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Special Alloy

CSN G637.40

The high quality Czech Republic CSN G637.40 material is one of the more steel grades we supply, The Czech republic Structural steel. G637.40 is our main production grade, which has been approved by customers in many countries since its initial production, including our G637.40 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 G637.40 materials, and we are willing to develop together with customers from all over the world.

Also includes G637.40 steel material norm, chemical composition, mechanical properties, datasheet, G637.40 equivalent, heat treatment and temperature process of G637.40, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in G637.40 this steel grade have a more comprehensive understanding, Download the full G637.40 PDF version of this datasheet.

2015-08-10 15:56:43 Print this page

Chemical composition (wt.%)

C(%) Si(%) Mn(%) Cr(%) W(%)
1.20-1.60 Max 2.00 Max 0.60 27.0-31.0 3.50-5.00
Co(%)
9.00-11.5

Mechanical Properties

Rp0.2 (MPa) Rm (MPa) Impact
KV (J)
Elongation
A (%)
A Z (%) Delivery Hardness HB
115 (≥) 444 (≥) 33 31 44 Solution & Aging, Ann, Ausaging, Q+T 114

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G637 40

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