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CSA Alloy Manufacturing

High-Performance Specialty Alloys for Extreme Environments

CSA China Special Alloy Co., Ltd is a leading manufacturer of corrosion-resistant, heat-resistant, and low-temperature alloys, fasteners, and forgings for Oil & Gas, Marine, Energy, and Chemical industries.

About CSA Alloy

A trusted manufacturer of high-performance specialty alloys, fasteners, and forgings designed for extreme environments.

Manufacturer of Extreme Environment Solutions

CSA China Special Alloy Co., Ltd specializes in producing high-performance materials such as Inconel, Incoloy, Hastelloy, Monel, Titanium, Zirconium, Duplex, and Stainless Steel alloys. Our products serve critical applications in the Oil & Gas, Marine, Energy, and Chemical processing industries.

With integrated production from smelting to final finishing, we ensure full traceability, quality control, and compliance with international standards including NORSOK M-650, ISO 9001, ISO 14001, PED, and API 20E/F.

  • One-stop production from melting to packaging
  • In-house laboratory with full testing capabilities
  • Large inventory for fast delivery
CSA Alloy Facility

Premium Materials

We produce high-performance alloys engineered for extreme conditions including high temperature, corrosion, and cryogenic environments.

Heat-Resistant Alloys

  • A286 (S66286, 1.4980)
  • 253MA (S30815, 1.4835)
  • 347H (S34709, 1.4961)
  • 314 (S31400, 1.4841)
  • 310S (S31008, 1.4845)
  • 309S (S30908, 1.4833)
  • 321/321H (S32100, 1.4541/1.4878)
  • 316L (S31603, 1.4404)

Corrosion-Resistant Alloys

  • Alloy XM-19 (Nitronic 50, S20910, 1.3964)
  • AL-6XN (N08926, 1.4529)
  • 254SMo (S31254, 1.4547)
  • 904L (N08904, 1.4539)
  • 347 (S34700, 1.4550)

Low-Temperature Alloys

  • Alloy 80A (N07080, 2.4952)
  • Alloy 625 (N06625, 2.4856)
  • Alloy 718 (N07718, 2.4668)
  • Alloy X-750 (N07750, 2.4669)
  • C22 (N06022, 2.4602)
  • A286 (S66286, 1.4980)
  • XM19 (S20910, 1.3964)
  • 347H (S34709, 1.4961)
  • 316Ti (S31635, 1.4571)
  • 316LN (S31653, 1.4406)
  • 304LN (S30453, 1.4311)

Our Products

Precision-engineered fasteners, bars, and forgings made from high-performance alloys for critical applications.

Hex Bolt

Hex Bolts

Available in Duplex, Inconel, Hastelloy, Monel, Titanium, and Stainless Steel.

  • Size: M4–M100
  • Standards: ANSI, DIN, ISO, GB
  • Materials: S32760, S31254, 660, 304, 316
Stud Bolt

Stud Bolts

Double-ended and continuous thread options for high-pressure flanges.

  • Size: 1/4"–4"
  • Standards: ASME B1.1, ASTM A193
  • Materials: Incoloy 825, 625, 718
Socket Head Cap Screw

Socket Head Cap Screws

Precision machined for aerospace and marine applications.

  • Size: M3–M64
  • Standards: DIN 912, ISO 4762
  • Materials: 1.4529, 1.4547, 1.4845
Hex Nuts

Hex Nuts

Heavy-duty and thin series for extreme environments.

  • Size: M4–M100
  • Standards: ANSI B18.2.2, DIN 934
  • Materials: 254SMO, 904L, 6Mo
Forging Image

Forgings

Custom open-die and closed-die forgings for valves, pumps, and fittings.

  • Weight: 1kg–10,000kg
  • Processes: Hot Forging, CNC Machining
  • Materials: Duplex, Super Duplex, Inconel
Bright Bar Image

Bright Bars

Cold-drawn, ground, and polished bars for precision components.

  • Diameter: 6mm–300mm
  • Finish: Bright, Centerless Ground
  • Materials: 316LN, 304LN, 1.4462
Eye Bolt Image

Eye Bolts

Lifting and rigging hardware in corrosion-resistant alloys.

  • Size: M6–M80
  • Standards: ASME B30.26
  • Materials: 660, 718, C276
U-Bolt Image

U-Bolts

Custom bent and threaded U-bolts for piping and structural support.

  • Size: 1/4"–3"
  • Standards: MSS SP-95
  • Materials: 316L, 2205, 825

Advanced Manufacturing

From smelting to final inspection, our integrated production ensures quality, traceability, and performance.

Smelting & Forging

Vacuum induction melting and hot forging for superior grain structure.

Hot Rolling

Controlled rolling processes to achieve precise dimensions and mechanical properties.

Heat Treatment

Solution annealing, aging, and stress relieving in controlled atmosphere furnaces.

NDT Testing

Ultrasonic, Eddy Current, and Magnetic Particle testing for defect detection.

Cold Drawing
Straightening
Brightening
CNC Machining
Thread Rolling
Grinding
Cleaning & Marking
Packing & Logistics

Why Choose CSA Alloy?

We combine advanced technology, rigorous quality control, and global certifications to deliver reliable performance.

Certified Quality

Certified to NORSOK M-650, ISO 9001, ISO 14001, PED, PED-M, and API 20E/F standards. Full material traceability and documentation.

Fast Delivery

Large inventory of fasteners, bars, and forgings enables quick turnaround. Factory-direct pricing with no middlemen.

In-House Testing

Full laboratory capabilities: tensile testing up to 100 tons, impact testing to -196°C, and CNC inspection for precision.

Get in Touch

For inquiries, quotes, or technical support, visit our official website to contact CSA Alloy.

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