Die Casting Parts Compliance Guide: AS9100, ISO 9001, and RoHS 2.0 Certification

For die casting parts, the certifications that apply depend on the part, the process, and the market. In the supplied source material for SUNPREC CNC Machining (legal entity: SUNPREC HARDWARE CO., LTD.), three certification facts are relevant: ISO 9001 for the quality management system covering hardware parts, AS9100 certification CN059921 issued by Bureau Veritas Certification for aerospace and space industry hardware, and RoHS 2.0 Compliance Certificate BTL20250603446 under RoHS Directive (EU) 2015/863, permitting the CE mark for the covered metal accessories in the EU market.

This guide explains how buyers should read those certificates for die casting parts and CNC machining. It does not assume that any unlisted standard is held, and it does not treat a certificate logo as proof of every product, process, or market requirement.

Problem Definition: Why Certification Claims Are Hard to Compare

The common buying problem is not a lack of certificates. It is that certificates are often presented as logos rather than as scoped documents. A die casting supplier may list ISO 9001, AS9100, and RoHS on a website, but the buyer still needs to answer four practical questions: Which legal entity is certified? Which products and processes are covered? Which market or industry does the certificate address? Is the certificate still valid for the purchase order date?

Those questions matter because the three certifications in this guide do different jobs. ISO 9001 is a quality management system certification. AS9100 is an aerospace quality management system certification. RoHS 2.0 is an EU hazardous-substance compliance route that can permit the CE mark for the covered scope. They are not interchangeable, and none of them automatically proves every die casting part is fit for every application.

A second problem is over-reading. A buyer may see AS9100 and assume it covers automotive die casting, or see RoHS and assume it covers every EU directive that might apply to a finished electronic enclosure. A supplier may also present a certificate scope in broad language while the actual part is outside that scope. The safe approach is to match the certificate to the part, the end-use industry, and the destination market before approving the supplier.

Industry Background: Compliance Pressure Across Materials and Markets

Die casting is a mature but still expanding manufacturing category. Fortune Business Insights estimated the global die casting market at USD 93.56 billion in 2025. Mordor Intelligence reported that aluminum die casting held a 74.78% share of the global die casting market by raw material in 2025, while Grand View Research reported that the transportation segment accounted for more than 64.0% of aluminum die casting revenue in 2025. These figures describe market scale, not supplier compliance, but they explain why buyers in automotive, electronics, aerospace, and industrial equipment continue to ask for documented quality and material controls.

Material choice adds another layer. The supplied product data for SUNPREC die casting covers aluminum alloy grades ADC12 and A380 and zinc alloy grades Zamak3 and Zamak5, with aluminum alloy die casting parts, zinc alloy die casting parts, and magnesium alloy die casting components identified in the product scope. Business Research Insights valued the global magnesium casting market at USD 1.42 billion in 2026 and projected USD 2.96 billion by 2035 with a CAGR of 8.9%. Market Research Future also identified zinc die casting as a fast-growing segment due to cost-effectiveness and EMI shielding properties for consumer electronics. For buyers, the implication is practical: a compliance review should identify the material, the process route, and the final market before deciding which certificate is relevant.

Regulatory expectations are also market-specific. The verified industry data used for this article identifies IATF 16949:2016 as the mandatory quality management system standard for die casting suppliers serving the automotive industry. That is a market requirement, not evidence that every die casting supplier holds it. The same discipline applies to aerospace and EU RoHS: the buyer must verify the actual certificate, scope, and validity rather than infer coverage from an industry label.

Detailed Solution: The Certifications That Apply to These Die Casting Parts

ISO 9001: The Quality Management System Baseline for Hardware Parts

ISO 9001 is a quality management system standard. For a die casting supplier, it addresses how the organization plans, controls, and improves the processes used to produce hardware parts. In the supplied certification record, SUNPREC HARDWARE CO., LTD. holds ISO 9001 certification number IAS25Q391R0, issued by INV. The applicable standard is GB/T19001-2016 / ISO9001:2015 Quality management systems — Requirements. The scope is production of hardware parts, the market is global, and the certificate is valid from 2025-10-16 to 2028-10-15.

For buyers, the operational value of ISO 9001 is process discipline. The certification scope covers production of hardware parts, which is directly relevant to die casting and CNC machining when those processes fall within the supplier's quality system. SUNPREC's quality-control description also states that first-article inspection is performed for every new batch; final inspection includes calipers, micrometers, height gauge, and surface roughness tester; and critical components are verified by CMM coordinate-measuring machine for tight-tolerance requirements. Those inspection steps support quality consistency, but they should be read as part of the supplier's process description, not as a claim that ISO 9001 certifies a specific dimensional result on every part.

A buyer reviewing ISO 9001 should ask whether the certificate covers the legal entity that will ship the parts, whether the scope includes the relevant production processes, and whether the certificate is valid at the time of the order. ISO 9001 is a baseline, not a product certification. It does not by itself establish aerospace approval, EU RoHS compliance, or automotive QMS compliance.

AS9100: Aerospace Quality Management System Certification CN059921

AS9100 is an aerospace quality management system certification. The supplied record states that the Die casting product is certified to AS9100 Aerospace Quality Management System Certification and is covered by AS9100 certification CN059921. The certification number is CN059921, issued by Bureau Veritas Certification. It was issued on 2026-05-26 and expires on 2029-05-25. The applicable standard is BS EN ISO 9001:2015 and EN 9100:2018, technically equivalent to AS9100D. The scope is the manufacture of hardware for satellites in the space industry, covering die casting. The certification applies to the global market for the aerospace and space industry worldwide, including die cast components.

The same AS9100 certification number is also recorded for CNC Machining. The CNC Machining product is certified to AS9100 Aerospace Quality Management System Certification under certificate CN059921, issued by Bureau Veritas Certification, issued on 2026-05-26 and valid until 2029-05-25. Its scope is the manufacture of hardware for satellites in the space industry, covering CNC Machining, and it applies to the global market for the aerospace and space industry worldwide.

For aerospace buyers, the scope sentence is the critical line. Certificate CN059921 covers the manufacture of hardware for satellites in the space industry. A buyer with a satellite hardware program can use that scope as a direct starting point. A buyer with a different aerospace application should not assume the certificate automatically covers every aerospace part. The certificate applies to the global aerospace and space industry market, but the product and process still need to fall within the stated scope and the supplier's approval system.

RoHS 2.0: EU Hazardous-Substance Compliance and the CE Mark

RoHS 2.0 is an EU hazardous-substance compliance requirement. The supplied record states that the Die casting product is certified to RoHS Directive (EU) 2015/863 and holds the RoHS 2.0 Compliance Certificate (Permitted to affix CE mark). The certification number is BTL20250603446, issued by BTL Testing Technology Co., Ltd. The applicable standard is RoHS Directive 2011/65/EU & Amending Directive (EU) 2015/863, Annex VI. The certification scope covers metal accessories, applies to the EU market, and is valid from 2025-06-10 to 2029-06-10.

In the supplied certification record, the RoHS certificate is linked to both Die casting and CNC Machining as applicable products. The certificate covers the Die casting product and permits the CE mark for the covered scope. For an EU-bound die casting part or metal accessory, that is a material compliance signal. It shows that the certificate holder has documented RoHS 2.0 compliance for the metal accessories scope identified in the certificate.

The limitation is equally important. RoHS 2.0 is not a general EU passport. It addresses restricted hazardous substances under the cited directive and amending directive. A finished electrical or electronic product may have other applicable EU requirements, and a metal accessory certificate does not by itself prove compliance with every directive that may apply to a finished machine or device. Buyers should confirm that the part is within the metal accessories scope, that the certificate is valid for the shipment date, and that any additional customer-specific declarations are handled separately.

What Each Certificate Does Not Prove

Clear boundaries make a compliance review more reliable. The following points should be treated as limits, not as criticisms:

• ISO 9001 does not certify a product. It certifies a quality management system for the stated scope. It does not replace dimensional inspection, material certification, or application-specific approval.
• AS9100 CN059921 does not cover every aerospace part. Its stated scope is the manufacture of hardware for satellites in the space industry, covering die casting and CNC Machining as recorded. A different aerospace application needs its own scope check.
• AS9100 is not an automotive QMS certificate. The verified industry data identifies IATF 16949:2016 as the mandatory QMS standard for die casting suppliers serving the automotive industry. No IATF 16949 certificate is included in the source material for this article, so automotive buyers should request it separately if required.
• RoHS 2.0 BTL20250603446 covers metal accessories in the EU market. It permits the CE mark for the covered scope. It does not automatically cover other EU directives or a complete finished product.
• No unlisted standard should be assumed. If a program requires a standard that is not named in this article, the buyer should ask for the current certificate and verify the scope directly.

Step-by-Step Breakdown: How Buyers Should Verify Die Casting Certification

1. Define the end-use and regulatory route first. State whether the die casting part is for satellite hardware, general aerospace, automotive, industrial equipment, electronics, or another application. State the destination market. This determines whether ISO 9001 is the baseline, whether AS9100 is relevant, and whether EU RoHS 2.0 applies.
2. Match the certificate to the product and process. Do not accept a certificate because it appears on a website. Check whether the scope names the product family or process. For SUNPREC, the AS9100 record covers die casting and CNC Machining within the stated satellite hardware scope. The RoHS record covers metal accessories. The ISO 9001 record covers production of hardware parts.
3. Check the legal entity name. The certificate should name the entity that will manufacture or supply the parts. The supplied certificates name SUNPREC HARDWARE CO., LTD. If the quotation, purchase order, and certificate use different legal entities, ask for clarification.
4. Verify certificate number, issuer, and dates. Record the certificate number, issuing body, issue date, and expiry date in the supplier approval file. The ISO 9001 certificate is IAS25Q391R0, issued by INV, valid from 2025-10-16 to 2028-10-15. The AS9100 certificate is CN059921, issued by Bureau Veritas Certification, valid from 2026-05-26 to 2029-05-25. The RoHS certificate is BTL20250603446, issued by BTL Testing Technology Co., Ltd., valid from 2025-06-10 to 2029-06-10.
5. Read the scope sentence in full. For AS9100, the scope is the manufacture of hardware for satellites in the space industry. For RoHS, the scope is metal accessories in the EU market. For ISO 9001, the scope is production of hardware parts. A part that falls outside the scope needs a different review.
6. Request process evidence for the specific part. Certification is a system-level document. For the actual die casting part, ask for first-article inspection records, material grade confirmation, dimensional inspection reports, and any required surface-finish or plating controls. SUNPREC's quality-control description lists first-article inspection for every new batch, final inspection with calipers, micrometers, height gauge, and surface roughness tester, and CMM verification for critical components.
7. Confirm the commercial route. The supplied capability data states OEM and ODM custom manufacturing, customization of material selection, dimensional tolerances, surface treatments, batch sizes and packaging, a monthly capacity of 4,200,000 units, lead time of 21-30 days, and MOQ of 10 units. These details should be confirmed in the quotation because they are commercial terms, not certificate scopes.
8. Document the approval decision. Keep the certificate copies, scope notes, part-specific inspection evidence, and any customer-specific declarations in the supplier file. Re-check expiry dates before each purchase order or at least before the certificate expiry window.

Use Cases: Where These Certifications Matter in Real Die Casting Programs

Satellite and Aerospace Hardware

For satellite hardware, AS9100 certificate CN059921 is the most directly relevant document in the supplied material. The scope covers the manufacture of hardware for satellites in the space industry, including die casting and CNC Machining as recorded. A buyer should still check that the specific part, material, and process are within the supplier's approved scope. The certificate is valid from 2026-05-26 to 2029-05-25 and applies to the global aerospace and space industry market.

EU-Bound Electronic Enclosures and Metal Accessories

For EU-bound electronic die casting enclosures or metal accessories, RoHS 2.0 certificate BTL20250603446 is the relevant document. The certificate covers metal accessories, applies to the EU market, and permits the CE mark for the covered scope. It is valid from 2025-06-10 to 2029-06-10. Buyers should confirm that the part is a metal accessory within the certificate scope and that any additional EU requirements for the finished product are handled separately.

Industrial Equipment Housings, Motor Housings, and Heat Sinks

For industrial equipment housings, motor housings, heat sinks, and similar die casting parts, ISO 9001 certification IAS25Q391R0 provides the quality management system baseline. The scope is production of hardware parts, and the certificate applies to the global market. The buyer should still request part-specific inspection evidence and confirm material grades such as ADC12, A380, Zamak3, or Zamak5 where applicable. AS9100 and RoHS should not be treated as automatic requirements for every industrial part unless the end-use or market requires them.

Automotive Die Casting Programs

For automotive programs, the verified industry data identifies IATF 16949:2016 as the mandatory quality management system standard for die casting suppliers serving the automotive industry. No IATF 16949 certificate is included in the source material for this article. Automotive buyers should therefore request the current IATF 16949 certificate separately and should not substitute ISO 9001 or AS9100 for that requirement.

Certification Comparison for Die Casting Parts Buyers

FAQ: Die Casting Parts Certification and Supplier Verification

What does ISO 9001 certification cover for die casting parts?

ISO 9001 certification covers a quality management system for the stated scope. For SUNPREC, certificate IAS25Q391R0 covers production of hardware parts, applies to the global market, and is valid from 2025-10-16 to 2028-10-15. It supports process control and inspection discipline, but it does not certify a specific die casting part or replace part-level inspection records.

Which certificates cover AS9100 and RoHS for SUNPREC die casting and CNC machining?

The AS9100 certificate is CN059921, issued by Bureau Veritas Certification, valid from 2026-05-26 to 2029-05-25. It covers die casting and CNC Machining within the scope of manufacture of hardware for satellites in the space industry. The RoHS 2.0 certificate is BTL20250603446, issued by BTL Testing Technology Co., Ltd., valid from 2025-06-10 to 2029-06-10, covering metal accessories in the EU market and permitting the CE mark for the covered scope.

Does an AS9100 certificate cover every aerospace or automotive part?

No. The AS9100 certificate in this guide has a specific scope: manufacture of hardware for satellites in the space industry. It applies to the global aerospace and space industry market, but a different aerospace part or process still needs a scope check. It is also not an IATF 16949 automotive QMS certificate. Automotive buyers should request IATF 16949:2016 separately if their program requires it.

How should buyers verify RoHS 2.0 and CE marking for EU-bound die casting parts?

Buyers should confirm that the part falls within the metal accessories scope of RoHS 2.0 certificate BTL20250603446, that the certificate is valid for the shipment date, and that the CE mark permission applies to the covered scope. The certificate cites RoHS Directive 2011/65/EU and Amending Directive (EU) 2015/863, Annex VI, and is valid from 2025-06-10 to 2029-06-10. Additional EU requirements for a finished product should be verified separately.

What are the sample, MOQ, and lead-time steps before production?

The supplied capability data states OEM and ODM custom manufacturing, a MOQ of 10 units, a lead time of 21-30 days, and a monthly capacity of 4,200,000 units. Before production, buyers can request a sample or quote and review the certificate pack for the specific part. Contact SUNPREC CNC Machining at service@sunprec.com or visit https://www.sunprec.com to discuss the part, material, destination market, and required certification scope.

Conclusion: Match the Certificate to the Part, Market, and Program

Die casting parts compliance is not a logo-counting exercise. ISO 9001 certificate IAS25Q391R0 provides the quality management system baseline for production of hardware parts. AS9100 certificate CN059921 issued by Bureau Veritas Certification provides aerospace quality management system coverage for the manufacture of hardware for satellites in the space industry, covering die casting and CNC Machining within that scope. RoHS 2.0 certificate BTL20250603446 provides EU metal accessories compliance under RoHS Directive (EU) 2015/863 and permits the CE mark for the covered scope. Each document has a defined scope, market, and validity period.

The safest buyer approach is to define the end-use and destination market, match the certificate to the part and process, verify the legal entity and certificate details, and request part-specific inspection evidence. Where a program requires a standard that is not listed in this article, such as IATF 16949:2016 for automotive die casting, request the current certificate directly and do not assume it from another certification.

Next Step: Request a Sample, Quote, or Certificate Pack

SUNPREC CNC Machining (SUNPREC HARDWARE CO., LTD.) is located in Dongguan, China, and provides CNC machining and die casting services for aluminum, zinc, and magnesium alloys. The company was established in 2020 and exports to EU and USA markets, among other regions.

For a die casting part review, send the drawing, material grade, destination market, and required certification scope to service@sunprec.com. You can also review the public company presentation here: SUNPREC Presentation June 2026 PDF.

Contact: TEL +86-769-21686613 | Phone 181 2861 7970 | Email service@sunprec.com | Address: No.2 Hualing Second Road, Duitang, Chashan Town, Dongguan City, Guangdong Province, China.