Quality Control & Certificates
ZhenAn International supports metallurgical material buyers with quality control, COA, MTC, MSDS, qualification documents and third-party inspection arrangements when required. These documents help buyers confirm material specifications, reduce sourcing risk and review supplier reliability before shipment.
Quality Control
We check product grade, chemical composition, particle size, moisture protection, packing condition, labeling and batch consistency according to buyer requirements before shipment.
Quality Documents
Available documents may include COA, MTC, MSDS, product test reports, packing records and company qualification documents, depending on product type and order requirements.
Third-Party Inspection
SGS, BV, Intertek or buyer-appointed inspection can be arranged for sampling, chemical analysis, quantity checking, packing inspection and pre-shipment verification.
Why Quality Documents Matter
Verify Specifications
COA and test reports help confirm chemical composition and key quality indicators before shipment or production use.
Reduce Purchasing Risk
Inspection records and qualification documents make supplier review, order approval and internal purchasing decisions easier.
Improve Traceability
Batch-related documents help buyers track material information and compare repeated orders for long-term cooperation.
Quality Support for Metallurgical Materials
Our quality control and document support can be applied to electrolytic manganese flakes, silicon metal, ferro alloys and refractory raw materials.
Certificates, Test Reports & Awards
The following images show part of ZhenAn International's qualification documents, quality records, product-related reports and industry awards.
Company Qualification Document
Quality Management Certificate
Product Test Report
Certificate & Inspection Record
Material Safety Data Sheet (MSDS)
SGS Third-Party Testing Report
Need Quality Documents for Your Order?
Send us your product name, grade, specification and quantity. We will help confirm available COA, inspection options and export document requirements.
Request Quality Documents