Certifications & Quality Standards | {{ .Site.Params.companyShortName }}
Quality certified steel products — trusted by customers in 80+ countries worldwide
Company Qualifications
SteelPartner holds all necessary certifications and qualifications for international trade, ensuring smooth customs clearance and reliable supply for our global customers.
Customs Declaration Unit Certificate
Registered with China Customs for import & export operations
Business License & Export Qualification
Fully licensed steel manufacturer with export rights
Inspection & Test Report Samples
Every shipment comes with a full Mill Test Certificate (MTC). Below are sample inspection reports showing the level of detail and quality documentation you receive with every order.
Mill Test Certificate
EN 10204 3.1 — Chemical & Mechanical Properties
Material Test Report
Full spectral analysis & dimensional inspection
Quality Test Report
Surface quality & tolerance verification
Inspection Certificate
Pre-shipment inspection & packing verification
Standards We Comply With
Our products meet major international standards. We can supply material certified to ASTM, EN, JIS, and GB specifications depending on your requirements.
ASTM
American Society for Testing and Materials
- A240 — Stainless Steel Plate/Sheet
- A312 — Seamless/Welded Pipe
- A213 — Seamless Boiler Tube
- A36 — Carbon Steel Plate
- A572 — High-Strength Low-Alloy
EN / DIN
European / German Standards
- 1.4301 (304) — Stainless Steel
- 1.4404 (316L) — Stainless Steel
- S235JR — Carbon Steel
- S355JR — Structural Steel
- EN 10204 — Inspection Documents
JIS
Japanese Industrial Standards
- SUS304 — Stainless Steel
- SUS316L — Stainless Steel
- SUS321 — Stainless Steel
- SS400 — Carbon Steel
- JIS G4303 — Stainless Steel Bar
GB
Chinese National Standards
- 06Cr19Ni10 (304) — Stainless
- 022Cr17Ni12Mo2 (316L)
- Q235B — Carbon Steel
- Q355B — Low Alloy Steel
- GB/T 4237 — Stainless Steel Sheet
100% Traceable
Every batch can be traced back to the original steel mill with full documentation.
Pre-Shipment Inspection
Full inspection before every shipment leaves our factory — no exceptions.
Free Replacement
If any product fails to meet specs, we replace it at no cost to you.
Transparent Communication
Honest lead times, honest pricing, honest answers — always.
Need a specific certificate or standard?
Contact our sales team to discuss your quality requirements.
Request a Quote