AISI S31803

2013-10-25 10:00:39 Print this page

The high quality USA AISI S31803 material is one of the more steel grades we supply, Duplex (Austenitic-Ferritic) Chromium Nickel Molybdenum Nitrogen Stainless Steel. S31803 is our main production grade, which has been approved by customers in many countries since its initial production, including our S31803 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 S31803 materials, and we are willing to develop together with customers from all over the world.

Also includes S31803 steel material norm, chemical composition, mechanical properties, datasheet, S31803 equivalent, heat treatment and temperature process of S31803, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in S31803 this steel grade have a more comprehensive understanding, Download the full S31803 PDF version of this datasheet.

Chemical composition (wt.%) of S31803

Elements	Min.（≥）	Max.（≤）
C	-	0.03
Mn	-	2.00
Si	-	1.00
P	-	0.03
S	-	0.02
Cr	21.00	23.00
Ni	4.50	6.50
Mo	2.50	3.50
N	0.08	0.20

Mechanical Properties of S31803

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
829 (≥)	666 (≥)	14	31	14	Solution & Aging, Ann, Ausaging, Q+T	421