Austenitic 31

Austenitic 31 Special Alloy

Chemical composition%of the ladle analysis of gradeAustenitic 31

C(％)Si(％)Mn(％)P(％)S(％)Cr(％)Ni(％)W(%)
0.35-0.451.50-2.50Max 0.600.040.0314.0-16.013.0-15.02.00-3.00
Austenitic 31

Mechanical properties of gradeAustenitic 31

Proof strength
Rp0.2(MPa)		 Tensile strength
Rm(MPa)		 Impact energy
KV(J)		 Elongation at fracture
A(%)		 Reduction in cross section on fracture
Z(%)		 As-Heat-Treated Condition Brinell hardness(HBW)
569(≥) 667(≥) 42 41 43 Solution and Aging,Annealing,Ausaging,Q+T,etc 343

Physical properties of grade Austenitic 31

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		 Expansion rate
376(≥) 885(≥) 23 34 13 Solution and Aging,Annealing,Ausaging,Q+T,etc 113
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0)N/mm2		 Creep rupture strength
(10000h)
(Rp1,0)N/mm2
821 361 444

Austenitic 31 Range of products

Product type Products Dimension Processes Deliver Status
Plates/Sheets Plates/Sheets 0.08-200mm(T)*W*L Forging,hot rolling and cold rolling Annealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Steel Bar Round Bar,Flat Bar,Square Bar Φ8-1200mm*L Forging,hot rolling and cold rolling,Cast Black,Rough Turning,Shot Blasting,
Coil/Strip Steel Coil/Steel Strip 0.03-16.0x1200mm Cold-Rolled&Hot-Rolled Annealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Pipes/Tubes Seamless Pipes/Tubes,Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion,Cold Drawn,Welded Annealed,Solution and Aging,Q+T,ACID-WASHED

Equivalent Grade

1 Austenitic 31 2 Austenitic 35 3 Austenitic 36 4 Austenitic 37 5 Austenitic 38 6 Austenitic 309 7 Austenitic 310 8 Austenitic 330 9 Austenitic 660 10 Austenitic 661 11 0Cr17Ni7Al 12 0Cr17Ni7Al 13 GH1131 14 GH3128 15 GH3170 16 XM-31 17 S21400 18 S30310 19 310 20 310

Equivalent Products

1 SKD-11 Cold working die steel 2 X165CrMoV12 Cold working die steel 3 17-7PH / 631 COIL Strip Sheet 4 NO8020/No8031/N08367/NO8810/NO8825 Forging 5 S31608/316/S31600/1.4401 Tube 6 S31603/316L/S31600/1.4404 Tube 7 431 flat bar 8 N1310 High strength non-magnetic drill collar steel 9 17-7PH(631,UNS S17700,1.4541) AMS 5528 Stainless Steel Coil 10 Z12CNDV12-03/KT5312AS6 Forged Bar

Product shapes we supply:

Austenitic 31 Steel Stock

Steel grade Dimension Shape Unit Quantity Delivery state Query
Cr12MoV 12-160(T)*310-610(W)*L Plate or Sheet Tons 12.38 Hot-Rolled+Annealed+black Enquiry
1.2601 12-160(T)*310-610(W)*L Plate or Sheet Tons 11.22 Hot-Rolled+Annealed+black Enquiry
17-7PH / 631 Coil & Strip, Sheet Stock 0.3-3.0*10-180mm Coil or Strip Kgs 1236.22 Cold-Rolled+Annealed Enquiry