Jiangsu Profile
Product List
8551. Genuine Quenched Tempered Hot Forged Steel Forged Round Bars 
[Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8552. Hot Sale High Hardness Industrial Solid Alloy Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8553. Wholesale Standard Size Hot Forged Solid 4340 Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8554. Excellent High Density Engineering Industrial Precision Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8555. Trusted Bright Surface Hot Forged Solid Alloy Steel Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8556. Cost Effective Stable Heat Treated 4340 Alloy Steel Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8557. Professional High Rigidity Solid Industrial Forged Rod Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8558. Superior Wear Resistant Hot Forged Precision Alloy Steel Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8559. Reliable Heavy Duty Industrial High Strength Alloy Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8560. Industrial Durable Solid Precision Machined Alloy Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8561. Premium High Strength Hot Forged 4340 Alloy Steel Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8562. Reliable Tempered High Performance Solid Alloy Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8563. Wholesale Premium High Rigidity Hot Forged Steel Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8564. High Grade Quenched High Strength Industrial Alloy Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
8565. Wear Resistant High Performance Hot Forged Alloy Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged alloye steel round bars AISI/SAE 4340 Similar grade: SNCM439 / 817M40 Size: φ130-800mm Chemical Composition: 4340 as per ASTM A29: C Mn Si Cr Mo P S Ni Cu min 0.38 0.60 0.15 0.70 0.20 - - ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
