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Special Alloy

CSN 42 2771

The high quality Czech Republic CSN 42 2771 material is one of the more steel grades we supply, The Czech republic Structural steel. 42 2771 is our main production grade, which has been approved by customers in many countries since its initial production, including our 42 2771 round bars, flat bar, forgings, fasteners, tubes, wires, strips, sheets & Plates, as well as a variety of profiles, professional high precision auto-lathe processing manufacturer of clinching fasteners, axes, standoffs, screws, studs, nuts, bolt, OEM parts and special shaped turning partsthe state of delivery includes quenched and tempered, annealed, machined semi-finished products, we also have strict management of the packaging, to avoid material damage from transportation. We are the best supplier of 42 2771 materials, and we are willing to develop together with customers from all over the world.

Also includes 42 2771 steel material norm, chemical composition, mechanical properties, datasheet, 42 2771 equivalent, heat treatment and temperature process of 42 2771, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 42 2771 this steel grade have a more comprehensive understanding, Download the full 42 2771 PDF version of this datasheet.

2015-08-10 15:56:49 Print this page

Chemical composition (wt.%)

C(%) Si(%) Mn(%) P(%) S(%) Ni(%)
0.15-0.22 0.20-0.50 0.40-0.70 0.035 0.035 4.00- 6.00 0.45 -0.65 0.50

Mechanical Properties

Rp0.2 (MPa) Rm (MPa) Impact
KV (J)
Elongation
A (%)
A Z (%) Delivery Hardness HB
784 (≥) 613 (≥) 34 21 11 Solution & Aging, Ann, Ausaging, Q+T 333

42 2771 Equivalent Grade Stock

Materials Dimension Quantity State
SA-437 Grade B4B/SUS 616 /422 Forged Bar Dia.160xL 2120 Kgs Forged+QT
420J2 Coil Strip 2.5(2.3)mm x 60/64mm 300 Kgs Cold-Rolled+Annealed

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42 2771

Products

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