B.S. 1.4439

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

The high quality UK B.S. 1.4439 material is one of the more steel grades we supply, B.S. BS EN 10028-7, B.S. BS EN 10088-1, B.S. BS EN 10088-2, B.S. BS EN 10088-3, B.S. BS EN 10088-4, B.S. BS EN 10088-5, B.S. BS EN 10216-5 (2004), B.S. BS EN 10217-7, B.S. BS EN 10253-3, B.S. BS EN 10253-4, B.S. BS EN 10272, B.S. BS EN 10296-2 (2005), B.S. BS EN 10297-2 (2005),Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel. 1.4439 is our main production grade, which has been approved by customers in many countries since its initial production, including our 1.4439 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 1.4439 materials, and we are willing to develop together with customers from all over the world.

Also includes 1.4439 steel material norm, chemical composition, mechanical properties, datasheet, 1.4439 equivalent, heat treatment and temperature process of 1.4439, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 1.4439 this steel grade have a more comprehensive understanding, Download the full 1.4439 PDF version of this datasheet.

Chemical composition (wt.%) of 1.4439

Elements	Min.（≥）	Max.（≤）
C	-	0.03
Si	-	1.00
Mn	-	2.00
P	-	0.045
S	-	0.015
Cr	16.50	18.50
Ni	12.50	14.50
Mo	4.00	5.00
N	0.12	0.22

Mechanical Properties of 1.4439

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
671 (≥)	611 (≥)	24	33	44	Solution & Aging, Ann, Ausaging, Q+T	234