Product Overview
Alloy steel and carbon steel hot rolled ring forgings are supplied in grades 4140, 34CrNiMo6, 4340, C35, C50 and C45. These step ring and special-size forged rings are proof machined to meet demanding dimensional and metallurgical requirements for industrial applications.
Forgings Manufacturing and Inspection Process
The complete forgings manufacturing and inspection workflow is illustrated in the process diagram below, covering raw material preparation through final quality verification.
Main Manufacturing Equipment
| Name & Description |
Capacity |
Quantity |
| 3600T hydraulic press | Max. single forging 18T | 1 |
| 2000T hydraulic press | Max. single forging 9T | 2 |
| 800T hydraulic press | Max. single forging 5T | 1 |
| 6T electrical hydraulic hammer | Max. single forging 5T | 1 |
| 3T electrical hydraulic hammer | Max. single forging 3T | 1 |
| Air hammer | Max. single forging 250kg to 1000kg | 7 |
| Forging operation machine | Max. single forging 20T–5T | 7 |
| Heat treatment furnace | Max. 8000×5000×1500mm | 11 |
| CNC drilling machine | Max. 5000mm | 2 |
| Vertical lathe | 1600 to 5000mm | 60 |
| Horizontal lathe | Max. 5000mm | 70 |
| Band sawing machine | 260–1300mm | 36 |
Certificates List
Jiangyin Fangyuan holds the following international management system and industry certifications:
| ISO9001:2008 | ISO14001:2004 | PED Certificate |
| ABS Certificate | BV Certificate | DNV Certificate |
| RINA Certificate | GL Certificate | LR Certificate |
| CCS Certificate | NK Certificate | KR Certificate |
| API-6A Certificate | API-17D Certificate | CNAS Certificate |
Company Introduction
Jiangyin Fangyuan Ringlike Forging Flange Co., Ltd. was established in 1993 and is a member of the Confederation of Chinese Metalforming Industry, the Chinese Wind Energy Association, and the China Petroleum & Petro-chemical Equipment Industry Association. As a leading forging manufacturer in China, the company specializes in forged rings, forged discs, forged shafts, flanges, valve forgings and pressure vessel forgings, delivering quality forgings at competitive prices.
The company covers a total area of 100,000 m² with a building area of 70,000 m² and employs 600 staff, including 138 senior engineers and technicians. An in-house testing center laboratory performs chemical analysis, metallographic examination, spectrometer testing, mechanical property testing and UT testing.
The company is certified to ISO9001, ISO14001, TUV, API, LRS, GL, BV, ABS, DNV, CCS, RINA, KR and NK standards. Main foreign customers include GE, SKF and ABB. We welcome the opportunity to establish long-term cooperative relationships and look forward to receiving your inquiry.
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