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ASTM 631 Application:precipitation hardening
Category Type Steel grade Standard Country
Grades Special Alloy ASTM 631 ASTM USA

Chemical composition % of the ladle analysis of grade ASTM 631

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Al(%)
Max 0.09 Max 1.00 Max 1.00 Max 0.04 Max 0.04 16.0-18.0 6.5-7.75 0.75-1.50
ASTM 631
Mechanical properties of grade ASTM 631
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)
871 (≥) 198 (≥) 33 12 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 334
Physical properties of grade ASTM 631
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
214 (≥) 611 (≥) 21 41 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 222
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
655 346 789
ASTM 631 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
0Cr17Ni7Al ASTM USA
Heat-resisting steel sheets and plates
0Cr17Ni7Al ASTM USA
Heat-resisting steel sheets and plates
S63198 ASTM USA
Iron Base Superalloy
A 313 S17700 ASTM USA
Stainless Steel Spring Wire
A 564 S17700 ASTM USA
Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes
A 693 S17700 ASTM USA
Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
A 705 S17700 ASTM USA
Age-Hardening Stainless Steel Forgings
S17700 ASTM USA
Precipitation Hardenable Chromium Nickel Aluminum Stainless Steel
SA-564 S17700 ASTM USA
Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes
SA-693 S17700 ASTM USA
Specification for Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
SA-705 S17700 ASTM USA
Specification for Age-Hardening Stainless Steel Forgings
S63198 ASTM USA
Iron Base Superalloy
A 313 S17700 ASTM USA
Stainless Steel Spring Wire
A 564 S17700 ASTM USA
Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes
A 693 S17700 ASTM USA
Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
A 705 S17700 ASTM USA
Age-Hardening Stainless Steel Forgings
S17700 ASTM USA
Precipitation Hardenable Chromium Nickel Aluminum Stainless Steel
SA-564 S17700 ASTM USA
Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes
SA-693 S17700 ASTM USA
Specification for Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
SA-705 S17700 ASTM USA
Specification for Age-Hardening Stainless Steel Forgings

Relevant products

ASTM 631 Equivalent Grade Stock

Steel grade Dimension Shape Unit Quantity Delivery state Query
17-7PH / 631 Coil & Strip, Sheet Stock 0.3-3.0*10-180mm Coil or Strip Kgs 1236.22 Cold-Rolled+Annealed Enquiry
17-4PH Coil Stock 0.08*200mm Coil or Strip Kgs 1623 Cold-Rolled+Annealed Enquiry
17-4PH Round Bar Φ5-300mm*L Round Bar Kgs 46958 Hot-Rolled+Annealed+black Enquiry
17-4PH plate 8-45*1200*3000mm Plate or Sheet Tons 4.9 Hot-Rolled+Annealed+black Enquiry

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