304 Stainless Steel Elbow 90 Degree Sanitary Welding Pipe Connection Fittings polish inside show

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March 31, 2025
304 Stainless Steel Elbow 90 Degree Sanitary Welding Pipe Connection Fittings polish inside show ,Our advanced mechanical + electrolytic polishing process guarantees **internal surface roughness below 0.5μm** (compared to the 3A standard requirement of ≤0.8μm).  
   - Attached are [videos/photos] demonstrating our polishing results and production workflow.