Thorburn S69 — Closed-Pitch Omega Annular, Type 321 SS

The Thorburn S69 — Closed-Pitch Omega Annular, Type 321 SS is a high-pressure metallic product. Closed-pitch Omega annular (Type 321) for service that exceeds the rating envelope of standard SS Annular hoses. Working pressure to 230 bar.

Construction

• Type: High-Pressure Metallic — Closed-pitch Omega annular (Type 321)
• Construction: Annular Corrugated
• Core / wrap material: Type 321 SS
• Braid: Single Braid — Type 304 SS
• End fitting material: 316L SS standard
• Nominal ID range: DN 6 (1/4") to DN 100 (4")
• Bend radius (static / dynamic): 80 / 305 mm minimum
• Weight: ~0.5 kg/m

Performance

Working pressure 230 bar (smallest bore, single braid configuration). Burst pressure 920 bar. Safety factor 4:1 per ISO 10380. Operating temperature -200°C to +650°C continuous. All assemblies hydrotested at 1.5× working pressure with witness-test certificate available.

Applications

• HP service in tight envelopes
• High-cycle HP rotating equipment
• HP steam at limited bend radius
• HP frac iron specialty service

Compliance

• ISO 10380:2012 PSL 2
• Pressure Equipment Directive 2014/68/EU Module H
• ASME B31.1, B31.3
• NACE MR0175 / ISO 15156 (sour-service compliant)
• CSA B51
• EN 10204 3.1 / 3.2 mill test reports on request

How to order

Confirm (a) line working pressure (or for fire-protection: the host hose specification), (b) operating temperature range, (c) bore size and overall length, (d) end fitting style, (e) braid count where applicable, (f) any required certifications. Indus quotes ex-OEM with mill test reports and pressure-test certificates.

Companion products

Pair with matched-pressure flanged or threaded fittings, plus thermal insulation jackets for elevated-temperature service. Indus also supplies matched ANSI flanges, gaskets, and stud bolts.