# Jiangsu Hearthvane Forging Co Ltd (Hearthvane Forging)

> Integrated Chinese manufacturer of open-die forgings, seamless rolled rings and forged shafts in alloy steel, carbon steel, stainless and duplex steel, and nickel-based superalloys. Melting, VIM/VAR/ESR remelting, 6300 t and 4000 t press forging, heat treatment, CNC machining and testing on one site in Changzhou, Jiangsu, China.

## Key facts
- Founded: March 2003
- Address: Xueyan Town Industrial Concentration Zone, Wujin District, Changzhou City, Jiangsu Province, China
- Site: 80,000 m² (120 mu); fixed assets RMB 385 million
- Capacity: 150,000 t/yr ingots; 120,000 t/yr forgings; 3,000–10,000 t/yr nickel alloys
- Melting: 2 × 30 t EAF, 30 t LF, 30 t VOD, 2 t induction furnace
- Remelting: 3 t VIM, 6 t VAR, 6 t IGESR (argon-shielded ESR), 3 t ESR
- Forging: 6300 t and 4000 t hydraulic presses, 2000 t fast-forging press, 0.75/1/3/5 t electro-hydraulic hammers
- Size limits: single forging up to 35 t; rings to 5,000 mm OD; shafts to 12,000 mm; discs to 3,500 mm; CNC turning to 2,500 mm dia.
- Finishing: 10 computer-controlled heat-treatment furnaces; 30 heavy CNC machine tools
- Approvals: CCS, DNV, ABS, Lloyd’s Register, Bureau Veritas; ISO 9001:2015, ISO 14001:2015, ISO 45001:2018
- Documentation: EN 10204 3.1 material test reports; 100% volumetric UT; heat-number traceability
- R&D: Jiangsu Provincial Heavy Forging Engineering Technology R&D Center (2009); cooperation with Tsinghua University and Northeastern University
- Markets: exported to 30+ countries; aerospace, petrochemical, marine/offshore, nuclear and pressure vessels, rail and heavy machinery
- Contact: sales@forgingmaterial.com; phone 0086-19941580013; WhatsApp 0086-19941580013; website www.forgingmaterial.com; quotations within 24 hours

## Pages
- [Home](https://www.forgingmaterial.com/): company overview, process, equipment, grades, corrosion guide, quality, FAQ, RFQ
- [Contact us](https://www.forgingmaterial.com/contact.html): email, phone, WhatsApp, plant address, office hours and RFQ form
- [Grade catalog](https://www.forgingmaterial.com/#grades)
- [Corrosion guide](https://www.forgingmaterial.com/#corrosion)
- [FAQ](https://www.forgingmaterial.com/#faq)
- [Full data in Markdown](https://www.forgingmaterial.com/llms-full.txt)

## Grade families
- Alloy & carbon steel: 42CrMo4 / AISI 4140, 34CrNiMo6 / AISI 4340, 17CrNiMo6-4 / 18CrNiMo7-6, ASTM A182 F22 / ASME SA336 Gr. F22, SA 336 Gr. F22V, ASTM A182 F11 / SA 336 Gr. F11, ASTM A182 F12 / SA 336 Gr. F12, ASTM A182 F91 / SA336 Gr. F91, ASTM A182 F92 / SA336 Gr. F92, ASTM A182 F9 / SA182 F9, ASTM A182 F1 / SA 336 Gr. F1, ASME SA 508 Gr. 3 / SA 508 Gr. 4, ASTM A470 / A470M Class 4 / 7 / 8, ASTM A471 / A471M Class 1 to 11, ASME SA-350 LF1 / LF2 / LF3 / LF5 / LF6, ASTM A694 F42 / F46 / F48 / F50 / F60 / F70, ASTM A516 Grade 60 / Grade 70 (SA516), ASTM A105 / SA105 / C22.8, WB36 / 15NiCuMoNb5-6-4 (1.6368), AISI 4330V / 4330V Mod, AISI 4145H / 4145H Mod, AISI 9310 / 16CrNiMo12 (AMS 6265), 100Cr6 / AISI 52100 (1.3505), P235GH / P265GH / P355GH / P355NH / P460QH, S235JR / S275JR / S355J2 / S355NL / S460QL / S500QL
- Stainless & duplex: A182-F6NM / 1.4313 (UNS S41500), 17-4PH / AISI 630 (1.4542 / UNS S17400), 15-5PH / XM-12 (1.4545 / UNS S15500), PH13-8Mo / XM-13 (1.4534 / UNS S13800), Custom 450 / Custom 455 / Custom 465, SAF 2205 / A182-F51 (UNS S31803 / 1.4462), SAF 2507 / A182-F53 (UNS S32750 / 1.4410), Zeron 100 / A182-F55 (UNS S32760 / 1.4501), 254SMO / A182-F44 (UNS S31254 / 1.4547), 654SMO / UNS S32654 (1.4652), 904L / UNS N08904 (1.4539), Alloy 20 / Carpenter 20Cb-3 (UNS N08020), Nitronic 50 / XM-19 (UNS S20910 / 1.3964), Nitronic 60 / UNS S21800, A-286 / GH2132 (UNS S66286 / 1.4980), ASTM A182 Grade F316L / F316H / F316Ti (1.4404 / 1.4571), 316L Mod / 1.4435 / 724L (Urea Grade), ASTM A182 Grade F304 / F304L / F304H, AISI 321 / 321H / F321 (1.4541 / UNS S32100), AISI 347 / 347H / F347 (1.4550 / UNS S34700), AISI 310S / F310 (1.4845 / 25-20 / SAF 2520), AISI 440C (1.4125 / UNS S44004), FV520B / 1.4594, AERMET 100 ALLOY (UNS K92580)
- Nickel alloys: Inconel 718 (GH4169 / UNS N07718), Inconel 625 (GH3625 / UNS N06625), Hastelloy C-276 (UNS N10276 / 2.4819), Hastelloy C-22 (UNS N06022 / 2.4602), Hastelloy B-2 / B-3 (UNS N10665 / N10675), Monel 400 (UNS N04400 / 2.4360), Monel K-500 (UNS N05500 / 2.4375), Incoloy 800H / 800HT (UNS N08810 / N08811), Incoloy 825 (UNS N08825 / 2.4858), Inconel 600 (GH3600 / UNS N06600), Inconel X-750 (GH4145 / UNS N07750), Inconel 725 (UNS N07725), Invar 36 (4J36 / UNS K93600)
- High-temp aerospace: Nimonic 80A / GH4080A (UNS N07080), Waspaloy (UNS N07001 / 2.4654), Haynes 25 / L-605 (UNS R30605 / 2.4964), MP35N (UNS R30035 / AMS 5844)