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MIL MIL S 861 Enquiry | Print this page

MIL S 861 Application:MIL S 861 is available as Bar (Round, Shapes), Billet, Wire, Strip.
Category Type Steel grade Standard Country
Grades Special Alloy MIL S 861 MIL USA

Chemical composition % of the ladle analysis of grade MIL S 861

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%) W(%) Cu(%) Other(%)
0.20-0.25 0.20-0.60 1.0 0.040 0.030 11.0-13.5 0.50-1.0 0.75-1.25 0.17-0.30 0.75-1.25 0.50 Fe:Balance;
MIL S 861 is a hardenable stainless steel designed for use at temperatures of up to 1200ºF (649ºC). MIL S 861  has good resistance to scaling and oxidation. Through heat treatment, high mechanical properties can be developed. MIL S 861   is used in applications such as compressors or steam turbines and also in aircraft parts, valves, high temperature bolting etc. 

UNS S42200
AISI 616
AMS 5655 Bars / wire/ forging H&T
ASTM A 565 GRD 616
DOD F 24669/7
MIL S 861
B50A125 (Cap of)
B50A951A1 (Cap of) 
BS 970; 442S19
EN61
Mechanical properties of grade MIL S 861
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)
186 (≥) 111 (≥) 14 44 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 311
Physical properties of grade MIL S 861
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
751 (≥) 743 (≥) 32 34 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 322
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
146 147 623
MIL S 861 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
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
Y1Cr18Ni9Se MIL USA
Improve the machinability, ablation resistance. Suitable for automatic lathe production of rivets, screws
S20100 MIL USA
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
0Cr18Ni13Si4 MIL USA
Seamless stainless steel tubes for boiler and heat exchanger
1Cr18Ni9Si3 MIL USA
Cold rolled steel sheet
1Cr18Ni11SiA1Ti MIL USA
Stainless steel bars
00Cr18Ni5Mo3Si2 MIL USA
Stainless steel bars
2Cr20Mn9Ni2Si2N MIL USA
Heat-resisting steel bars
1Cr20Ni14Si2 MIL USA
Heat-resisting steel sheets and plates
1Cr25Ni20Si2 MIL USA
Heat-resisting steel sheets and plates
4Cr9Si2 MIL USA
Valve steel bars for internal combustion engines - Technical requirements
4Cr10Si2Mo MIL USA
Heat-resisting steel bars
8Cr20Si2Ni MIL USA
Heat-resisting steel bars
S20153 MIL USA
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
S20161 MIL USA
Austenitic Chromium Manganese Nickel Silicon Stainless Steel
S20200 MIL USA
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
S20300 MIL USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
S20400 MIL USA
S20400
S20501 MIL USA
Stainless steel and heat resistant steel
S20910 MIL USA
Chemical compositions of SAE wrought stainless steels
XM-31 MIL USA
Chemical compositions of SAE wrought stainless steels

Relevant products

MIL S 861 Equivalent Grade Stock

Steel grade Dimension Shape Unit Quantity Delivery state Query
SkD-11 Round Bar Stock Φ30-Φ350 Round Bar Kgs 3102 Hot-Rolled+Annealed+black Enquiry
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
Incoloy800 round bar Φ115*1400 Round Bar Kgs 169 Hot-Rolled+Annealed+black Enquiry
1.4882 strip/sheet/plate stock 3.5x200x1000-2000mm Coil or Strip Kgs 200 Cold-Rolled+Annealed Enquiry
T45Cr5Si3 Round Bar Dia.40mm Round Bar Kgs 500 Hot-Rolled+Annealed+black Enquiry
SA-437 Grade B4B/SUS 616 /422 Forged Bar Dia.160xL Round Bar Kgs 2120 Forged+QT Enquiry
Stainless Steel 422 / Alloy 422 AMS 5655 UNS S42200/616/B4B Round Bar Stock Select 0 Select Enquiry
1.2714 Hot-Work Mould Steel Flat Bar Stock(2019-09-03) Select 0 Select Enquiry
15-5PH Forgrd Flat Bar Select 0 Select Enquiry
1.2714 Stock list 2020-06-15 Select 0 Select Enquiry
1.2714 QT Bar Stock List 2020-06-15 Select 0 Select Enquiry

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