KS STR11

2014-03-03 17:24:40 Print this page

The high quality Korea KS STR11 material is one of the more steel grades we supply, KS D 3731 (2002),Heat - resisting steel bars. STR11 is our main production grade, which has been approved by customers in many countries since its initial production, including our STR11 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 STR11 materials, and we are willing to develop together with customers from all over the world.

Also includes STR11 steel material norm, chemical composition, mechanical properties, datasheet, STR11 equivalent, heat treatment and temperature process of STR11, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in STR11 this steel grade have a more comprehensive understanding, Download the full STR11 PDF version of this datasheet.

Chemical composition (wt.%) of STR11

Elements	Min.（≥）	Max.（≤）
C	0.45	0.55
Si	-	1.00
Mn	-	2.00
P	-	0.03
S	-	0.03
Cr	7.50	9.50
Ni	-	0.60
Mo	-	-
N	-	-
Cu	-	0.30

Mechanical Properties of STR11

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
777 (≥)	971 (≥)	43	31	31	Solution & Aging, Ann, Ausaging, Q+T	131