SA-268 S44600-2 - Cast Iron and Cast Steel

SA-268 S44600-2 Stainless Steels to SA-268/SA-268M

SA-268 S44600-2 - Specification & Application

SA-268/SA-268M - Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

Chemical composition(wt.%) of SA-268 S44600-2 grade: to SA-268/SA-268M

Elements	Min.（≥）	Max.（≤）
C	-	0.02
Mn	-	1.50
Si	-	1.00
P	-	0.04
S	-	0.03
Cr	23.00	27.00
Ni	-	0.50
Mo	-	-
N	-	0.25

SA-268 S44600-2 - Detail

Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

Mechanical properties of grade SA-268 S44600-2 SA-268/SA-268M

Proof strength R_p0.2 (MPa)	Tensile strength R_m (MPa)	Impact energy KV (J)	Elongation at fracture A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
352 (≥)	699 (≥)	31	14	34	Solution and Aging, Annealing, Ausaging, Q+T,etc	323

Physical properties of grade SA-268 S44600-2 SA-268/SA-268M

Property	Density kg/dm3	Temperature T °C/F	Specific heat J / kgK	Thermal conductivity W/mK	Electric resistance µΩ·cm	Modulus of elasticity kN/mm2
524 (≥)	843 (≥)	24	44	23	Solution and Aging, Annealing, Ausaging, Q+T,etc	342
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0) N/mm2	Creep rupture strength (10000h) (Rp1,0) N/mm2
642	984	323

Equivalent Grade

1 1.4460 2 1.4462 3 1.4466 4 1.4462(AFNOR) 5 STR446 6 Ferrite 446 7 A 176 S44600 8 A 268 S44600 9 A 276 S44600 10 A 314 S44600 11 A 473 S44600 12 A 580 S44600 13 S44600 14 SA-268 S44600-1 15 SA-268 S44600-2 16 A 314 S44625

Equivalent Products

1 Stainless Steel 446(1.4749, X18CrN28, UNS S44600) Tube Pipe

Product shapes we supply:

We can customize the production of SA-268 S44600-2 grade, contact us for the best solution.
–sales@specificsteel.com