Occupational health and safety management system certification
ISO 45001:2018 Certificate: Occupational Health and Safety Management System for Stainless Steel Seamless Pipe Manufacturing
Zhejiang Xintongda Special Steel Manufacturing Co., Ltd. · Certificate No. 19819SK2057R2M · GB/T 45001-2020 / ISO 45001:2018 · Valid 17 November 2025 – 28 November 2028
Zhejiang Xintongda Special Steel Manufacturing Co., Ltd., a stainless steel seamless pipe manufacturer in Songyang County, Lishui City, Zhejiang Province, China, is certified to GB/T 45001-2020 / ISO 45001:2018 for its occupational health and safety management system. Certificate No. 19819SK2057R2M was issued by Beijing Xinjiyuan Certification Co., Ltd. under CNAS accreditation, covers the manufacturing and sales of stainless steel seamless pipe, and is valid from 17 November 2025 to 28 November 2028.
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Certification overview
The OH&S management system was first certified on 29 November 2019 and was recertified in 2025. The current certificate, issued on 17 November 2025, covers the manufacturing and sales of stainless steel seamless pipe and remains valid to 28 November 2028, subject to the surveillance audits specified on it.
The certificate bears the CNAS accreditation mark (C178-M, management system certification) and the IAF Multilateral Recognition Arrangement (IAF MLA) mark. CNAS, China’s national accreditation body, is a signatory of the IAF MLA, which supports recognition of certificates issued by CNAS-accredited bodies among IAF MLA member economies.
Registered and business address
The registered address and the business address on the certificate are the same:
No. 209, Ruiyang Avenue, Xiping Sub-district, Songyang County, Lishui City, Zhejiang Province, China.
What ISO 45001 certification means for a seamless pipe manufacturer
ISO 45001:2018 is the international standard for occupational health and safety management systems. It replaced OHSAS 18001 and sets requirements for how an organization manages workplace safety, not for the products it makes. For a stainless steel seamless pipe manufacturer, a certified system means documented, auditable controls for:
- hazard identification across production, for example hot working, cold drawing, heat treatment, surface treatment, finishing and material handling;
- risk assessment and risk control, following the hierarchy of controls;
- evaluation of legal and other applicable requirements;
- worker consultation and participation in safety decisions;
- emergency preparedness and response;
- incident investigation, nonconformity and corrective action, and continual improvement.
For procurement teams assessing stainless steel seamless pipe suppliers, the certificate is third-party evidence that the supplier’s OH&S management system was assessed against ISO 45001:2018 within the stated scope. It is especially relevant to buyers whose ESG, supplier code of conduct or HSE audit programs require safety management certification from upstream suppliers.
What the certificate does not cover
ISO 45001 certifies a management system, not a product. It is not a statement of conformity for any steel grade, dimension, tolerance or test result. Those are defined by the order documents: the purchase specification, the material standard named in the order, and the inspection records issued with each lot.
| Question | Where the answer comes from |
|---|---|
| Is the OH&S management system third-party certified? | This ISO 45001:2018 certificate, No. 19819SK2057R2M |
| Is the quality management system certified? | ISO 9001:2015 certificate, No. 20225Q20340R1M |
| Which grades and size ranges can be supplied? | Product catalog and the mill’s capability list |
| Does a specific lot meet the required grade and tolerances? | Order confirmation, EN 10204 3.1 material test certificate, dimensional and test reports |
How to verify the certificate
The certificate can be checked independently. Use any of these channels:
- Scan the QR code in the lower-right corner of the certificate.
- Visit the certification body’s website, www.xjyrz.com, or contact Beijing Xinjiyuan Certification Co., Ltd. (CNCA approval number CNCA-R-2015-198) and quote certificate number 19819SK2057R2M.
- Search the CNCA public query platform (Certification and Accreditation Administration of China, www.cnca.gov.cn; query platform cx.cnca.cn) by certificate number or organization name.
- Compare the details of the certificate number, scope wording, validity period and accreditation marks with the PDF issued by the certification body.
A current certificate shows a validity end date in the future, a scope that matches the products being purchased, and the CNAS and IAF MLA marks.
Frequently asked questions
Is the ISO 45001 certificate of Zhejiang Xintongda currently valid?
Yes. Certificate No. 19819SK2057R2M is valid from 17 November 2025 to 28 November 2028, subject to the regular surveillance audits. Its current status can be confirmed through the verification channels above.
What exactly is certified?
The occupational health and safety management system for the manufacturing and sales of stainless steel seamless pipe, at No. 209, Ruiyang Avenue, Xiping Sub-district, Songyang County, Lishui City, Zhejiang Province, China.
What is the difference between ISO 45001:2018 and GB/T 45001-2020?
GB/T 45001-2020 is China’s national standard adopting ISO 45001:2018 identically. Both are cited on the certificate, so the certificate covers conformity with either.
Is the certificate internationally recognized?
The certificate bears the CNAS and IAF MLA marks. CNAS is a signatory of the IAF MLA, which supports recognition of certificates issued by CNAS-accredited certification bodies among IAF MLA member economies.
Why does a supplier’s ISO 45001 certificate matter to buyers?
It shows that the supplier manages workplace risk through a systematic, independently audited process. Many buyers include this in supplier qualification, ESG assessment and HSE audit programs.
Does ISO 45001 certification cover a specific steel grade or size range?
No. ISO 45001 certifies the safety management system only. Grade, dimension, tolerance and test requirements are confirmed through the order documents and lot inspection records.
Does the company also hold a quality management certificate?
Yes. The company also holds ISO 9001:2015 (GB/T 19001-2016) certification, No. 20225Q20340R1M, covering the manufacture and sale of seamless steel pipe.
Request the certificate and product documentation
The English-language ISO 45001:2018 certificate is available on request for full review, including the complete scope wording and validity period. Together with a quotation, we can also supply the material test certificates and inspection reports applicable to your seamless stainless steel pipe order.
Contact Wenzhou Xinzhe Browse stainless and duplex pipe products
Other quality and safety management certificates: ISO 9001:2015 quality management · ABS · BV · DNV · LR · NORSOK M-650 · AD 2000 W 0 & PED · EAC · GOST · all factory certificates
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