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Steel Round Bar Aisi 4340

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SAE 1020 1045 4140 4340 8620 36mm 40mm 65mm Dia Carbon Steel Round Bar Carbon Steel Rod

SAE 1020 1045 4140 4340 8620 36mm 40mm 65mm Dia Carbon Steel Round Bar Carbon Steel Rod

US $ 420-500 / Ton FOB
10 Tons (MOQ)
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Shandong Zehao Metal Materials Co., Ltd.

Shandong, China Since 2023
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Manufacturer SAE 4130 4140 4150 4340 Alloy Carbon Steel Round Bar

Manufacturer SAE 4130 4140 4150 4340 Alloy Carbon Steel Round Bar

US $ 650-700 / Ton FOB
10 Tons (MOQ)
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Shandong Desheng Supply Chain Management Co., Ltd.

Trading Company

Shandong, China Since 2024
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Tool and Die Forged Steel 1.2714 1.2738 1.2311 1.2312 4340 4130 Alloy Steel Forged Round Bars

Tool and Die Forged Steel 1.2714 1.2738 1.2311 1.2312 4340 4130 Alloy Steel Forged Round Bars

US $ 800-1,200 / Ton FOB
10 Tons (MOQ)
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Guangdong Tianxiong Contemporary Metal Technology Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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Scm415 AISI 4130 4145 Alloy AISI 4340 Forged Steel Round Bar with 34CrNiMo6

Scm415 AISI 4130 4145 Alloy AISI 4340 Forged Steel Round Bar with 34CrNiMo6

US $ 700-900 / Ton FOB
5 Tons (MOQ)
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Laiwu Xincheng Metal Co., Ltd.

Shandong, China Since 2019
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Prime Quality 1018 1045 4140 DIN ASTM Carbon Steel Alloy Rod Steel Round Bar

Prime Quality 1018 1045 4140 DIN ASTM Carbon Steel Alloy Rod Steel Round Bar

US $ 500-600 / Ton FOB
1 Ton (MOQ)
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XINBAOLONG STEEL CO..LIMITED

Trading Company

Shandong, China Since 2024
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Cold Drawn 1045 4340 4140 Round Steel Iron Bar

Cold Drawn 1045 4340 4140 Round Steel Iron Bar

US $ 500-850 / Ton FOB
5 Tons (MOQ)
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Shandong Heng Steel Group Co., Ltd.

Shandong, China Since 2014
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Large Diameter 25crmo4 Q345 A105 34CrMo4 4340 Forged Round Steel Bar

Large Diameter 25crmo4 Q345 A105 34CrMo4 4340 Forged Round Steel Bar

US $ 520-660 / Ton FOB
3 Tons (MOQ)
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Tianjin Emerson Metal Steel Products Co., Ltd.

Tianjin, China Since 2020
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4130 4140 4340 42CrMo 30CrMo 90mm Carbon Steel Round Bar Tool Steel Bar for Seamless Material

4130 4140 4340 42CrMo 30CrMo 90mm Carbon Steel Round Bar Tool Steel Bar for Seamless Material

US $ 470-520 / Ton FOB
10 Tons (MOQ)
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Liaocheng Mingxing Pipe Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2024
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AISI 1045 Sm45c Carbon Steel Round Steel Bar S45c Steel Rod

AISI 1045 Sm45c Carbon Steel Round Steel Bar S45c Steel Rod

US $ 480-520 / Ton FOB
5 Tons (MOQ)
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Wuxi Cheng Yue Metal Materials Co., Ltd

Jiangsu, China Since 2024
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Forging 4340 Scm440 Forged Steel Bars Steel Alloy Structural Steel Round Bar Sncm439 Bar

Forging 4340 Scm440 Forged Steel Bars Steel Alloy Structural Steel Round Bar Sncm439 Bar

5 Tons (MOQ)
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Guangdong Shenghe International Trade Co., Ltd

Manufacturer/Factory & Trading Company

Guangdong, China Since 2022
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AISI 4340 36CrNiMo4/1.6511 En24/817m40 Sncm439/Sncm8 Forged Round Steel

AISI 4340 36CrNiMo4/1.6511 En24/817m40 Sncm439/Sncm8 Forged Round Steel

US $ 800-1,200 / Ton FOB
1 Ton (MOQ)
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HUNAN QILU INDUSTRIAL CO., LTD.

Hunan, China Since 2009
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ASTM 4340 Alloy Steel Shaft Forging for Wind Turbine

ASTM 4340 Alloy Steel Shaft Forging for Wind Turbine

US $ 1,000-2,300 / Ton FOB
2 Tons (MOQ)
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Jiangsu Changli Equipment Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2023
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Premium 6m Long 65mn SAE1010 Carbon Steel Round Bar

Premium 6m Long 65mn SAE1010 Carbon Steel Round Bar

US $ 450-495 / Ton FOB
10 Tons (MOQ)
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SHANDONG HAOHAN STEEL INDUSTRY CO., LTD.

Trading Company

Shandong, China Since 2024
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Hot Rolled Building Material Carbon Steel Round Rod SAE 1045 4140 4340 8620 8640 42CrMo4 S45c C45 Forged Solid Ms Round Bar

Hot Rolled Building Material Carbon Steel Round Rod SAE 1045 4140 4340 8620 8640 42CrMo4 S45c C45 Forged Solid Ms Round Bar

US $ 520-700 / Ton FOB
25 Tons (MOQ)
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Shandong Chicago Material Co., Ltd

Shandong, China Since 2023
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Factory Price Hot Rolled Forged Steel Bar SAE 4140 4340 8620 8640 Alloy Steel Round Bars

Factory Price Hot Rolled Forged Steel Bar SAE 4140 4340 8620 8640 Alloy Steel Round Bars

US $ 430-890 / Ton FOB
1 Ton (MOQ)
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Jinan Jiujin Steel Co., Ltd.

Shandong, China Since 2022
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Rolled Forged Alloy Round Steel Bar D2 H13 1045 4340 4140 P20

Rolled Forged Alloy Round Steel Bar D2 H13 1045 4340 4140 P20

US $ 2,700-2,900 / Ton FOB
1 Ton (MOQ)
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Shandong Zayi Steel Co., Ltd

Shandong, China Since 2019
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SAE 1045 4140 4340 8620 8640 Factory Price Hot Rolled Forged Steel Round Bar

SAE 1045 4140 4340 8620 8640 Factory Price Hot Rolled Forged Steel Round Bar

US $ 680-800 / Ton FOB
1 Ton (MOQ)
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Qingdao Liange Special Steel Co., Ltd

Trading Company

Shandong, China Since 2021
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Carbon Steel Bar Manufacturer SAE 4130 4140 4150 4340 Alloy Carbon Steel S45c Sm45c Carbon Steel Round Bar Price

Carbon Steel Bar Manufacturer SAE 4130 4140 4150 4340 Alloy Carbon Steel S45c Sm45c Carbon Steel Round Bar Price

US $ 480-550 / Ton FOB
1 Ton (MOQ)
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Zhejiang Zhong Ding Iron and Steel Co., Ltd.

Trading Company

Zhejiang, China Since 2022
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Forged Steel 1.2714 1.2738 1.2311 1.2312 4340 4130 Alloy Steel Forged Round Bars

Forged Steel 1.2714 1.2738 1.2311 1.2312 4340 4130 Alloy Steel Forged Round Bars

US $ 500-750 / Ton FOB
10 Tons (MOQ)
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Guangdong Tianxiong Contemporary Metal Technology Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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Low Price Tool Steel-Die Mould Tool Steel 42CrMo SAE 1045 4140 4340 8620 8640 5210 5140 St37 Alloy Steel Round Bars

Low Price Tool Steel-Die Mould Tool Steel 42CrMo SAE 1045 4140 4340 8620 8640 5210 5140 St37 Alloy Steel Round Bars

US $ 700-950 / Ton FOB
1 Ton (MOQ)
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Wuxi Dingyu Xinda Special Steel Co., Ltd

Jiangsu, China Since 2023
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AISI 4340 / SAE 4340 34CrNiMo6 Forged Qt Steel Round Square Bars

AISI 4340 / SAE 4340 34CrNiMo6 Forged Qt Steel Round Square Bars

US $ 900-1,500 / Ton FOB
2 Tons (MOQ)
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Laiwu Xincheng Metal Co., Ltd.

Shandong, China Since 2019
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SAE 1020 1045 4140 4340 Carbon Steel Bar Steel Round Rod in Stock Hot Rolled Steel Round Bar Forged Round Steel Bar

SAE 1020 1045 4140 4340 Carbon Steel Bar Steel Round Rod in Stock Hot Rolled Steel Round Bar Forged Round Steel Bar

US $ 450-520 / Ton FOB
10 Tons (MOQ)
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Liaocheng Mingxing Pipe Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2024
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Hot Rolled Mild Steel Round Rod Carbon Steel Bar

Hot Rolled Mild Steel Round Rod Carbon Steel Bar

US $ 480-520 / Ton FOB
5 Tons (MOQ)
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Audited Supplier
Wuxi Cheng Yue Metal Materials Co., Ltd

Jiangsu, China Since 2024
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About Steel Round Bar Aisi 4340 FAQ

  • QHow can I identify a reliable supplier of steel round bars in China?

    The Steel Round Bar Aisi 4340 is a top choice in our Steel Round Bar collection.To find a reliable supplier in China, research online platforms, attend industry exhibitions, and verify credentials. Request samples to check product quality. Partnering with a well-known manufacturer can provide peace of mind regarding product quality and timely delivery.

  • QWhat advantages does wholesale purchase of steel round bars offer?

    The Steel Round Bar Aisi 4340 is a key item within our extensive Steel Round Bar selection.Wholesale purchase of steel round bars allows for cost savings, bulk availability, and consistent quality. Suppliers often provide discounts and customization options for large orders, providing value and long-term benefits for your business.

  • QWhat are the common types of steel used for manufacturing round bars?

    The Steel Round Bar Aisi 4340 is a key item within our extensive Steel Round Bar selection.Steel round bar can be made of various types including carbon steel, alloy steel, and stainless steel. Different types offer varying strength, corrosion resistance, and machinability. Consult with a well-known manufacturer to determine the best type for your application.

5140 4140 En24 40crnimo7 4340 Carbon Alloy Hot Rolled Steel Round Bar

5140 4140 En24 40crnimo7 4340 Carbon Alloy Hot Rolled Steel Round Bar

US $ 900-1,500 / Ton FOB
1 Ton (MOQ)
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HUNAN QILU INDUSTRIAL CO., LTD.

Hunan, China Since 2009
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4340 1.6582 34CrNiMo6 Alloy Special Tool Steel Round Bar Steel Rod

4340 1.6582 34CrNiMo6 Alloy Special Tool Steel Round Bar Steel Rod

US $ 1,800-2,000 / Ton FOB
1 Ton (MOQ)
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Sichuan Liaofu Special Steel Co., Ltd.

Trading Company

Sichuan, China Since 2023
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Structural Steel Bar High Tensile Strength 42CrMo4 Alloy for Bridge Engineering

Structural Steel Bar High Tensile Strength 42CrMo4 Alloy for Bridge Engineering

US $ 2,000-2,200 / Ton FOB
5 Tons (MOQ)
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TIANJIN BOER KING STEEL CO., LIMITED

Tianjin, China Since 2017
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Hot Rolled Solid Steel Bar Cold Rold Steel Rod Forged Solid Bar

Hot Rolled Solid Steel Bar Cold Rold Steel Rod Forged Solid Bar

US $ 500-600 / Ton FOB
1 Ton (MOQ)
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Audited Supplier
XINBAOLONG STEEL CO..LIMITED

Trading Company

Shandong, China Since 2024
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4340 Ring Forging

4340 Ring Forging

US $ 1,000-2,300 / Ton FOB
3 Tons (MOQ)
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Jiangsu Changli Equipment Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2023
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AISI 4340 80-650mm Forged Quenched Polished Alloy Steel

AISI 4340 80-650mm Forged Quenched Polished Alloy Steel

US $ 800-1,500 / Ton FOB
1 Ton (MOQ)
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Audited Supplier
Hunan Shunfu Metal Material Co., Ltd.

Trading Company

Hunan, China Since 2022
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ASTM AISI 4130 4340 4140 4145 Hot Forged Rolled Qt Harden Qenched Tempered Oil Alloy Steel Engineering Steel Round Bar

ASTM AISI 4130 4340 4140 4145 Hot Forged Rolled Qt Harden Qenched Tempered Oil Alloy Steel Engineering Steel Round Bar

US $ 600-1,000 / Ton FOB
10 Tons (MOQ)
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Laiwu Xincheng Metal Co., Ltd.

Shandong, China Since 2019
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Carbon Steel Iron Rod 10mm-450mm Hot Rolled Carbon Steel Bar Iron Rod Cold Drawn 4140 4340 Q235 Q355 Round Carbon Steel Bar

Carbon Steel Iron Rod 10mm-450mm Hot Rolled Carbon Steel Bar Iron Rod Cold Drawn 4140 4340 Q235 Q355 Round Carbon Steel Bar

US $ 470-520 / Ton FOB
10 Tons (MOQ)
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Audited Supplier
Liaocheng Mingxing Pipe Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2024
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SKD11 40cr Ck45 1045 Cold Drawn Steel Round Bar

SKD11 40cr Ck45 1045 Cold Drawn Steel Round Bar

US $ 500-850 / Ton FOB
5 Tons (MOQ)
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Audited Supplier
Shandong Heng Steel Group Co., Ltd.

Shandong, China Since 2014
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AISI 4140 SAE 4340 Forged Forging Steel Railway Locomotive DC AC Traction Motors Rotor Shafts

AISI 4140 SAE 4340 Forged Forging Steel Railway Locomotive DC AC Traction Motors Rotor Shafts

US $ 200-700 / Piece FOB
1 Piece (MOQ)
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Maanshan Kingrail Technology Co., Ltd.

Trading Company

Anhui, China Since 2021
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Supplier 40CRV 5160 6150 4030 4340 1018 Carbon Steel Round Bar

Supplier 40CRV 5160 6150 4030 4340 1018 Carbon Steel Round Bar

US $ 800-900 / Ton FOB
1 Ton (MOQ)
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SHANXI XINCONGBANG METAL PRODUCTS CO., LTD.

Trading Company

Shanxi, China Since 2025
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Alloy Steel 4130 /4140 /4150 /4340 Steel Spindles Forged

Alloy Steel 4130 /4140 /4150 /4340 Steel Spindles Forged

US $ 1 / Piece FOB
1 Piece (MOQ)
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Jiangsu Kaiye Heavy Industry Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2024
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1.6511/40CrNiMoA/4340 ESR Forged Alloy Tool Steel Plate/Hot Rolled/Machined/Milling Steel Mold Round Bar

1.6511/40CrNiMoA/4340 ESR Forged Alloy Tool Steel Plate/Hot Rolled/Machined/Milling Steel Mold Round Bar

5 Tons (MOQ)
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Audited Supplier
Guangdong Shenghe International Trade Co., Ltd

Manufacturer/Factory & Trading Company

Guangdong, China Since 2022
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