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Superalloys

GB GH4738

2013-06-17 13:50:10 Print this page

The high quality China GB GH4738 material is one of the more steel grades we supply, Nickel-base superalloy. GH4738 is our main production grade, which has been approved by customers in many countries since its initial production, including our GH4738 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 GH4738 materials, and we are willing to develop together with customers from all over the world.

Also includes GH4738 steel material norm, chemical composition, mechanical properties, datasheet, GH4738 equivalent, heat treatment and temperature process of GH4738, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in GH4738 this steel grade have a more comprehensive understanding, Download the full GH4738 PDF version of this datasheet.

Chemical composition (wt.%) of GH4738

Elements Min.(≥) Max.(≤)
C 0.03 0.10
Cr 18.0 21.0
Mo 3.5 5.0
Ni - Remainder
Co 12.0 15.0
Al 1.2 1.6
Ti 2.75 3.25
B 0.003 0.01
Fe - 2.0
Zr 0.02 0.08

Mechanical Properties of GH4738

Rp0.2 (MPa) Rm (MPa) Impact
KV (J)
Elongation
A (%)
A Z (%) Delivery Hardness HB
649 (≥) 813 (≥) 22 22 42 Solution & Aging, Ann, Ausaging, Q+T 233
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