ASME RTP-1 and Section X Class II Vessels
Engineered for Demanding Applications. Manufactured to Exacting Standards
At Strand Composites, we specialize in the manufacture of custom-engineered fiberglass reinforced plastic (FRP) vessels for critical industrial applications. From corrosion-resistant storage and process vessels to complex, large-diameter pressure vessels, our products are built to meet demanding operating conditions, rigorous engineering specifications, and exacting quality requirements.
Our manufacturing heritage includes some of the earliest achievements in ASME-certified FRP vessel fabrication. As one of the industry's pioneering fabricators, Strand and its predecessors helped establish the standards of quality and reliability that continue to define our work today.

ASME RTP-1 and Section X Class II Expertise
Strand Composites maintains manufacturing credentials for both ASME RTP-1 and ASME Boiler and Pressure Vessel Code Section X, Class II, demonstrating our commitment to recognized engineering, fabrication, inspection, and quality assurance standards.
ASME RTP-1 — Reinforced Thermoset Plastic Corrosion-Resistant Equipmen ASME RTP-1 establishes requirements for the design, fabrication, inspection, and testing of corrosion-resistant reinforced thermoset plastic equipment. These requirements provide a structured approach to quality and consistency for equipment operating in aggressive industrial environments.
ASME Section X, Class II — Fiber-Reinforced Plastic Pressure Vessels
ASME Section X provides construction requirements for FRP pressure vessels. Class II incorporates prescribed design rules, material and fabrication requirements, and acceptance testing intended to support the safe and reliable operation of qualifying pressure equipment.
Our experience with these standards enables us to support customers whose projects demand rigorous technical specifications, documented quality control, and specialized composite manufacturing expertise.

Our capabilities include:
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Custom-engineered FRP process vessels
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ASME RTP-1 corrosion-resistant vessels
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ASME Section X Class II pressure vessels
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Large-diameter and complex vessel configurations
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Equipment manufactured to demanding customer specifications
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Documented inspection, testing, and quality assurance
Proven Heritage. Engineered Confidence
Our history reflects decades of commitment to technical excellence, innovation, and quality manufacturing. Today, that experience continues to distinguish Strand Composites as a trusted source for specialized FRP equipment.
Partner with Strand Composites to discuss your next custom FRP vessel project.





