Grade: 33MnCrB5-2 and 39MnCrB6-2
Standard: EN 10083-3: 2006
33MnCrB5-2 material number: 1.7185
39MnCrB6-2 material number: 1.7189
Category: alloy steel for quenching and tempering
EN10083-3 33MnCrB5-2 and 39MnCrB6-2 alloy steel
Grade: 33MnCrB5-2 and 39MnCrB6-2
Standard: EN 10083-3: 2006
33MnCrB5-2 material number: 1.7185
39MnCrB6-2 material number: 1.7189
Category: alloy steel for quenching and tempering
EN10083-3 33MnCrB5-2 steel is a hardening alloy steel for quenching and tempering. As a top five alloy steel mill in China, BBN steel company produces and exports 33MnCrB5-2 alloy steel bar, 33MnCrB5-2 steel flat, 39MnCrB6-2 steel sheet and 39MnCrB6-2 hot rolled plate. 33MnCrB5-2 steel products with tight chemical composition is suitable for different applications and material thicknesses.
33MnCrB5-2 alloy and 39MnCrB6-2 steel technical data
Chemical composition(%)
Material |
C |
Si max |
Mn |
P max. |
S max |
Cr |
B |
|
33MnCrB5-2 |
0.30 - 0.36 |
0.40 |
1.20- 1.50 |
0.025 |
0.035 |
0.30 - 0.60 |
0.0008-0.0050 |
|
39MnCrB6-2 |
0.36 - 0.42 |
0.40 |
1.40- 1.70 |
0.025 |
0.035 |
0.30 - 0.60 |
0.0008-0.0050 |
Mechanical properties at room temperature
Grade |
t ≤ 8mm |
8mm < t ≤ 20mm |
20mm < t ≤ 60mm |
||||||
|
Re min |
Rm |
A min |
Re min |
Rm |
A min |
Re min |
Rm |
A min |
|
|
MPa |
MPa |
% |
MPa |
MPa |
% |
MPa |
MPa |
% |
|
|
33MnCrB5-2 |
850 |
1050-1300 |
13 |
800 |
950 - 1200 |
13 |
750 |
900-1100 |
13 |
|
39MnCrB6-2 |
900 |
1100-1350 |
12 |
850 |
1050 - 1250 |
12 |
800 |
1000-1200 |
12 |
Note: Re: upper yield strength
Rm: tensile strength
A: percentage elongation after fracture
EN10083-3 33MnCrB5-2,39MnCrB6-2 alloy steel specifications
Plate steel/flat bar: Size: Thickness: 0.1mm-800mm Width: 10mm to 1500mm
Round bar: Diameter : 1mm-2000mm
Square bar: Size: 50mm * 50mm-600mm *600mm
Cold-rolled sheet: Thickness: 2-5mm Width:1000mm Length: 2000mm
Hot-rolled sheet: Thickness:6-80mm Width: 210-610mm
Length: as customer requirement.
Manufacturing: forging/hot rolling/ extrusion of steel
FAQ
1. Q:Are you a factory or trading company?
A: We are a factory with more than 10 years' experience.
2. Q:What is the MOQ.?
A: We have products in stock. for the products we don't have in stock, the MOQ is negotiable, which will take your demand as our first priority.
3. Q: How about the quality control?
A: We have our own quality control system and we have also done SGS test. If necessary, we can support other third party inspection.
4. Q: What's your advantage?
A: We specialize in the production of special steel and constantly improve our production technology.
5. Q: What service do you offer?
A: Customized service and best after-sales service for each customer, please feel free to contact us!
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