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Premium Super Alloys & Stainless Solutions

Dongtai Zhonghai Super Alloy Co., Ltd. delivers high-performance materials trusted in aerospace, oil & gas, chemical processing, and marine engineering.

Industrial Alloy Manufacturing
Factory Production

About Dongtai Zhonghai

Dongtai Zhonghai Super Alloy Co., Ltd. is a leading manufacturer and supplier of high-performance alloys, specializing in superalloys, stainless steels, nickel-based alloys, and precision materials.

With advanced production equipment including CNC machines, heat treatment furnaces, and electroslag refining furnaces, we ensure consistent quality and performance across all product lines.

30+
Years Experience
50+
Global Markets

Our Material Portfolio

INCONEL Series

  • Inconel 600, 601, 625, 718, X750
  • Exceptional oxidation and corrosion resistance
  • High strength at elevated temperatures

MONEL Alloys

  • Monel 400, K500, R-405
  • Outstanding resistance to reducing acids
  • Marine and chemical processing applications

HASTELLOY Series

  • Hastelloy B-2, B-3, C-22, C-276, X
  • Superior resistance to pitting and stress corrosion
  • Ideal for aggressive chemical environments

Duplex & Super Duplex

  • Duplex 2205, Super Duplex 2507, Zeron 100
  • High strength and excellent chloride resistance
  • Oil & gas, desalination, offshore platforms

Precision Alloys

  • Invar 36, Kovar (4J29), Alloy 42–52
  • Controlled thermal expansion
  • Electronics, aerospace, and sealing applications

Cobalt & Wrought Alloys

  • Stellite 6, Haynes 188, Waspaloy, MP35N
  • Wear, heat, and corrosion resistance
  • Turbine blades, medical implants, valves

Featured Products

Explore our range of high-performance alloy products engineered for extreme environments and critical applications.

Monel 400 Plate

Monel 400 Plate

UNS N04400

Excellent corrosion resistance in reducing media such as sulfuric and hydrochloric acids. Ideal for chemical and marine applications.

Inconel 625 Flange

Inconel 625 SO Flange

Slip-On Type

High strength and excellent resistance to oxidation and corrosion. Suitable for high-pressure piping systems.

Alloy 713C

Alloy 713C

Cast Superalloy

High strength and ductility at elevated temperatures. Widely used in turbine components and aerospace applications.

Incoloy 825 Round Bar

Incoloy 825 Round Bar

UNS N08825

Resistant to both oxidizing and reducing environments. Commonly used in chemical processing and pollution control.

Inconel 718 Forging

High-Strength Superalloy

Exceptional mechanical properties up to 700°C. Used in jet engines, gas turbines, and high-speed airframes.

Duplex 2205 Plate

UNS S31803

Balanced austenitic-ferritic structure with high strength and excellent resistance to stress corrosion cracking.

Hastelloy C-276 Coil

UNS N10276

Outstanding resistance to pitting, crevice corrosion, and stress-corrosion cracking in harsh chemical environments.

Kovar (4J29) Strip

Precision Alloy

Controlled thermal expansion for hermetic sealing in electronics, aerospace, and vacuum applications.

Why Choose ZHA Alloys?

Advanced Manufacturing

CNC, ESR furnaces, and heat treatment ensure precision and consistency.

Quality Assured

Rigorous testing and certification for every batch produced.

Global Reach

Serving clients in Abu Dhabi, Moscow, Riyadh, Tehran, and beyond.

Custom Solutions

Non-standard flanges, forgings, and tailored alloy compositions.

8+
Alloy Families
100+
Product Types
50+
Countries Served
300+
Industrial Projects

Frequently Asked Questions

What are the key applications of Inconel 625?

Inconel 625 is widely used in aerospace, marine engineering, chemical processing, and pollution control due to its excellent resistance to oxidation, pitting, and crevice corrosion.

Is Monel 400 suitable for marine environments?

Yes, Monel 400 exhibits outstanding resistance to seawater and salt spray, making it ideal for marine hardware, pumps, and offshore components.

Do you provide custom alloy compositions?

Yes, we offer tailored alloy development and custom manufacturing for specialized industrial requirements.

What certifications do you hold?

Our production follows international quality standards with full traceability and certification available upon request.

Get in Touch

For inquiries, quotes, or technical support, visit our official website to connect with our team.

Visit Official Website

Dongtai Zhonghai Super Alloy Co., Ltd.

Global presence in Abu Dhabi, Moscow, Iran, and Riyadh

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