Jiangsu Liangyi - China Leading Open Die Forgings & Seamless Rolled Rings Manufacturer
Established in 1997, Jiangsu Liangyi Co.,Limited is a professional ISO-9001:2015 certified manufacturer of Open Die Forgings and Seamless Rolled Rings from China. Our Factory covers an area of 80,000㎡ with original fixed asset up to 40 million USD. We could supply forged material from steel melting, forging, heat treatment to machining according to clients' drawings and custom technical manual.
We can produce forged steel products from 30KGS to 30000KGS with an annual manufacturing capacity of 120,000 Ton. To ensure the quality of every forged part, our workshop is equipped with advanced inspection equipment including nondestructive testing equipment, chemical composition testing equipment, mechanical property testing equipment and metallographical testing equipment.
Advanced Forging Equipment & Inspection Facility
Forging Machinery
- 0.75Ton/1Ton/3Ton/6T/9Ton Electro Hydraulic Forging Hammer
- 2000 Tons/4000 Tons/6000 Tons Hydraulic Forging Presses
- 1 Meter and 5 Meter Seamless Rolling Machine
- Ten Heat Treatment Furnace
Quality Inspection Equipment
- Nondestructive Testing Equipment
- Chemical Composition Testing Equipment
- Mechanical Property Testing Equipment
- Metallographical Testing Equipment
Wide Range Of Forged Steel Products
Jiangsu Liangyi could produce various shapes of forged parts according to international standards and client drawings, covering all types of open die forgings and seamless rolled rings in following shape:
Forged Bars & Shafts
- Forged Round/Flat/Rectangular/Square Bars
- Step Shafts, Gear Shafts, Crank Shafts
- Forged Turbine Shafts, Forged Crankshafts
Seamless Rolled Rings
- Gear Rings, Slewing Bear Rings
- Contoured Rolled Rings, Custom Forging Rings
Valve & Oil Gas Forgings
- Forged Valve Stems/Bodies/Closure/Seats/Bonnets
- Forged Tubing/Casing Hanger, Tubing/Casing Heads
Other Forged Parts
- Forged Sleeves/Pipes/Shells/Wheels/Hubs
- Forged Discs/Plates/Gears/Flanges/Cylinders
- Forged Crane Wheels, Blocks, Bushes, Hollow Bars
- Forged Tube Sheets, Custom Forged Components
Forging Steel Material Grades & Standards
For over 25 years, we have been a worldwide manufacturer of forging steel materials, complying with international standards including ASTM, AMS, AISI, API 6A, GE, DIN, EN, JIS. Our material range covers carbon steel, alloy steel, tool&die steel, stainless steel, nickel alloy and custom grades, with complete mill test certificate (MTC) 3.1/3.2.
Carbon & Alloy Steel Forgings
ASTM / ASME:
A182 F9,
A182 F11,
A182 F22,
A182 F91,
A182 F92,
A182 F5,
A694 F42,
A694 F52,
A694 F60,
A694 F65,
A694 F70,
1018,
1045,
1050,
4130,
4140,
4340,
8620
DIN / EN:
42CrMo4 (1.7225),
34CrNiMo6 (1.6582),
20CrNiMo (1.6523),
16MnCr5 (1.7139),
S355J2 (1.0570),
C45 (1.0503),
41Cr4 (1.7035)
API 6A:
4130,
4140,
4330V,
8630H
Stainless Steel Forgings
Austenitic:
304, 304L, 304H,
316, 316L, 316H,
321, 321H,
347, 347H,
310S, 309S
Martensitic & PH:
F6NM (1.4313),
410,
420,
440C,
17-4PH,
15-5PH,
17-7PH
Duplex & Super Duplex:
2205, 2507,
F51 , F53,
F44,F55
Super Austenitic:
904L,
254SMO,
A286,
904L,
654SMO
Nickel & Super Alloys
Nickel & Monel:
Nickel 200, Nickel 201,
Monel 400, Monel K500
Hastelloy:
C276, C22, B2, X, C2000
Inconel:
600, 601, 617, 625,
706, 718, 725,
690, X750, 783
Incoloy:
800, 800H, 800HT,
825, 925, 926
Nimonic:
75, 80A, 90, 105, 115
Tool & Die Steel Forgings
Hot & Cold Work:
H11, H13, D2, A2, S7, O1
Plastic Mould:
P20, P20HH, NAK80, S136
JIS & DIN:
SKD11, SKD61, SKH51,
1.2343, 1.2365, DC53
Project References That our factory delivery
We have supplied many high-quality forged steel products to customers from more than 50 countries that are widely used in aerospace, oil & gas, power generation, marine, mining, construction machinery and other industries. Our project references include but are not limited to:
- Aerospace Forged components for European aerospace companies
- Oilfield wellhead equipment Forgings for Middle East oil and gas projects
- Power generation turbine forgings for Asian thermal power plants
- Marine propeller shafts for international shipbuilding companies
- Mining machinery forgings for Australian mining mill
Please contact us to get the detailed project list and customized solutions for your industry.
Contact Us For Forging Quotation
We are glad to provide the best price and superior quality forged steel materials for global clients. Welcome to send your custom drawing, material requirement and quantity for a detailed quotation!
📧 Inquiry Email: sales@jnmtforgedparts.com
📞 Phone/WhatsApp: +86-13585067993
🌐 Website: https://www.jnmtforgedparts.com
📍 Address: Chengchang Industry park, jiangyin city, Jiangsu Province, China