SHANGHAI UNITE STEEL
| Supply Ability | 1500 ton/month |
| Delivery Time | Within 5-35 days |
| 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. |
| 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 |
| Brand Name | UST |
| Model Number | Shape, Round, Square, Hex, Flat and Irregular |
| Certification | ISO 9001 |
| Place of Origin | China |
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Product Specification
| Supply Ability | 1500 ton/month | Delivery Time | Within 5-35 days |
| 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. | 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 | Brand Name | UST |
| Model Number | Shape, Round, Square, Hex, Flat and Irregular | Certification | ISO 9001 |
| Place of Origin | China | ||
| 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
Please feel free to contact us again if you have any further questions. We look forward to receiving an order from you.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Exporter,Trading Company,Seller
Year Established:
2010
Total Annual:
10000000-25000000
Employee Number:
50~110
Ecer Certification：
Active Member
We, Shanghai Unite Steel are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national... We, Shanghai Unite Steel are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national...
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