UNS 308

2013-07-17 13:14:18 Print this page

The high quality USA UNS 308 material is one of the more steel grades we supply, UNS SAE J 452,Chemical compositions, mechanical and physical properties of SAE aluminum casting alloys. 308 is our main production grade, which has been approved by customers in many countries since its initial production, including our 308 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 308 materials, and we are willing to develop together with customers from all over the world.

Also includes 308 steel material norm, chemical composition, mechanical properties, datasheet, 308 equivalent, heat treatment and temperature process of 308, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 308 this steel grade have a more comprehensive understanding, Download the full 308 PDF version of this datasheet.

Chemical composition (wt.%) of 308

Elements	Min.（≥）	Max.（≤）
C	-	0.08
Si	-	1.00
Mn	-	2.00
P	-	0.045
S	-	0.03
Cr	19.0	21.0
Ni	10.0	12.0

Mechanical Properties of 308

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
817 (≥)	748 (≥)	24	31	33	Solution & Aging, Ann, Ausaging, Q+T	224