JS FITTING is a leading manufacturer of precision-engineered stainless steel tube flanges that meet ASTM/ASME standards for extreme applications.
Clean, durable 304 and 316L stainless steel flanges thrive in severe petrochemical and food processing processes.
Your dimensions, pressure ratings, and surface treatments are customized.
Every product undergoes ISO-certified quality control for leak-free performance and longevity.
Select JS FITTING for flanges that streamline your processes with industry experience and current manufacturing.
Stainless steel tube flange manufacturing excellence is our commitment to your success.
Ultimate plumbing system solution—durable, versatile, and long-lasting.
Decades of Precision Over 42 years, JS FITTINGS has designed ASTM/EN pipe fittings, flanges, and pipes.
Our 35,000 m² facility combines craftsmanship with digital production systems.
Quality Without Compromise For ISO 9001 and CE, every product is inspected 12 times.
Petrobras-approved products protect harsh oil/gas conditions.
Smart, sustainable production Traditional 100-meter painting lines waste 18% more than automated ones.
Surface treatment using eco-friendly sandblasting reduces environmental effect.
Global Delivery Power Four production lines ship 30,000+ tons annually smoothly.
A dedicated logistics team fulfills large purchases from 26 countries in 15 days.
For industrial applications, steel components here can endure 25,000 PSI and retain accurate dimensional tolerances.

Tube Flanges JS FITTING stainless steel tube flanges make leak-free, long-lasting couplings in tough conditions.
We create durable stainless steel tube flanges using advanced material science and engineering.
Our corrosion-resistant 304/316L stainless steel flanges survive longer in severe situations like oil & gas pipelines and chemical processing plants.
Custom designs suit system architectures, and precise tolerances and faultless welds eliminate maintenance risks.
Our staff adapts to ANSI/ASME or bespoke project requirements.
For safe flanges that handle high pressures, temperatures, and corrosive media, industries choose JS FITTING.
Operating efficiency and regulatory compliance are our top priorities for offshore drilling rigs and pharmaceutical-grade fluid systems.
Every product undergoes decades of metallurgical inspection.
Long-lasting flanges save downtime and lifetime costs.
Year after year, JS FITTING stainless steel tube flanges keep vital systems running properly.
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