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SAE4320H Alloy Steel Round Rod in 6m Length ASTM AISI Standard Forged Steel Rod

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SAE4320H Alloy Steel Round Rod in 6m Length ASTM AISI Standard Forged Steel Rod

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Brand Name :	DELTA
Model Number :	SAE4320H
Certification :	ISO
Price :	600-885USD/Ton
Payment Terms :	L/C, T/T, Western Union
Supply Ability :	20Ton per week
Delivery Time :	5 - 12 days based on the quantity
MOQ :	1 Ton

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SAE4320H Alloy Steel Round Rod in 6m Length ASTM AISI Standard Forged Steel Rod

SAE4320H Alloy Steel Round Rod in 6m Length

Products Specification

Products Name	Alloy SAE4320H Steel Round Bar
Diameter	10 - 300mm
Length	6m or custom cutting any length as request
Type	Hot Rolled
Brand	BAOSTEEL DELTA DONGBEI HUAXI SHAGANG.etc
MOQ	1 Ton
Loading Port	Shanghai Port
Packing	packing by steel wire rope
Deliver time	5 - 7 days for stock materials
Other Grade	Q195,Q235,10#,20#,35#,45#,Q215,Q345,12Cr1Mov, 15CrMo,304,316,20Cr,40Cr,20CrMo,35CrMo,42CrMo, 40CrNiMo,GCr15,65Mn,50Mn,50Cr,3Cr2W8V,20CrMnTi,5CrMnMo ,30CrNiMo8,34CrNiMo6
Standard	ASTM GB EN DIN
Application	Structure and Industrial

Regular Standard Size of our SAE4320H Round Bar in Stock

Standard Diameter

10 12 15 18 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 120 130 140 150 160 180 200 210 220 230 250 270 300 320 330 350mm

Alloy steel contains alloying elements such as aluminum, chromium, copper, titanium, nickel, silicon and manganese in varying amounts to manipulate the properties of steel such as weldability, strength, formability, hardenability and corrosion resistance.

AISI 4320H is a nickel-chromium-molybdenum steel. The following section will discuss about AISI 4320H alloy steel.

Chemical Composition

The chemical composition AISI 4320H alloy steels is outlined in the following table.

Element	Content (%)
Iron, Fe	95.745 - 97.18
Nickel, Ni	1.55 - 2
Manganese, Mn	0.40 - 0.70
Chromium, Cr	0.35 - 0.65
Molybdenum, Mo	0.20 - 0.30
Carbon, C	0.17 - 0.23
Silicon, Si	0.15 - 0.30
Sulfur, S	≤0.040
Phosphorous, P	≤0.035

Physical Properties

The following table shows the physical properties of AISI 4320H alloy steels.

Properties	Metric	Imperial
Density	7.85 g/cm3	0.284 lb/in3

Mechanical Properties

The mechanical properties of AISI 4320H alloy steels are displayed in the following table.

Properties	Metric	Imperial
Tensile strength	1505 MPa	218300 psi
Yield strength	1050 MPa	152000 psi
Modulus of elasticity	1225 GPa	177700 psi
Bulk modulus	140 GPa	20300 ksi
Shear modulus	80 GPa	11600 ksi
Poisson’s ratio	0.29	0.29
Elongation at break	13.50%	13.50%
Reduction of area	48.20%	48.20%
Hardness, Brinell	429	429
Hardness, Vickers	455	455
Hardness, Knoop	461	461
Hardness, Rockwell C	46	46
Hardness, Rockwell B	105	105

Thermal Properties

The thermal properties of AISI 4320H alloy steels are given in the following table

Properties	Metric	Imperial
Thermal expansion co-efficient (@-18-95°C/-0.4-203°F)	11.3 µm/m°C	6.28 µin/in°F
Thermal conductivity	44.5 W/mK	309 BTU.in/hrft².°F

Other Designations

Other designations that are equivalent to AISI 4320H alloy steels include the following.

ASTM A304
SAE J1268
AMS 6299

Applications

The following are the list of applications of AISI 4320H alloy steels:

Heavy-section gears
Pinions
Other heavy-duty machinery components

SAE4320H Alloy Steel Round Rod in 6m Length ASTM AISI Standard Forged Steel Rod

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