226M44 - BS 970-3-1991

Grade	226M44
Corresponding Standard	BS 970-3-1991 Specification for wrought steel for machanical and allied engineering purposes part 3:bright bars for general engineering purposes
Classification	Carbon Steel
Properties	Good Machinability

226M44 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	0.4	-	1.3	-	0.22
Maximum Value	0.48	0.25	1.7	0.06	0.3

• For older grades of stainless steel, see Table 2 of standard BS 970-4-1970

226M44 Mechanical Properties

condition	Mark	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW	Impact Energy Absorption KV2 J
6≤d＜100	226M44R	Quenching and Tempering + Turning or Grinding	700~850	≥450	≥16	201~255	Izod:≥27 KCV:≥22
6＜d≤29	226M44T	Quenching and Tempering + Turning or Grinding	775~925	≥525	≥14	223~277	Izod:≥20 KCV:≥16
6＜d≤13	226M44S	Quenching and Tempering + Turning or Grinding ④	850~1000	≥600	≥12	248~302	Izod:≥20 KCV:≥16
6≤d＜100	226M44R	Quenching + Tempering + Cold Drawing or Quenching + Tempering + Cold Drawing + Grinding	700~850	≥525	≥12	201~255	Izod:≥27
6＜d≤29	226M44T	Quenching + Tempering + Cold Drawing or Quenching + Tempering + Cold Drawing + Grinding	775~925	≥575	≥10	223~277	Izod:≥20
6＜d≤13	226M44S	Quenching and tempering + cold drawing or quenching and tempering + cold drawing + grinding②	850~1000	≥630	≥9	248~302	Izod:≥20

226M44 Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!