1, size of 4340 alloy steel
Round bar
Diameter(mm) length (mm)
20~800 3000~9000
Plate
Thickness(mm) width (mm) length (mm)
Max:800 max:2200 max:9000
The specification can be customized.
2, chemical compositons
C si mn p s cr mo ni
0.38-0.43 0.15-0.35 0.60-0.80 â?¤0.035 â?¤0.040 0.70-0.90 0.20-0.30 1.65-2.00
3, features of 4340 alloy steel
1, chromium molybdenum alloy steel;
2, high strength and toughness;
3, good stability of hardenability and anti-overheating;
4, good high tensile strength with shock resistance.
4, typical applications
1, heavy machinery and high-load of shaft;
2, rotor shaft and blades;
3, special performance requirements of the vital parts after nitriding treatment.
Songshun company introduction
Located in chang'an town - the famous town of mould in pearl river delta;
Providing complete services from manufacturing and marketing to distributing;
Steel exported all over the world;
Service like peeling, milling, grinding, cutting and heat treatment etc...
All steel must pass high quality detection;
-
1, size of 4340 alloy steel Round bar Diameter(mm) length (mm) 20~800 3000~9000 Plate Thickness(mm) width (mm) length (mm) Max:800 max:2200 max:9000 The specification can be customized. 2, chemical compositons C si mn p s cr mo ni 0.38-0.43 0.15-0.35 0.60-0.80 â?¤0.035 â?¤0.040 0.70-0.90 0.20-0.30 1.65-2.00 3, features of 4340 alloy steel 1, chromium molybdenum alloy steel; 2, high strength and toughness; 3, good stability of hardenability and anti-overheating; 4, good high tensile strength with shock resistance. 4, typical applications 1, heavy machinery and high-load of shaft; 2, rotor shaft and blades; 3, special performance requirements of the vital parts after nitriding treatment. Songshun company introduction Located in chang'an town - the famous town of mould in pearl river delta; Providing complete services from manufacturing and marketing to distributing; Steel exported all over the world; Service like peeling, milling, grinding, cutting and heat treatment etc... All steel must pass high quality detection; 24/7 hours online service with quick response ! -
1,Size of 4340 Alloy Steel Round bar Diameter(mm) Length (mm) 20~800 3000~9000 Plate Thickness(mm) Width (mm) Length (mm) Max:800 Max:2200 Max:9000 The specification can be customized. 2,Chemical Compositons C Si Mn P S Cr Mo Ni 0.38-0.43 0.15-0.35 0.60-0.80 â?¤0.035 â?¤0.040 0.70-0.90 0.20-0.30 1.65-2.00 3,Features of 4340 alloy steel 1, Chromium molybdenum alloy steel; 2, High strength and toughness; 3, Good stability of hardenability and anti-overheating; 4, Good high tensile strength with shock resistance. 4,Typical Applications 1, Heavy machinery and high-load of shaft; 2, Rotor shaft and blades; 3, Special performance requirements of the vital parts after nitriding treatment. Songshun Company Introduction Located in Chang'an Town - the famous town of mould in Pearl River Delta; Providing complete services from manufacturing and marketing to distributing; Steel exported all over the world; Service like peeling,milling,grinding,cutting and heat treatment etc... All steel must pass high quality detection; 24/7 hours online service with quick response !
Specification 1.Chromium molybdenum alloy steel. 2.High strength and toughness. 3.Good stability of hardenability and anti-overheating. 4.Good high tensile strength with shock resistance. Shape:steel plate/flat bar/round bar Technology:Hot work / Forged/cold drawn Heat treatment:Annealed / Q+T Surface condition:Black/Peeling/Polishing/Machined Delivery condition:Hot rolled or forged, Peeled or black surface Test:UT 100% / SGS Certification:ISO/mill certificate
Used as important tempering parts requiring good toughness, high strength, and large size, such as heavy machinery high-load shafts, turbine shafts larger than 250mm, helicopter rotor shafts, turbojet turbine shafts, blades, high Load transmission parts, crankshaft fasteners. Gears, etc.; can also be used to operate rotor shafts and blades with temperatures exceeding 400 °C; it can also be used to make important parts of special performance requirements after nitriding treatment. It can be used after low temperature tempering or after isothermal quenching. Use for strength steel.
Specification 1.Chromium molybdenum alloy steel. 2.High strength and toughness. 3.Good stability of hardenability and anti-overheating. 4.Good high tensile strength with shock resistance. Application 1.High-load of shaft. 2.All kinds of blades. 3.Crankshaft fasteners. 4.Turbine shaft. Shape:steel plate/flat bar/round bar Technology:Hot work / Forged/cold drawn Heat treatment:Annealed / Q+T Surface condition:Black/Peeling/Polishing/Machined Delivery condition:Hot rolled or forged, Peeled or black surface Test:UT 100% / SGS Certification:ISO/mill certificate
1.Regular specifications : Round bar Diameter(mm) length(mm) 10~600 2000~5700 Flat steel Thickness(mm) width(mm) length(mm) 8~700 205~1000 2000~6000 2. Process of production Eaf+lf+vd+esr+forged or hot rolled+heat treatment(optional) 3. Condition of surface Black/ rough machined/ turned/milled 4.Condition of surfaceblack/ rough machined/ turned/milled 6. Inspection Ultrasonic test , according to sep1921 d/d or as your requirements 7. Technical data : According to the customer's requirement of chemical composition, mechanicalproperties. Material details will be as per agreed technical specifications 8.Applications Used for making mould bottoms, plastic mould , normal mechinery parts and so on
Shapeï¼?steel plate/flat bar/round bar Technologyï¼?hot work / forged/cold drawn Heat treatmentï¼?annealed / q+t Surface conditionï¼?black, peeled, machined, milled, turned Delivery conditionï¼?hot rolled or forged, peeled or black surface Test:ut 100% / sgs Certification:iso/mill certificate Density:7.85t/m^3
Specification 1.Chromium molybdenum alloy steel. 2.High strength and toughness. 3.Good stability of hardenability and anti-overheating. 4.Good high tensile strength with shock resistance. Application 1.Heavy machinery and high-load of shaft. 2.Rotor shaft and blades. 3.Special performance requirements of the vital parts after nitriding treatment. Shape:steel plate/flat bar/round bar Technology:Hot work / Forged/cold drawn Heat treatment:Annealed / Q+T Surface condition:Black/Peeling/Polishing/Machined Delivery condition:Hot rolled or forged, Peeled or black surface Test:UT 100% / SGS Certification:ISO/mill certificate
1,Size of 4340 Alloy Steel Round bar Diameter(mm) Length (mm) 20~800 3000~9000 Plate Thickness(mm) Width (mm) Length (mm) Max:800 Max:2200 Max:9000 The specification can be customized. 2,Chemical Compositons C Si Mn P S Cr Mo Ni 0.38-0.43 0.15-0.35 0.60-0.80 â?¤0.035 â?¤0.040 0.70-0.90 0.20-0.30 1.65-2.00 3,Features of 4340 alloy steel 1, Chromium molybdenum alloy steel; 2, High strength and toughness; 3, Good stability of hardenability and anti-overheating; 4, Good high tensile strength with shock resistance. 4,Typical Applications 1, Heavy machinery and high-load of shaft; 2, Rotor shaft and blades; 3, Special performance requirements of the vital parts after nitriding treatment. Songshun Company Introduction Located in Chang'an Town - the famous town of mould in Pearl River Delta; Providing complete services from manufacturing and marketing to distributing; Steel exported all over the world; Service like peeling,milling,grinding,cutting and heat treatment etc... All steel must pass high quality detection; 24/7 hours online service with quick response !
