ASTM A105 Forged Steel Flange creator Precision-engineered high-pressure systems from JS FITTING. We sell corrosion-resistant ISO 9001 and API Q1 flanges.
Why pick our ASTM A105 forged steel flanges?
Built for -20°F to 1000°F.
Needs precise machining and leak-proof connections Suitable for high-pressure gas, oil, and chemicals JS FITTING, a leading ASTM A105 Forged Steel Flanges manufacturer, with 15+ years of metallurgical experience and strict quality control.
Safety-critical power plants, refineries, and pipelines use our products.
Hydrostatic testing shows all flanges exceed ASME B16.5 pressure for critical environment reliability.
Work with a reliable ASTM A105 Forged Steel Flanges manufacturer to save downtime and lifetime costs.
JS FITTING solutions provide industry efficiency with durability, verification, and engineering for your largest issues.
decades of precision craftsmanship Durable steel pipe fittings have been our specialty since 1983. With over 35,000 m² of modern facilities, every product satisfies high requirements.
Globally trusted standards Certifications like ISO 9001, CE, and PETROBRAS highlight our strict quality checks.
Industrial-grade reliability is guaranteed for oil, gas, and construction projects.
Smarter, greener production Automatic 100-meter painting lines and eco-friendly sandblasting decrease waste.
Energy-efficient processes save money without sacrificing performance.
Built for Big Demands Produce 30,000+ tons annually?
Easy.
Bulk orders are delivered internationally quickly by a specialized logistics staff.
All parts are tested for smooth integration into harsh industrial settings.

Well Leading ASTM A105 Forged Steel Flanges manufacturer JS FITTING offers reliable high-temperature and high-pressure solutions.
Our products fulfill safety and efficiency standards in oil and gas pipelines, chemical facilities, and power plants.
You may use our robust flanges and leak-proof high-pressure system connections.
Full Compliance: ASTM A105, ASME B16.5, and other worldwide standards provide dependability and infrastructure compatibility.
Dimensions and material integrity are assessed for ISO 9001 and PED-certified flanges.
Custom Manufacturing: Dimensions, coatings, and materials relevant to the project.
Leading ASTM A105 Forged Steel Flanges manufacturer JS FITTING employs unique processes and decades of experience.
Precision engineering streamlines complex system integration, saving downtime and maintenance.
This precision-engineered, robust flange works well in severe industrial applications.
Learn about our latest products and discounts through SMS or email