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SAE A 958 Grade SC 4130 Class 70/36 Details

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A 958 Grade SC 4130 Class 70/36 Application:Standard Specification for Steel Castings, Carbon and Alloy, with Tensile Requirements, Chemical Requirements Similar to Standard Wrought Grades

Category Type Grade Microstructure Designations
Grades Stainless Steels A 958 Grade SC 4130 Class 70/36 Precipitation-Hardening USA - SAE , A 958/A 958M (2010) - Standard Specification for Steel Castings, Carbon and Alloy, with Tensile Requirements, Chemical Requirements Similar to Standard Wrought Grades

Chemical composition(wt.%) of A 958 Grade SC 4130 Class 70/36 grade: A 958/A 958M (2010)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Si - 1.00
Mn 3.75 4.75
P - 0.045
S - 0.03
Ni 9.00 10.50
Cr 19.00 22.00
Al - -
Cu - -
Ti - -
Fe - -
N - -
Mo - -
V - -
Standard Specification for Steel Castings, Carbon and Alloy, with Tensile Requirements, Chemical Requirements Similar to Standard Wrought Grades

Mechanical properties of grade A 958 Grade SC 4130 Class 70/36 A 958/A 958M (2010)

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)
158 (≥) 952 (≥) 14 24 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical properties of grade A 958 Grade SC 4130 Class 70/36 A 958/A 958M (2010)

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
799 (≥) 638 (≥) 11 12 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 411
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
797 963 541

A 958 Grade SC 4130 Class 70/36 - Form of Supply

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
A 307 Grade A SAE USA
Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength
A 307 Grade B SAE USA
Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength
A 307 Grade C SAE USA
Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength
A 958 Grade SC 1030 Class 70/36 SAE USA
Standard Specification for Steel Castings, Carbon and Alloy, with Tensile Requirements, Chemical Requirements Similar to Standard Wrought Grades
A 958 Grade SC 4130 Class 70/36 SAE USA
Standard Specification for Steel Castings, Carbon and Alloy, with Tensile Requirements, Chemical Requirements Similar to Standard Wrought Grades
A 958 Grade SC 4330 Class 70/36 SAE USA
Standard Specification for Steel Castings, Carbon and Alloy, with Tensile Requirements, Chemical Requirements Similar to Standard Wrought Grades
A 958 Grade SC 8630 Class 70/36 SAE USA
Standard Specification for Steel Castings, Carbon and Alloy, with Tensile Requirements, Chemical Requirements Similar to Standard Wrought Grades
B 30 70C SAE USA
Standard Specification for Copper Alloys in Ingot Form
B 30 72C SAE USA
Standard Specification for Copper Alloys in Ingot Form
B 30 7A SAE USA
Standard Specification for Copper Alloys in Ingot Form
B 774 307-323 SAE USA
Low Melting Point Alloys
B860 Z30750 SAE USA
Zinc Master Alloys for Use in Hot Dip Galvanizing
E 307 AMS USA
Stainless Steel Electrodes for Shielded Metal Arc Welding
E 307 International USA
Stainless Steel Electrodes for Shielded Metal Arc Welding
E307T AMS USA
Stainless Steel Electrodes for Flux Cored Arc Welding and Stainless Steel Flux Cored Rods for Gas Tungsten Arc Welding
E307T International USA
Stainless Steel Electrodes for Flux Cored Arc Welding and Stainless Steel Flux Cored Rods for Gas Tungsten Arc Welding
E307T0-3 AMS USA
Stainless Steel Electrodes for Flux Cored Arc Welding and Stainless Steel Flux Cored Rods for Gas Tungsten Arc Welding
E307T0-3 International USA
Stainless Steel Electrodes for Flux Cored Arc Welding and Stainless Steel Flux Cored Rods for Gas Tungsten Arc Welding
ER 307 AMS USA
Bare Stainless Steel Welding Electrodes and Rods
ER 307 International USA
Bare Stainless Steel Welding Electrodes and Rods

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