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Special Alloy

GBT L20158

The high quality China GBT L20158 material is one of the more steel grades we supply, China structural steel and alloy steel. L20158 is our main production grade, which has been approved by customers in many countries since its initial production, including our L20158 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 L20158 materials, and we are willing to develop together with customers from all over the world.

Also includes L20158 steel material norm, chemical composition, mechanical properties, datasheet, L20158 equivalent, heat treatment and temperature process of L20158, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in L20158 this steel grade have a more comprehensive understanding, Download the full L20158 PDF version of this datasheet.

2015-08-10 15:58:53 Print this page

Chemical composition (wt.%)

C(%) Si(%) Mn(%) P(%) S(%) Cr(%)
0.14-0.20 0.20-0.40 1.20-1.60 0.035 0.035
B(%) Al(%)

Mechanical Properties

Rp0.2 (MPa) Rm (MPa) Impact
KV (J)
Elongation
A (%)
A Z (%) Delivery Hardness HB
184 (≥) 187 (≥) 42 32 21 Solution & Aging, Ann, Ausaging, Q+T 114

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L20158