KS STS444TB

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

The high quality Korea KS STS444TB material is one of the more steel grades we supply, KS D 3577 (2007),Stainless steel for boiler and heat exchanger tubes. STS444TB is our main production grade, which has been approved by customers in many countries since its initial production, including our STS444TB 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 STS444TB materials, and we are willing to develop together with customers from all over the world.

Also includes STS444TB steel material norm, chemical composition, mechanical properties, datasheet, STS444TB equivalent, heat treatment and temperature process of STS444TB, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in STS444TB this steel grade have a more comprehensive understanding, Download the full STS444TB PDF version of this datasheet.

Chemical composition (wt.%) of STS444TB

Elements	Min.（≥）	Max.（≤）
C	-	0.025
Si	-	1.00
Mn	-	1.00
P	-	0.040
S	-	0.030
Cr	17.00	20.00
Ni	-	0.60
Mo	1.75	2.50
N	-	0.025
Ti,Nb,Zr	8×(C％+N％)	0.80

Mechanical Properties of STS444TB

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
424 (≥)	465 (≥)	11	21	32	Solution & Aging, Ann, Ausaging, Q+T	424