YB 303Se

2013-06-25 12:54:55 Print this page

The high quality USA YB 303Se material is one of the more steel grades we supply, YB SAE AMS 5640, YB SAE AMS 7538,Stainless and heat resisting steels. 303Se is our main production grade, which has been approved by customers in many countries since its initial production, including our 303Se 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 303Se materials, and we are willing to develop together with customers from all over the world.

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

Chemical composition (wt.%) of 303Se

Elements	Min.（≥）	Max.（≤）
C	-	0.15
Si	-	1.00
Mn	-	2.00
P	-	0.2
S	-	0.06
Cr	17.0	19.0
Ni	8.00	10.0
Se	0.15	-

Mechanical Properties of 303Se

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
742 (≥)	141 (≥)	12	33	13	Solution & Aging, Ann, Ausaging, Q+T	142