1.4938 - Cast Iron and Cast Steel

1.4938 Stainless Steels to NF EN 10088-1

1.4938 - Specification & Application

NF EN 10088-1 - Stainless steels - Part 1: List of stainless steels
NF EN 10269 - Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
NF EN 10302 (2002) - Creep resisting steels, nickel and cobalt alloys

Creep resisting steels, nickel and cobalt alloys

Chemical composition(wt.%) of 1.4938 grade: to NF EN 10088-1

Elements	Min.（≥）	Max.（≤）
C	0.08	0.15
Si	-	0.50
Mn	0.40	0.90
P	-	0.025
S	-	0.015
Cr	11.00	12.50
Ni	2.00	3.00
Mo	1.50	2.00
V	0.25	0.40
N	0.020	0.040

1.4938 - Detail

Creep resisting steels, nickel and cobalt alloys

Mechanical properties of grade 1.4938 NF EN 10088-1

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)
243 (≥)	874 (≥)	14	23	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	241

Physical properties of grade 1.4938 NF EN 10088-1

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
366 (≥)	333 (≥)	43	32	24	Solution and Aging, Annealing, Ausaging, Q+T,etc	221
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0) N/mm2	Creep rupture strength (10000h) (Rp1,0) N/mm2
688	747	448

Equivalent Grade

1 X12CrNiMoV12-3/X11CrNiMoN12 2 X12CrNiMoV12-3 3 ISO X12CrNiMoV12 3 4 EN X12CrNiMoV12-3 5 EN X12CrNiMoV12-3 6 X12CrNiMoV12-3 7 1.4938 8 Z12CNDV12 Air 9160/C 9 X12CrNiMoV12-3, 1.4938

Equivalent Products

Product shapes we supply:

We can customize the production of 1.4938 grade, contact us for the best solution.
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