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Material designation: 8740
Standard / Country: USA / AISI
Group of materials:  Metals / Ferrous materials / Carbon and alloy steels

Subgroup

#SubgroupDetails
1 A29/A29M (2020)
General Requirements for Steel Bars, Carbon and Alloy, Hot-Wrought
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (12) Al; C; Cr; Cu; Mn; Mo; Nb; Ni; P; S; Si; V
Mechanical Properties *
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
2 A322 (2013)
Standard Specification for Steel Bars, Alloy, Standard Grades
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (8) C; Cr; Mn; Mo; Ni; P; S; Si
Mechanical Properties *
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
3 A506 (2016)
Alloy and Structural Alloy Steel, Sheet and Strip, Hot-Rolled and Cold-Rolled
Cross-Reference Table (163) composition 100%; identical; implicit; official; other sources
Composition (8) C; Cr; Mn; Mo; Ni; P; S; Si
Mechanical Properties *
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
4 A507 (2016)
Drawing Alloy Steel, Sheet and Strip, Hot-Rolled and Cold-Rolled
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (8) C; Cr; Mn; Mo; Ni; P; S; Si
Mechanical Properties *
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
5 A519/A519M (2017)
Seamless Carbon and Alloy Steel Mechanical Tubing
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (9) C; Cr; Cu; Mn; Mo; Ni; P; S; Si
Mechanical Properties *
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
6 A574 (2021)
Standard Specification for Alloy Steel Socket-Head Cap Screws
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (8) C; Cr; Mn; Mo; Ni; P; S; Si
Mechanical Properties (10) elongation; hardness; reduction of area; tensile stress; yield stress
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment (1)
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
7 A752M (2004)
Standard Specification for General Requirements for Wire Rods and Coarse Round Wire, Alloy Steel [Metric]
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (9) C; Cr; Cu; Mn; Mo; Ni; P; S; Si
Mechanical Properties (1) tensile stress
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
8 SAE AMS 6322R (2018)
Steel Bars, Forgings, and Rings 0.50Cr - 0.55Ni - 0.25Mo (0.38 - 0.43C) (SAE 8740)
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (12) Al; C; Cr; Cu; Mn; Mo; Nb; Ni; P; S; Si; V
Mechanical Properties (4) hardness; tensile stress
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
9 SAE AMS 6323N (2022)
Steel, Mechanical Tubing 0.50Cr - 0.55Ni - 0.25Mo (0.38 - 0.43C) (SAE 8740)
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (9) C; Cr; Cu; Mn; Mo; Ni; P; S; Si
Mechanical Properties (3) hardness
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
10 SAE AMS 6325L (2020)
Steel, Bars and Forgings 0.50Cr - 0.55Ni - 0.25Mo (0.38 - 0.43C) (SAE 8740) Heat Treated, 105 ksi (724 MPa) Tensile Strength
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (12) Al; C; Cr; Cu; Mn; Mo; Nb; Ni; P; S; Si; V
Mechanical Properties (6) elongation; hardness; reduction of area; tensile stress; yield stress
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment (1)
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
11 SAE AMS 6327L (2017)
Steel Bars and Forgings 0.50Cr - 0.55Ni - 0.25Mo (0.38 - 0.43C) (SAE 8740) Heat Treated, 125 ksi (862 MPa) Tensile Strength
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (12) Al; C; Cr; Cu; Mn; Mo; Nb; Ni; P; S; Si; V
Mechanical Properties (10) elongation; hardness; reduction of area; tensile stress; yield stress
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment (1)
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
12 SAE AMS 6358L (2020)
Steel Sheet, Strip, and Plate 0.50Cr - 0.55Ni - 0.25Mo (0.38 - 0.43C) (SAE 8740)
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (12) Al; C; Cr; Cu; Mn; Mo; Nb; Ni; P; S; Si; V
Mechanical Properties (6) hardness; tensile stress
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment (1)
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
13 SAE AMS H 6875B (2010)
Heat Treatment of Steel Raw Materials
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition
Mechanical Properties (5) tensile stress
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment (1)
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
14 SAE AMS-S-6049B (1999)
Steel, Chrome-Nickel-Molybdenum (8740) Bars and Reforging Stock (Aircraft Quality)
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (9) C; Cr; Cu; Mn; Mo; Ni; P; S; Si
Mechanical Properties (5) elongation; hardness; tensile stress; yield stress
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
15 SAE J 1249 (1983)
Former SAE Standard and Former SAE Ex-Steels
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (8) C; Cr; Mn; Mo; Ni; P; S; Si
Mechanical Properties *
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
16 SAE J 404 (2009)
Chemical compositions of SAE alloy steels
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (10) C; Cr; Cu; Mn; Mo; Ni; P; Pb; S; Si
Mechanical Properties *
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
17 SAE J1397 (1992)
Estimated mechanical properties and machinability of steel bars
Cross-Reference Table (162) composition 100%; identical; implicit; official; other sources
Composition (8) C; Cr; Mn; Mo; Ni; P; S; Si
Mechanical Properties (1) hardness
Physical Properties (2) density; modulus of elasticity; poisson’s coefficient
Heat Treatment
Metallography *
Machinability (2) machinability
پوشش ها
ابعاد
Direct Suppliers (5)
Alternative Suppliers

(1)
Fatigue Data *
Fracture Mechanics
Creep Data
* No original data are present. Estimates are available.

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