SAE A 988 S21904

2013-06-18 14:07:07 Print this page

The high quality USA SAE A 988 S21904 material is one of the more steel grades we supply, SAE A 988/A 988M (2011) ,Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar. A 988 S21904 is our main production grade, which has been approved by customers in many countries since its initial production, including our A 988 S21904 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 988 S21904 materials, and we are willing to develop together with customers from all over the world.

Also includes A 988 S21904 steel material norm, chemical composition, mechanical properties, datasheet, A 988 S21904 equivalent, heat treatment and temperature process of A 988 S21904, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in A 988 S21904 this steel grade have a more comprehensive understanding, Download the full A 988 S21904 PDF version of this datasheet.

Chemical composition (wt.%) of A 988 S21904

Elements	Min.（≥）	Max.（≤）
C	-	0.04
Si	-	1.00
Mn	8.00	10.0
P	-	0.06
S	-	0.03
Cr	19.0	21.5
Ni	5.50	7.50
N	0.15	0.40

Mechanical Properties of A 988 S21904

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
765 (≥)	392 (≥)	32	32	13	Solution & Aging, Ann, Ausaging, Q+T	413