Flanges JS FITTING is a leading NPT Threaded Flange manufacturer that makes high-performance flanges for harsh situations.
Our ASTM A105/A182 products are durable under high-pressure and corrosive situations.
These leak-proof NPT flanges link oil & gas pipelines, chemical processing plants, and industrial fluid systems.
Every flange passes ISO 9001 and API-certified quality inspections to ensure vital operating dependability.
With 20+ years of experience, we develop solutions for global clients seeking reliable NPT flange suppliers.
JS FITTING provides unique size and pressure ratings for projects using sophisticated manufacturing and fast service.
Our threaded flanges are ideal for long-term infrastructure performance due to their technical superiority and industry conformity.
Discover threaded flange solutions that excel in demanding operational situations.
Precision Engineering We've made steel pipe fittings for worldwide industries since 1983 using traditional and cutting-edge technologies.
Globally trusted certifications All products fulfill ISO 9001, CE, and GOST-R requirements for oil, gas, and construction safety.
Smart Green Manufacturing Automatic 100-meter painting lines and green sandblasting eliminate waste and preserve accuracy.
Powering Massive Projects Over 30,000 tons of ASTM/EN-certified flanges, pipes, and fittings every year—perfect for bulk orders.
Smooth Global Shipping With decades of industry confidence, a specialized logistics network keeps projects on pace globally.

high-pressure NPT threaded flanges difficult. NPT Threaded Flange maker JS FITTING offers industrial-specific designs.
Low-quality flanges leak, fatigue, and violate industrial standards.
**Solution**: We use ASTM-certified stainless steel, carbon steel, or alloys for NPT threaded flanges at 1,200°F and 5,000 PSI.
As a **NPT Threaded Flange manufacturer**, JS FITTING customizes thread pitch, bore size, and face finish to your specifications.
Benefits include reduced downtime, extended service life, and seamless system integration.
Our API, ANSI, and ASME-certified flanges fulfill strict quality standards.
JS FITTING makes harsh-condition NPT Threaded Flanges for Texas oil refineries and Singapore water treatment plants.
Unique applications need flanges?
Engineers and our team create bespoke solutions with 24/7 technical support.
JS FITTING, an NPT Threaded Flange manufacturer, provides fast, accurate prototype and big order turnaround.
Dependable in tough industrial settings.
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