SAE A 688 S31254

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

The high quality USA SAE A 688 S31254 material is one of the more steel grades we supply, SAE A 688/A 688M (2012),Welded Austenitic Stainless Steel Feedwater Heater Tubes. A 688 S31254 is our main production grade, which has been approved by customers in many countries since its initial production, including our A 688 S31254 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 688 S31254 materials, and we are willing to develop together with customers from all over the world.

Also includes A 688 S31254 steel material norm, chemical composition, mechanical properties, datasheet, A 688 S31254 equivalent, heat treatment and temperature process of A 688 S31254, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in A 688 S31254 this steel grade have a more comprehensive understanding, Download the full A 688 S31254 PDF version of this datasheet.

Chemical composition (wt.%) of A 688 S31254

Elements	Min.（≥）	Max.（≤）
C	-	0.02
Mn	-	1.00
Si	-	0.80
P	-	0.03
S	-	0.01
Cr	19.50	20.50
Ni	17.50	18.50
Mo	6.00	6.50
Cu	0.50	1.00
N	0.18	0.22

Mechanical Properties of A 688 S31254

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
631 (≥)	645 (≥)	24	31	33	Solution & Aging, Ann, Ausaging, Q+T	331