yield
Improved Formability Improves response to spheroidization Cold Drawn and Annealed
Improved Cost Effectiveness Optimizes machinabili
 

 

Related specification:

European: 41Cr4

USA: ASTM A29 , ASTM A510 , ASTM A519

SAE J404

SAE: 5140

Japan: JIS S SCr440 

 

Chemical composition(%):

Grade C Si Mn P S Cr
5140 0.38-0.43 0.15-0.35 0.70-0.90 0.030 max 0.040 max 0.70-0.90
41Cr4 0.38-0.45 0.40 max 0.60-0.90 0.025 max 0.035 max 0.90-1.20
40Cr 0.37-0.44 0.17-0.37 0.50-0.80 0.035 max 0.035 max 0.80-1.10

 

Tolerance and roughness:

Size Standard Tolerance(inches) Special Tolerance(inches) Min.Corner Radii(inches) Max.Surf.Roughness
0.125-0.4375 0.002'' 0.001'' 0.015'' 63Ra
0.4375-0.75 0.003'' 0.0015'' 0.03'' 90Ra
0.75-1.5 0.003'' 0.0015'' 0.03'' 125Ra
1.5-2.5 0.004'' 0.002'' 0.03'' 125Ra
2.5-3.0 0.005'' 0.0025'' 0.03'' 125Ra
3.0-4.0 0.006'' 0.003'' 0.03'' 125Ra

 

Certificate of Quality: issued in English, in addition the normal terms, production process, the mechanical property yield strength, tensile strength, elongation and hardness, forged ratio, UT test result, Grain size, heat treatment methods and the sample of is shown on the Certificate of Quality.

 

Packing: Plastic reel shaft, and bound, iron wire frame, the paper barrel etc
Cold Drawn Profile Steel , Alloy Steel Cold Finished Bar 41Cr4 / 5140 / SCr440 / 40Cr 0

 

Please feel free to contact us again if you have any further questions. We look forward to receiving an order from you.

Contact Details
SHANGHAI UNITE STEEL

Contact Person: Eric

Tel: 13661534998

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