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Structural Steel

PN 75

2014-03-19 14:18:51 Print this page

The high quality Poland PN 75 material is one of the more steel grades we supply, PN PN-H-84032 (1974), PN PN-H-93005 (1996),Steel for springs — Peeled bars, cold drawn bars and wires. 75 is our main production grade, which has been approved by customers in many countries since its initial production, including our 75 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 75 materials, and we are willing to develop together with customers from all over the world.

Also includes 75 steel material norm, chemical composition, mechanical properties, datasheet, 75 equivalent, heat treatment and temperature process of 75, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 75 this steel grade have a more comprehensive understanding, Download the full 75 PDF version of this datasheet.

Chemical composition (wt.%) of 75

Elements Min.(≥) Max.(≤)
C 0.72 0.80
Si 0.17 0.37
Mn 0.50 0.80
P - 0.040
S - 0.040
Cr - 0.35
Ni - 0.30
Cu - 0.25

Mechanical Properties of 75

Rp0.2 (MPa) Rm (MPa) Impact
KV (J)
A (%)
A Z (%) Delivery Hardness HB
678 (≥) 538 (≥) 44 24 33 Solution & Aging, Ann, Ausaging, Q+T 431
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