1.5" 2″ 3" 4" MetaClamp / Metaglass Tri‑Clamp Sight Glass

Metaglas mechanically prestressed sight glass is sintered with 2205 duplex stainless steel and glass, representing the sight glass solution with superior strength and safety performance. Designed with sanitary MetaClamp tri-clamp construction, it can serve as viewports and light ports for process equipment, or inline visual flow indicators for pipelines.

Certifications & Technical Specifications

• Size: 1.5" 2" 3" 4" 6" Tri-Clamp mount
• Construction: Fused glass-to-metal integrated design
• Temperature rating: up to 450 °F
• Working pressure: up to 225 psi; burst test pressure: 1200 psi
• Surface finish: 10 Ra µ-in / 0.25 µm (electropolishing optional)
• Accessories: Clamp and gaskets sold separately. Please verify ferrule compatibility.
• Application industries: Pharmaceutical, biotech, chemical, food & beverage piping systems
• Compliance & Certifications:
  1. BPE Compliant and TÜV Approved
  2. Glass-to-metal fusion conforms to DIN7079
  3. Borosilicate glass meets USP Type I and DIN7080
  4. Materials comply with ASTM/ASME, TÜV, DIN/EN standards
  5. Material certificate: EN 10204-3.1B or 3.1A
  6. Compliant with Pressure Equipment Directive 97/23/EG