KS NCF690TB

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

The high quality Korea KS NCF690TB material is one of the more steel grades we supply, KS D 3757 (2003),Seamless nickel - chromium - iron alloy heat exchanger tubes. NCF690TB is our main production grade, which has been approved by customers in many countries since its initial production, including our NCF690TB 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 NCF690TB materials, and we are willing to develop together with customers from all over the world.

Also includes NCF690TB steel material norm, chemical composition, mechanical properties, datasheet, NCF690TB equivalent, heat treatment and temperature process of NCF690TB, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in NCF690TB this steel grade have a more comprehensive understanding, Download the full NCF690TB PDF version of this datasheet.

Chemical composition (wt.%) of NCF690TB

Elements	Min.（≥）	Max.（≤）
C	-	0.05
Si	-	0.50
Mn	-	0.50
P	-	0.030
S	-	0.015
Cr	27.00	31.00
Ni	58.00	-
Cu	-	0.50
Al	-	-
Ti	-	-
Fe	-	-

Mechanical Properties of NCF690TB

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
273 (≥)	298 (≥)	14	21	22	Solution & Aging, Ann, Ausaging, Q+T	422