Premium listings

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  Pharmaceutical Lyophilizer Freeze Dryer For Pilot Plant

  Chemical Processing - Nanjing Hjchem Equipment Co.,Ltd - China - July 29, 2025 - 3500.00 Dollar US$

  Introducing the next-generation Pharmaceutical Lyophilizer Freeze Dryer for Pilot Plant – engineered to bridge R&D and full-scale production with unmatched reliability. Designed for biotech firms, CDMOs, and research facilities, this GMP-complian...

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  Small Home Freeze Dryer Machine For Food

  Chemical Processing - Nanjing Hjchem Equipment Co.,Ltd - China - July 29, 2025 - 3500.00 Dollar US$

  Meet the ultimate Small Home Freeze Dryer Machine for Food – your compact kitchen powerhouse designed to lock in nutrition, flavor, and freshness in everyday meals, garden harvests, or emergency supplies. Tray area: 0.1㎡, 0.4㎡, 0.6㎡ Cold trap tempera...

astm 4340 alloy steel durability Photos Catalog - WorldBid B2B Market

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  Astm 4340 Alloy Steel Excellent Durability Advantages

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - January 13, 2025 - 779.00 Dollar US$

  durability advantages of astm 4340 alloy steel fatigue resistance: astm 4340 alloy steel has excellent fatigue resistance. in applications that are subject to cyclical alternating loads, such as the crankshaft of an automobile engine, the crankshaft ...

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  Astm 4340 Alloy Steel Excellent Processing And Weldability

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 14, 2025 - 501.00 Dollar US$

  ASTM 4340 alloy steel is a medium carbon low alloy steel known for its excellent strength, toughness and good heat treatment properties. This steel is widely used in the fields of aerospace, automobile, energy and heavy machinery, especially for key ...

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  Astm 4340 Steel Optimizing Manufacturing Processes

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 1, 2024 - 907.00 Dollar US$

  astm 4340 steel manufacturing process steps: 1. preheating: before forging, 4340m alloy steel needs to be properly preheated. the preheating temperature is usually between 800°c and 1200°c, the purpose is to improve the plasticity of the steel and re...

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  Astm 4340 Steel Pipes Excellent Strength And Wear Resistance

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 20, 2025 - 702.00 Dollar US$

  ASTM 4340 steel pipes has high strength and wear resistance and is often used to manufacture high-strength parts such as bearings, gears, shafts, etc. Its suitable chemical composition ratio gives it good heat treatment performance, and its mechanica...

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  Alloy Steel Round Bar 4130 4140 4142 4340 34crnimo6 18crnimo7 6 8620 8640

  Steel - Hot Rolled - Changsha Teyi Steel Co., Ltd - China - September 7, 2012 - contact company for price

  1. Material: alloy steel, carbon steel, tool& die steel, or per customer's requests ASTM: SAE1045, 4140, 4340, 8620, 8640, H13, P20 , O1 ect; DIN: C20, C35, C45, 42CrMo4, 34 CrNiMo6, 30CrNiMo8 (W-Nr.) W1.1191, W1.7225, W1.6582, W1.7131, W1.2714, W1.2...

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  Aisi 4340 Alloy Steel Forged Crankshaft Engine

  Manufacturing / Casting - Forging - Creator Metal Processing Company - China - May 7, 2016 - contact company for price

  Name: Forged Crankshaft. Type: Alloy Steel Forging. Materials: AISI 4340 Alloy Steel. Process: Forging. Certificates: TUV, CMM. Component Application: Automobile, Motorcycle. Component Type: Engine, Crankshaft. Inspection Equipments: Metallurgical An...

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  American Standard High Strength Impact Resistance Aisi 4340 Alloy Structural Steel Square

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - June 2, 2022 - 1100.00 Dollar US$

  1.sae4340 alloy structural steel has high strength, toughness and excellent hardenability and stability against overheating. it is mainly used for large-sized important quenched and tempered parts, such as heavy machinery and high-load shafts, and tu...

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  High Plasticity Good Ductility Heat Treating 4340 Structural Steel Alloy Din 36crnimo4 Product

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - June 2, 2022 - 656.00 Dollar US$

  4340 is a high-strength alloy steel grade in american standard astm a322. 4340 is mainly used to manufacture important parts with high strength and good plasticity. after nitriding treatment, it can manufacture important parts with special functional...




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  Ultra High Strength Medium Carbon Alloy Steel 4340 Material Superior Sale

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 1, 2024 - 903.00 Dollar US$

  4340 material is an ultra-high strength medium carbon low alloy steel, which is known for its excellent mechanical properties and good hardenability. this alloy steel contains 0.8% chromium (cr), 0.2% molybdenum (mo) and 1.8% nickel (ni) as strengthe...

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  Alloy Metal 4340 Material Steel Manufacturer Supply

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 1, 2024 - 905.00 Dollar US$

  4340 material steel is usually supplied in the quenched and tempered state with a tensile strength range of 930 – 1080 mpa and a hardness between 280 – 320hb. this alloy steel can be further surface hardened by flame or induction hardening and nitrid...

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  Excellent Comprehensive Performance Aisi 4340 Alloy Steel Advantage

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 1, 2024 - 906.00 Dollar US$

  mechanical properties the mechanical properties of aisi 4340 alloy steel are as follows: tensile strength: up to 930 – 1080 mpa. yield strength: up to 1000 mpa or more. hardness: up to 280 – 320 hb after quenching and tempering, or even higher to hrc...

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  Excellent Steel Aisi 4340 Material Iron Based Alloy Containing Nickel Chromium

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 1, 2024 - 908.00 Dollar US$

  aisi 4340 material is a very excellent steel with high strength, superior toughness and good ductility, as well as low brittleness and good corrosion resistance. these characteristics make it an ideal choice for many applications, including aerospace...

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  Quality Assurance 4340 Alloy Steel Wide Range Of Heat Treatment Adaptability

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 14, 2025 - 500.00 Dollar US$

  With the golden ratio of nickel-chromium-molybdenu m, 4340 alloy steel has a tensile strength of over 1200MPa after quenching, while maintaining excellent toughness, making it the preferred material for extreme parts such as aircraft landing gear and...

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  Songshun Supplies 4340 Alloy Structural Steel Heat Treatment Precautions

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - July 15, 2025 - 601.00 Dollar US$

  Heat treatment precautions for 4340 alloy structural steel When heat treating 4340 alloy structural steel, the following points should be noted: 1. Temperature control: Ensure accurate temperature control during quenching and tempering to avoid uneve...

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  Nickel Chromium Molybdenum 4340 Steel Round Bar

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - September 18, 2023 - 21.00 Dollar US$

  4340 steel is nickel-chromium-molybdenu m alloy steel. it will get high strength after the heat treat. and it has good toughness, fatigue resistance, impact toughness and etc. its equivalent grade is jis sncm439 and din 1.6511 / din 1.6582. the prope...

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  Din 1 6511 Aisi 4340 Steel Price Per Kg Producer

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - October 9, 2023 - 763.00 Dollar US$

  4340 steel is nickel-chromium-molybdenu m alloy steel. it will get high strength after the heat treat. and it has good toughness, fatigue resistance, impact toughness and etc. its equivalent grade is jis sncm439 and din 1.6511 / din 1.6582. the prope...




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  Production Specifications Sae 4340 Steel Commonly Used Field

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - April 22, 2024 - check with company for price

  aerospace field sae 4340 steel is widely used in aerospace manufacturing engineering. it can meet the high strength, high toughness and fatigue resistance required for various parts of aircraft and spacecraft, allowing aircraft to remain stable under...

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  High Quality 4340 Steel Used Military Field And Marine Area

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - April 22, 2024 - 909.00 Dollar US$

  military field the parts manufactured by 4340 in the military field can adapt to complex and harsh environments. it is usually used to manufacture parts for armored vehicles, military aircraft, ships, ordnance hardware, weapons and other equipment. m...

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  Excellent Performance Aisi 4340 Steel Large Inventory Wholesale

  Metals - Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - June 30, 2024 - 901.00 Dollar US$

  aisi 4340 steel is a high-quality steel material mainly used for the manufacture of quenched and tempered parts that require high strength and wear resistance. quenching and tempering is a heat treatment process that adjusts the structure and propert...

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  Material Test Quality Assurance 4340 Steel Plate Stable Performance

  Metals - Alloy Steel - Dongguan Songshun Mould Steel Co., Ltd. - China - June 30, 2024 - 902.00 Dollar US$

  4340 steel plate is a high-quality alloy steel material with excellent mechanical properties (high strength, high toughness) and corrosion resistance. it is suitable for aerospace, shipbuilding, petrochemical, automotive industry and machinery manufa...