STJH-HIGH-TEMPERATURE-DOUBLE-WALL-EXHAUST-DUCT-DN150-540C

High-Temperature Double-Wall Exhaust Duct DN150 540 °C Continuous

Compact insulated stainless exhaust for 540 °C continuous duty.

Small insulated passage suits individual hot-exhaust equipment.
Concentric walls separate the hot liner from the outer skin.

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Product Introduction

A six-inch stainless liner is surrounded by compressed ceramic fiber and a separate stainless jacket. The concentric construction combines the hot-gas passage and insulation in one section, using overlapping metal joints to connect the factory-built components.

Key Features

Small insulated passage suits individual hot-exhaust equipment.
Concentric walls separate the hot liner from the outer skin.

Technical Parameters

Inside Diameter	152 mm (6 in)
Inner Liner Material	Type 444 stainless steel
Inner Liner Thickness	0.889 mm
Outer Jacket Material	Type 304 stainless steel
Outer Jacket Thickness	0.635 mm
Insulation	Ceramic fiber
Insulation Arrangement	38.1 mm compressed into 31.75 mm annulus
Continuous Temperature	540 °C
Joint Geometry	Conical overlap, approximately 55.9 mm
Customization	Available for the intended equipment exhaust and operating environment.

Applications

Small industrial heating exhaust
Individual high-temperature equipment vents

Solutions for Your Application

A small hot-exhaust pipe needs an integral thermal layer.

Ceramic fiber fills the space between the stainless walls.

Field welding is inconvenient along the route.

Overlapping factory-formed connection ends provide the section interface.

Available Options

Matching insulated elbows
Stainless support accessories

Planning a High-Temperature Double-Wall Exhaust Duct DN150 540 °C Continuous specification?

Send us your dimensions, installation conditions, performance targets and required surface finish.

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