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1.7149 / 20MC / 5120 / 20MnCr5 Hot Rolled Bar , High Strength Alloy Round Bar
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Brand Name:Unite Steel
Model Number:Dia : 10-350mm
Certification:MTC/SGS/BV/ISO
Price:USD 600-950 Ton
Payment Terms:L/C, D/A, D/P, T/T
Supply Ability:3000 Ton per Month
Delivery Time:Within 15-45 days
Company Data
Active Member
Contact Person
Eric
Business Type:
86-21-35316960
Business Type:
Manufacturer Distributor/Wholesaler Agent Exporter Trading Company Seller
Officials:
Room 1109, Loft Office, Green Land International Plaza, No. 275-8 Guoding East Road, Shanghai 200433, P.R. China. (admin(a)shunitesteel.com)
Quality:
Quality Certifitation Available
Product Details
Company Profile
Product Details
20MnCr5/1.7147/1.7149/20MC/5120/20MnCr5 Hot Rolled Steel Bar , High Strength Alloy Roun Bar
1.Specification:
Dia:10-350mm
Length:as your request.
2.All Grades Comparison:
| DIN 17210 | Material No. | AFNOR | SAE | UNI 7846 |
|---|---|---|---|---|
| 20MnCr5 | 1.7147/1.7149 | 20MC | 5120 | 20MnC |
3.Chemical Composition(%)
| C | Mn | Si | P | S | Cr |
|---|---|---|---|---|---|
| 0.17–0.22 | 1.10–1.40 | 0.40 max | 0.035 max | 0.035 max | 1.00–1.30 |
4.Mechanical Properties( T=20°C if not differently stated )
| Heat treatment state | Diameter(mm) | Rm (Mpa) |
|---|---|---|
| QUENCHED AND TEMPERED | 16 max | 1200 min |
| QUENCHED AND TEMPERED | 16-40 | 1000 min |
| QUENCHED AND TEMPERED | 40-100 | 800 min |
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HEAT TREATMENT AND HOT PLASTIC DEFORMATION TEMPERATURES
| - | TEMPERATURE ° C | Cooling Medium |
|---|---|---|
| Forging or hot rolling | 850-1100 | air |
| Normalizing | 840-870 | air |
| Soft Annealing | 650-700 | furnace 217HB max |
| Carburising | 880-980 | / |
| Core hardening | 860-900 | oil |
| Intermediate annealing | 650-700 | / |
| Case hardening | 780-820 | oil |
| Tempering | 150-200 | / |
Company Profile
SHANGHAI UNITE STEEL
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 famous steel enterprise.
In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state-owned or private owned in china, such as: DAYE Special Steel-a famous steel enterprise with the longest steelmaking history; BAO Steel, and Dongbei Special Steel Group-the biggest special steel manufacturer; TPCO, VALIN-largest seamless steel tube production enterprise; What's more, we have built long, deep and close business relationship with dozens of steel companies, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!
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