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পণ্যের বিবরণ:
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| ওডি: | ১৬-৫০০ মিমি | দৈর্ঘ্য: | 3-6 মি 9 মি 12 মি |
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| পৃষ্ঠ: | কালো এবং উজ্জ্বল | প্রকার: | গরম ঘূর্ণিত কাঠ |
| ইস্পাত গ্রেড: | অ্যালো স্টিল | আকৃতি: | গোল |
| পণ্যের নাম: | 1.6580 30CrNiMo8 qt খাদ ইস্পাত গোলাকার বার | পৃষ্ঠ চিকিত্সা: | কালো/পিলিং/পলিশিং/মেশিন করা |
| বিতরণ শর্ত: | annealed, গরম ঘূর্ণিত/নকল | তাপ চিকিত্সা: | নরমালাইজড +অ্যানিলড +ভেঞ্চড + টেম্পারড |
| বিশেষভাবে তুলে ধরা: | Hot Rolled EN 10083-3 alloy steel round bar,Forged steel 30CND8 round rod,30CrNiMo8 steel bar OD 20-400mm |
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| Grade : | 30CrNiMo8 | ||||
| Number: | 1.6580 | ||||
| Classification: | Alloy special steel | ||||
| Standard: |
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| Equivalent grades: | Go here |
Chemical composition % of steel 30CrNiMo8 (1.6580): EN 10083-3-2006
| C | Si | Mn | Ni | P | S | Cr | Mo |
| 0.26 - 0.34 | max 0.4 | 0.5 - 0.8 | 1.8 - 2.2 | max 0.025 | max 0.035 | 1.8 - 2.2 | 0.3 - 0.5 |
Mechanical properties of steel 30CrNiMo8 (1.6580)
| Nominal diameter (mm): | to 16 | 16 - 40 | 40 - 100 | 100 - 160 | 160 - 250 | 250 - 330 | 330 - 660 |
| Rm - Tensile strength (MPa) (+QT) | 1250-1450 | 1250-1450 | 1000-1300 | 1000-1200 | 850-1100 | 850 | 800 |
| Nominal diameter(mm): or for flat products thickness: to 8; 8-20; 20-60; 60-100; 100-160; | to 16 | 16 - 40 | 40 - 100 | 100 - 160 | 160 - 250 |
| Re - Upper yield strength or Rp0.2 - 0.2% proof strength (MPa) (+QT) |
1050 | 1050 | 900 | 800 | 700 |
| Nominal thickness(mm): | to 160 | 160 - 330 | 330 - 660 |
| Re - Upper yield strength (MPa) (+QT) | 700 | 630 | 590 |
| KV - Impact energy (J) longitud., (+QT) | +20° 30-45 |
| KV - Impact energy (J) transverse, (+QT) | +20° 20-27 |
| A - Min. elongation at fracture (%) transverse, (+QT) | 8-14 |
| Nominal thickness (mm): | to 16 | 16 - 40 | 40 - 100 | 100 - 160 | 160 - 250 |
| A - Min. elongation Lo = 5,65 √ So (%) (+QT), round products | 9 | 9 | 10 | 11 | 12 |
| Nominal diameter (mm): or for flat products thickness: to 8; 8-20; 20-60; 60-100; 100-160; | to 16 | 16 - 40 | 40 - 100 | 100 - 160 | 160 - 250 |
| Z - Reduction in cross section on fracture (%) (+QT) | 40 | 40 | 45 | 50 | 50 |
| Brinell hardness (HBW): (+A) | 248 - 255 |
Equivalent grades of steel 30CrNiMo8 (1.6580)
Warning! Only for reference
| EU EN |
Germany DIN,WNr |
Japan JIS |
France AFNOR |
England BS |
China GB |
Russia GOST |
Inter ISO |
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Mechanical properties
| ReH | Minimum yield strength / Mindestwert der oberen Streckgrenze / Limite d elasticite minimale |
| Rm | Tensile strength / Zugfestigkeit / Resistance a la traction |
| A | Minimum elongation / Mindestwert der Bruchdehnung / Allongement minimal |
| J | Notch impact test / Kerbschlagbiegeversuch / Essai de flexion par choc |
Heat treatment conditions
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Alloy special steel |
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Q: Are you trading company or manufacturer ?
A: We are professional manufacturer for Round Bar , and our company also is a very professional a trade company for steel products.we can also provide a wide range of steel products.
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Q: Do you accept the third party inspection?
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A: Each piece of products is manufactured by certified workshops, inspected by worker piece by piece according to national QA/QC standard. We also could issue the warranty to customer to guarantee the quality.
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