AFNOR 347F20

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

The high quality France AFNOR 347F20 material is one of the more steel grades we supply, AFNOR NF A 49-214, AFNOR NF A 35-578,Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery. 347F20 is our main production grade, which has been approved by customers in many countries since its initial production, including our 347F20 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 347F20 materials, and we are willing to develop together with customers from all over the world.

Also includes 347F20 steel material norm, chemical composition, mechanical properties, datasheet, 347F20 equivalent, heat treatment and temperature process of 347F20, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 347F20 this steel grade have a more comprehensive understanding, Download the full 347F20 PDF version of this datasheet.

Chemical composition (wt.%) of 347F20

Elements	Min.（≥）	Max.（≤）
C	0.04	0.08
Si	-	1.00
Mn	-	2.00
P	-	0.040
S	-	0.030
Cr	17.00	19.00
Ni	11.00	13.00
Mo	-	-
B	0.0015	0.0060
Nb+Ta	8×C	1.00

Mechanical Properties of 347F20

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
846 (≥)	613 (≥)	33	43	44	Solution & Aging, Ann, Ausaging, Q+T	221