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Tool Steels & Die Steels

ASTM D7

2013-05-16 23:22:28 Print this page

The high quality USA ASTM D7 material is one of the more steel grades we supply, Cold-Work Tool Steel. D7 is our main production grade, which has been approved by customers in many countries since its initial production, including our D7 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 D7 materials, and we are willing to develop together with customers from all over the world.

Also includes D7 steel material norm, chemical composition, mechanical properties, datasheet, D7 equivalent, heat treatment and temperature process of D7, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in D7 this steel grade have a more comprehensive understanding, Download the full D7 PDF version of this datasheet.

Chemical composition (wt.%) of D7

Elements Min.(≥) Max.(≤)
C 2.15 2.50
Si 0.10 0.60
Mn 0.10 0.60
P - 0.030
S - 0.030
Cr 11.50 13.50
Mo 0.70 1.20
V 3.80 4.40
W - -
Ni+Cu - 0.75

Mechanical Properties of D7

Rp0.2 (MPa) Rm (MPa) Impact
KV (J)
Elongation
A (%)
A Z (%) Delivery Hardness HB
558 (≥) 412 (≥) 11 24 21 Solution & Aging, Ann, Ausaging, Q+T 412
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