Tag: Quality Testing

GB/T 4334.1-2000 — Method of 10 Per Cent Oxalic Acid Etch Test for Stainless Steels
GB/T 4334.1-2000 — Method of 10 Per Cent Oxalic Acid Etch Test for Stainless Steels
grama · 2026-05-14 | Read 1039 | Comments 0

This is the English translation of the Chinese National Standard GB/T 4334.1-2000. The original Chinese PDF is also embedded at the bottom of this page for reference. GB/T 4334.1-2000 Method of 10 Per Cent Oxalic Acid Etch Test for Stainless Steels ICS: 77.040.99   |   Issued: 2000-10-25   |   Implemented: 2001-09-01 Published by: General Administration of Quality […]

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How Penetrant Testing Ensures High-Quality Stainless Steel Flanges
How Penetrant Testing Ensures High-Quality Stainless Steel Flanges
grama · 2026-04-17 | Read 2317 | Comments 0

# How Penetrant Testing Ensures High-Quality Stainless Steel Flanges Published: April 12, 2026 | Category: Quality Control Flange penetrant testing ensures high-quality stainless steel flanges by detecting surface defects before they affect sealing performance or structural integrity. It reveals cracks, porosity, and discontinuities that are often invisible during routine inspection. This allows manufacturers to verify […]

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