B.S. 416S21

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

The high quality UK B.S. 416S21 material is one of the more steel grades we supply, B.S. BS 1554, B.S. BS 970-1,Specification for wrought steels for mechanical and allied engineering purposes. General inspection and testing procedures and specific requirements for carbon, carbon manganese, alloy and stainless steels. 416S21 is our main production grade, which has been approved by customers in many countries since its initial production, including our 416S21 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 416S21 materials, and we are willing to develop together with customers from all over the world.

Also includes 416S21 steel material norm, chemical composition, mechanical properties, datasheet, 416S21 equivalent, heat treatment and temperature process of 416S21, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 416S21 this steel grade have a more comprehensive understanding, Download the full 416S21 PDF version of this datasheet.

Chemical composition (wt.%) of 416S21

Elements	Min.（≥）	Max.（≤）
C	0.09	0.15
Si	-	1.00
Mn	-	1.50
P	-	0.06
S	0.15	0.35
Cr	11.50	13.50
Mo	-	0.60
Ni	-	1.00

Mechanical Properties of 416S21

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
129 (≥)	367 (≥)	23	31	14	Solution & Aging, Ann, Ausaging, Q+T	311