SHANGHAI UNITE STEEL
| Payment Terms | L/C, D/A, D/P, T/T |
| Supply Ability | 3000 Ton per Month |
| Delivery Time | Within 15-45 days |
| Packaging Details | Standard seaworthy packing |
| Product name | AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length as your request . |
| Material grade | AISI 4340/34CrNiMo6/1.6582 |
| Delievry condition | Annealed/hot rolled/cold drawn/quenched&tempered |
| Surface | Black/machined |
| UT | SEP 1921-84 Class C/c D/d E/e |
| Certificate | ISO/BV/SGS/MTC |
| Length | as your request |
| Process | EAF/IF/ESR+ LF+ VD |
| Brand Name | Unite Steel |
| Model Number | Flat bar |
| Certification | ISO/BV/SGS/MTC |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T | Supply Ability | 3000 Ton per Month |
| Delivery Time | Within 15-45 days | Packaging Details | Standard seaworthy packing |
| Product name | AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length as your request . | Material grade | AISI 4340/34CrNiMo6/1.6582 |
| Delievry condition | Annealed/hot rolled/cold drawn/quenched&tempered | Surface | Black/machined |
| UT | SEP 1921-84 Class C/c D/d E/e | Certificate | ISO/BV/SGS/MTC |
| Length | as your request | Process | EAF/IF/ESR+ LF+ VD |
| Brand Name | Unite Steel | Model Number | Flat bar |
| Certification | ISO/BV/SGS/MTC | Place of Origin | China |
| High Light | hot rolled round bar ，spring steel round bar | ||
AISI 4340/34CrNiMo6/1.6582 Hot Rolled Steel Bar , Alloy Steel Flat Bar , Low MOQ , Length as your request
| DIN 1.6511 AISI 4340 steel flat bar | |||||||||||
| Comparative standard | Grade | C | Si | Mn | Cr | Mo | V | W | P | S | Ni |
| GB | 40CrNiMoA | 0.36-0.44 | 0.10-0.350 | 0.45-0.70 | 1.10-1.40 | 0.20-0.35 | 0.03 | 0.02 | 1.30-1.7 | ||
| AISI | 4337/4340 | ||||||||||
| JIS | SNCM8 | ||||||||||
| DIN | 34CrNiMo6/1.6582 | 0.34 | max 0.40 | 0.65 | 1.50 | 0.23 | 0.03 | 0.03 | 1.50 | ||
| Dimensions | |||||||||||
| Round bar | |||||||||||
| Dia:16mm~700mm | Length:2m~6m | ||||||||||
| Flat bar | |||||||||||
| Thickness:20mm~500mm | Length:2m~12m | ||||||||||
| *Dimensions can be customized | |||||||||||
| Heat Treatment | |||||||||||
| Normalizing | 850-880°C | - | |||||||||
| Stress Relieving | 650°C | air cooling | |||||||||
| Quenching | 830-860°C | oil quenching | |||||||||
| Tempering | 540-660°C | ||||||||||
| 1.Normalizing | |||||||||||
| Normalizing temperature : 850-880°C | |||||||||||
| 2.Stress Relieving | |||||||||||
| Stress relieving to remove machining stresses should be carried out by heating to approx.650°C, | |||||||||||
| holding for 1-2 hours at heat,followed by air cooling . | |||||||||||
| This operation is performed to reduce distortion during heat treatment . | |||||||||||
| 3.Hardening | |||||||||||
| Harden from a temperature of 830-860°C followed by oil quenching. | |||||||||||
| Quenching temperature in the end quench test is 850°C. | |||||||||||
| 4.Tempering | |||||||||||
| tempering temperature: 540-660°C | |||||||||||
| Detail information | |||||||||||
| Process | EAF+LF+VD+Forging+(Rolling)+Annealing Condition (optional) | ||||||||||
| Delivery Condition | Hot forged+Rough machined/turned surface | ||||||||||
| MOQ | 1 ton | ||||||||||
| Technical Data | According to customer’s requirements of chemical composition, physical properties and mechanical testing | ||||||||||
| Ultrasonic Test | Ultrasonic test according to SEP 1921-84 G3 D/d E/d | ||||||||||
| Applications | |||||||||||
| Hot extrusion dies, forging die forging hammer, forging press die, precision forging die well as aluminum, copper and alloys die-casting mold. | |||||||||||
| Relevant documents | |||||||||||
| Contract Documents | Contract, Debit Note, PI(Performa Invoice) | ||||||||||
| Shipping Documents | B/L(Bill of Loading), Packing List, Shipping list, CI(Commercial Invoice) | ||||||||||
| Certifications | SGS, ISO9001-2008, UT(Ultrasonic Test), CO(Certificate of Original), MTC(Milling Test Certificate) | ||||||||||
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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