AFNOR 1.4438

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

The high quality France AFNOR 1.4438 material is one of the more steel grades we supply, AFNOR NF EN 10028-7, AFNOR NF EN 10088-1, AFNOR NF EN 10088-2, AFNOR NF EN 10088-3, AFNOR NF EN 10088-4, AFNOR NF EN 10088-5, AFNOR NF EN 10217-7, AFNOR NF EN 10253-3, AFNOR NF EN 10253-4,Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements. 1.4438 is our main production grade, which has been approved by customers in many countries since its initial production, including our 1.4438 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 1.4438 materials, and we are willing to develop together with customers from all over the world.

Also includes 1.4438 steel material norm, chemical composition, mechanical properties, datasheet, 1.4438 equivalent, heat treatment and temperature process of 1.4438, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 1.4438 this steel grade have a more comprehensive understanding, Download the full 1.4438 PDF version of this datasheet.

Chemical composition (wt.%) of 1.4438

Elements	Min.（≥）	Max.（≤）
C	-	0.030
Si	-	1.00
Mn	-	2.00
P	-	0.045
S	-	0.015
Cr	17.50	19.50
Mo	3.00	4.00
Ni	13.00	16.00
N	-	0.11

Mechanical Properties of 1.4438

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
599 (≥)	694 (≥)	33	14	12	Solution & Aging, Ann, Ausaging, Q+T	244