FAQ

Frequently Asked Questions

1. Which industries does Sino Machinery Industries serve?

We specialize in aluminum recycling, aerospace, high-temperature alloy processing, heavy-duty components, and industrial OEM solutions, providing customized products and technical support.

2. What are the company’s core capabilities?

Our core capabilities include high-temperature alloy forging, heavy-duty component manufacturing, precision casting, machining, material R&D, and OEM customization services.

3. Does the company provide customized products?

Yes, we offer OEM services tailored to client requirements, including material selection, mechanical design, dimensional precision, and surface treatment.

4. Which high-temperature alloy materials are offered?

We provide Nickel-based superalloys such as Inconel 718 and Inconel 625, as well as other heat- and corrosion-resistant alloys suitable for aerospace, energy, and industrial equipment.

5. What materials and grades are commonly used by Sino Machinery Industries?

We work with a wide range of materials suitable for industrial, aerospace, and heavy-duty applications. Commonly used materials include:

  • Nickel-based superalloys: Inconel 718, Inconel 625 (corresponding to USA, EU, and Japan standards)
  • High-strength steels: AISI 4140, 4340, 8620; EN 24, EN 19; JIS SCM440, SNCM439; GB 20CrMnTi, 42CrMo, 35CrMo
  • Aluminum alloys: 2xxx, 5xxx, 7xxx series, corresponding to EU (EN), US (AA), and Japan (JIS) standards
  • Tool steels & casting alloys: Standard grades according to EN, JIS, and GB

These materials are sourced and produced to meet technical specifications of different markets, demonstrating our capability to supply globally and adapt to international standards.

6. How does the company ensure product quality and consistency?

All products are manufactured and inspected under strict quality management procedures, following the regulations and technical requirements of the destination country and industry. This ensures batch-to-batch consistency, reliability, and suitability for actual operating conditions.

7. What is the typical lead time?

Lead time depends on product type:

  • Standard products: Typically 35–45 days for production, plus 7–10 days for inspection and shipping preparation, and 30–45 days for ocean freight to global destinations.
  • New or custom products: Additional time may be required for tooling, prototyping, and testing, generally a few weeks depending on complexity. Urgent requests can be discussed on a case-by-case basis.

8. Does the company provide global shipping?

We arrange air, sea, or land shipping according to client location.

Shipments are conducted in compliance with Chinese export regulations, destination country import policies, and relevant United Nations trade restrictions.

9. What are the company’s environmental and social responsibility policies?

We actively follow sustainable production practices, including responsible energy use and waste management. Child labor is strictly prohibited, and all operations adhere to international labor and ethical standards. Our processes are designed to minimize environmental impact while maintaining operational efficiency.

10. What is the company’s compliance and anti-bribery policy?

We operate according to international trade regulations, anti-bribery policies, and global sourcing standards, ensuring lawful and ethical business practices.

11. How can clients verify quality and compliance?

For standard orders, all products are manufactured strictly according to approved samples and technical specifications, including material, chemical composition, mechanical properties, and dimensions. Batch production is verified against these reference samples to ensure consistency. For large-scale or high-value projects, additional verification procedures can be arranged under confidential agreements or project contracts.



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