CNS SUH31

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

The high quality China CNS SUH31 material is one of the more steel grades we supply, CNS standard heat resistant steel bar steel grade and chemical composition. SUH31 is our main production grade, which has been approved by customers in many countries since its initial production, including our SUH31 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 SUH31 materials, and we are willing to develop together with customers from all over the world.

Also includes SUH31 steel material norm, chemical composition, mechanical properties, datasheet, SUH31 equivalent, heat treatment and temperature process of SUH31, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in SUH31 this steel grade have a more comprehensive understanding, Download the full SUH31 PDF version of this datasheet.

Chemical composition (wt.%) of SUH31

Elements	Min.（≥）	Max.（≤）
C	0.35	0.45
Si	1.50	2.50
Mn	-	0.60
P	-	0.040
S	-	0.030
Cr	14.00	16.00
Ni	13.00	15.00
Mo	-	-
N	-	-
W	2.00	3.00

Mechanical Properties of SUH31

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
338 (≥)	976 (≥)	14	11	31	Solution & Aging, Ann, Ausaging, Q+T	243