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Special Alloy

STAS/SR D

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

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

2015-08-10 15:54:50 Print this page

Chemical composition (wt.%)

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%)
0.21 0.10-0.35 0.60-1.40 0.050 0.050 0.30 Max 0.30
Al(%)
0.020 0.30

Mechanical Properties

Rp0.2 (MPa) Rm (MPa) Impact
KV (J)
Elongation
A (%)
A Z (%) Delivery Hardness HB
226 (≥) 492 (≥) 11 42 33 Solution & Aging, Ann, Ausaging, Q+T 214

D Equivalent Grade Stock

Materials Dimension Quantity State
SkD-11 Round Bar Stock Φ30-Φ350 3102 Kgs Hot-Rolled+Annealed+black
D2 Round bar Φ25-Φ380mm 45325 Kgs Hot-Rolled+Annealed+black
Cr12MoV 12-160(T)*310-610(W)*L 12.38 Tons Hot-Rolled+Annealed+black
1.2601 12-160(T)*310-610(W)*L 11.22 Tons Hot-Rolled+Annealed+black

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