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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 […]
GB/T 226-91 — Steel Macrostructure and Defect Acid Etching Inspection Method 📥 Download Original PDF (Chinese Version) Original GB/T 226-91 Chinese Standard Document (embedded above) 1 Scope This standard specifies the acid etching method for examining the macrostructure and defects of steel. It is applicable to the inspection of macrostructure and common defects in various […]
Flange Sizing and Repair Guide Proper flange sizing and timely maintenance ensures safe and reliable pipeline operation. Flange Sizing Chart NPS 1/2 to NPS 24: Standard industrial range DN15 to DN600: Metric equivalents Class 150 to 2500: Pressure ratings Custom sizes: Available on request Flange Repair Methods Face resurfacing: Minor damage repair Bore machining: Restore […]
Cast Iron Flange Installation Guide Cast iron flanges provide durable solutions for commercial and industrial piping installations. Cast Iron Closet Flange Features Durable construction for long service life Corrosion resistant epoxy coating Standard and custom sizes available Compatible with various pipe materials Mounting Flange Installation Prepare and clean mounting surface Mark bolt hole positions Drill […]
Drain Flange and Exhaust Systems Industrial drain and exhaust flanges ensure safe fluid management in processing facilities. Drain Flange Applications Floor drain flanges: Water treatment facilities Process drain flanges: Chemical plants Roof drain flanges: Industrial buildings Shower drain flange: Commercial facilities Exhaust Flange Bolts Specifications ASTM A193 B7: High temperature bolting ASTM A193 B8: Corrosion […]
Flange Sizing and Repair Guide Proper flange sizing and timely repair ensures safe pipeline operation. Flange Sizing Chart NPS 1/2 to NPS 24: Standard range DN15 to DN600: Metric sizes Class 150 to 2500: Pressure ratings Custom sizes available Flange Repair Methods Face resurfacing for minor damage Bore machining for worn surfaces Bolt hole repair […]
Cast Iron Flange and Mounting Applications Cast iron flanges provide durable solutions for industrial and commercial piping installations. Cast Iron Closet Flange Durable construction Corrosion resistant coating Standard and custom sizes Compatible with various pipe materials Mounting Flange Installation Proper surface preparation Anchor bolt specifications Leveling requirements Sealing and waterproofing Setting a Flange Measure and […]
Flange Gaskets Complete Selection Guide Proper gasket selection is critical for leak-free flange connections in industrial piping systems. Gasket Materials Non-asbestos fiber: General service Graphite: High temperature up to 450C PTFE: Corrosive chemicals Spiral wound: High pressure applications Ring type joint: Extreme pressure Flange Sizing Standards ASME B16.5: American standard EN 1092-1: European standard JIS […]
Custom Size Flange Fabrication Service Industrial pipeline projects require non-standard flange sizes. Custom fabrication ensures perfect fit for specialized applications. Large Diameter Flange Fabrication Service Size range: DN15 to DN4000 Maximum weight: 5 tons per piece Pressure classes: PN6 to PN160 Applications: Water treatment, power plants, HVAC Flange with Drilling Service for Oil and Gas […]
Brida roscada para tuberías de pequeño diámetro y servicios de reparación Las bridas roscadas proporcionan conexiones sin soldaduras para sistemas de tuberías de pequeño diámetro. Combinadas con servicios profesionales de reparación y mecanizado, ofrecen soluciones rentables para el mantenimiento industrial y las nuevas instalaciones. Descripción general de las bridas roscadas Las bridas roscadas se conectan a las tuberías mediante roscas internas, eliminando la necesidad de soldadura: Características principales [...]
PN16 Welded Flange Price and Water Treatment Applications PN16 welded flanges are widely used in water treatment plants and industrial pipelines. Understanding pricing, customization options, and technical specifications ensures optimal procurement decisions. PN16 Flange Overview PN16 indicates a pressure rating of 16 bar (232 psi) at 120 degrees Celsius, commonly used in European and Asian […]
ASTM A105 Flange Distributor in China Selection Guide Finding reliable carbon steel flange suppliers near you requires understanding material specifications, pricing factors, and quality certifications. This comprehensive guide helps you identify trustworthy ASTM A105 flange distributors in China. ASTM A105 Material Specifications ASTM A105 is the standard specification for carbon steel forgings for piping applications: […]