SAE A 581 Type 303

2013-06-23 11:14:33 Print this page

The high quality USA SAE A 581 Type 303 material is one of the more steel grades we supply, SAE A 581/A 581M (2009) ,Free-Machining Stainless Steel Wire and Wire Rods. A 581 Type 303 is our main production grade, which has been approved by customers in many countries since its initial production, including our A 581 Type 303 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 A 581 Type 303 materials, and we are willing to develop together with customers from all over the world.

Also includes A 581 Type 303 steel material norm, chemical composition, mechanical properties, datasheet, A 581 Type 303 equivalent, heat treatment and temperature process of A 581 Type 303, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in A 581 Type 303 this steel grade have a more comprehensive understanding, Download the full A 581 Type 303 PDF version of this datasheet.

Chemical composition (wt.%) of A 581 Type 303

Elements	Min.（≥）	Max.（≤）
C	-	0.15
Si	-	1.00
Mn	-	2.00
P	-	0.2
S	0.15	-
Cr	17.0	19.0
Ni	8.00	10.0
Mo	-	0.60

Mechanical Properties of A 581 Type 303

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
951 (≥)	269 (≥)	24	34	21	Solution & Aging, Ann, Ausaging, Q+T	111