Jiangsu Profile
Product List
4306. Custom High Strength Industrial Solid Alloy Steel Forged Round Bars 
[Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged round bars 4140/42CrMo4 Similar grade: SCM440/EN19/709M40 Size: φ130-900mm Length: 3.0m and up Delivery condtions: Only forged or Rough Turned. Normalzied , Q/T heat treatment. UT: Sep1921-84 ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
4307. Durable High Hardness Industrial 42CrMo4 Alloy Steel Forged Round Bars [Apr 28, 2026]
[Apr 28, 2026] Product Introduction Forged round bars 4140/42CrMo4 Similar grade: SCM440/EN19/709M40 Size: φ130-900mm Length: 3.0m and up Delivery condtions: Only forged or Rough Turned. Normalzied , Q/T heat treatment. UT: Sep1921-84 ...
Company: Jiangsu Zhuhong Forging Co., Ltd.
4308. Prime Automotive Grade Solid High Toughness 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.
4309. Popular Machining Purpose Industrial 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.
4310. High Grade Hot Processed Solid High Strength 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.
4311. Durable Robust Hot Forged Industrial Structural 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.
4312. Premium Heavy Section High Precision 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.
4313. Stable Performance Robust Industrial High Strength 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.
4314. 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.
4315. 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.
4316. 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.
4317. 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.
4318. 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.
4319. 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.
4320. 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.
