G 51200 - BSI/AFNOR - Steel Material Sheet

The material G 51200 belongs to the material group "Case Hardening Steels". The steel material "G 51200" has three alternative names. We also have the chemical analysis of G 51200 available for you below. The material "G 51200" contains Carbon, Chrome, Copper, Manganese, Oxygen, Phosphorus, Silicon and Sulfur. For the future we plan to add mechanical properties of "G 51200", complete data-sheets as well as a PDF-Download for you to download. For now you can easyily inquire this steel-material without obligation by using our contact-form. For correct determination of the shipping costs we need your shipping address. Please keep in mind that a detailed calculation can take a few days, depending on quantity, shipping-adress as well as forms and materials. We will contact you in any case.

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Steel Material G 51200 - Chemical Composition - Mass Fraction in Percent (%)

Carbon (C%)0,17-0,23
Silicon (Si%)≤0,40
Manganese (Mn%)0,60-0,90
Phosphorus (P%)0,025
Sulfur (S%)0,015
Cobalt (Co%)
Chrome (Cr%)0,90-1,20
Aluminum (Al%)≤0,05
Copper (Cu%)≤0,30
Nitrogen (N%)
Plumb (Pb%)
Molybdenum (Mo%)
Niobium (Nb%)
Nickel (Ni%)
Titanium (Ti%)
Vanadium (V%)
Tungsten (W%)
Tellurium (Te%)
Bismuth (Bi%)
Beryllium (Be%)
Boron (B%)
Oxygen (O%)≤0,0020
Iron(Ferrum) (Fe%)
Hydrogen (H%)
Zirconium (Zr%)
Lanthanum (La%)
Magnesium (Mg%)
Cerium (Ce%)
Tantalum (Ta%)
Arsenic (As%)
Tin (Sn%)
Calcium (Ca%)
Yttrium (Y%)
Hydrogen content (H ppm%)
Selenium (Se%)
Hafnium (Hf%)
Antimony (Sb%)
Density7,85

Steel Material G 51200 - Alternative Names

The material G 51200 with the standard BSI/AFNOR is also available with at least 3 alternative names, such as eg: DIN/EN: "20Cr4" and BSI/AFNOR: "G 51200" and AISI/SAE: "5120".

Steel Material G 51200 - Alternative Names List

DIN/EN20Cr4
BSI/AFNORG 51200
AISI/SAE5120

DIN Norm of G 51200

The norm of steel material G 51200 is EN ISO 68317