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Stainless Steel Sight Glass with Stainless Steel Protective Sleeve Straight Weld Type

SS304/316L Sanitary Tubular Sight Glass (Welded Ends, Stainless Protective Shield)

Maximize pipeline visibility without compromising on industrial safety with the Aomite Shielded Sanitary Tubular Sight Glass.

In busy food processing, brewing, and chemical facilities, exposed glass tubes are vulnerable to accidental impacts from tools or machinery. This heavy-duty inline flow indicator solves that problem by encasing the high-strength transparent glass cylinder within a rugged SS304/SS316L stainless steel protective sleeve (shield). The precision-cut viewing windows provide excellent 360-degree fluid monitoring while the metal armor absorbs any external mechanical shocks. Featuring plain straight ends designed for permanent, zero-dead-leg orbital butt-welding, it guarantees a 100% leak-proof and highly sanitary integration into your critical piping systems.

Quantity:
Color:	sliver
Size:	1‘’-10‘’
Material:	ss304
Availability:





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Model:
21
Brand:
AOMITE

Product Description

Technical Specifications

Parameter	Specification
Product Type	Sanitary Tubular Sight Glass with Protective Sleeve (Armored)
Metal Material	Forged SS304 or SS316L Stainless Steel
Glass Material	High-Strength Transparent Glass Tube
Connection Type	Straight Butt-Weld Ends (Clamp/Flange available upon request)
Structural Feature	Heavy-duty external stainless steel shield with viewing cutouts
Surface Treatment	Mirror Polished (Interior & Exterior)
Manufacturing Standards	ANSI, GB, JIS, DIN Compliant
Primary Application	Safe fluid monitoring in Beer, Food, Dairy, and Chemical pipelines

Why do I need a stainless steel "Protective Sleeve" on a tubular sight glass?

Impact Protection & Operator Safety
A standard tubular sight glass leaves the entire glass cylinder exposed. In a high-traffic industrial environment, an accidentally dropped wrench, a bumped forklift, or thermal shock could shatter the glass, causing dangerous chemical spills or product loss. The stainless steel protective sleeve (shield) acts as external armor. It absorbs direct physical impacts while the machined cut-outs still allow operators to easily observe the fluid flow, color, and clarity.

What is the advantage of the Straight Weld Type connection for this sight glass?

Absolute Hygiene: Unlike clamped or threaded connections that require rubber gaskets (which can degrade or harbor bacteria), a butt-welded connection forms a seamless, permanent joint with the piping. This eliminates "dead legs" and is ideal for critical pharmaceutical or dairy lines.
Vibration Resistance: In systems with heavy pump vibrations, clamped connections can sometimes loosen. A fully welded, armored sight glass provides the most rigid, leak-proof, and secure installation possible.