Quality

We back every product with documented proof of compliance.

ISO 9001:2015 – Our quality management system is certified for the design, production, and distribution of stainless steel sheets and tubes.

Mill Test Certificates (MTC) – Each batch is traceable with EN 10204 Type 3.1 or 3.2 certificates, including chemical composition and mechanical property reports.

Third-Party Inspection – We work with SGS, Bureau Veritas (BV), and Intertek for independent testing upon customer request.

Compliance Standards – Our products meet or exceed ASTM, AISI, JIS, and EN specifications, ensuring compatibility with international project requirements.

5S Management Certification – Internally audited across all production lines, ensuring clean, organized, and efficient manufacturing conditions that directly support product consistency.

All certifications are available for review before order confirmation.

Standard: CERTIFICATE OF CONFORMITY OF QUALITYMANAGEMENT SYSTEM CERTIFICATION Number: NO: 08923Q52949R0S Issue Date: 2023-11-22 Expiry Date: 2026-11-21 Scope/Range: Metal Products Export Trade Issued By: Beijing Zhongshui Zhuoyue Certification Co., Ltd.

Standard: Quality-Assurance System for material manufacturer Number: 07/202/9030/WZ/219 Issue Date: 2023-05-23 Expiry Date: 2026-05-26 Scope/Range: Seamless tubes of austenitic steels Issued By: TUV NORD