Size: 1/2” to 12″. Up to ANSI class 2500. Forged Steel Bellows Sealed Valves
Size: 1/2” to 12″. Up to ANSI class 2500. Forged Steel Bellows Sealed Valves
Forged Steel Bellows Sealed Globe Valves
Lubricant fittings to ensure proper lubrication of stem bushing for efficient opening and closing.
Multiple bellows materials are available: 316Ti, Hastelloy, Inconel, Monel, etc.
All bellows are hydroformed with a minimum of two layers.
Available in pressure classes 150-2500 (All body materials available)
Multiple bellows materials are available: 316Ti, Hastelloy, Inconel, Monel, etc.
All bellows are hydroformed with a minimum of two layers.
Available in pressure classes 150-2500 (All body materials available)
Quantity
2"to 12"Bellow-Seal Globe Valve
- Design Features
- bellows valve Bolted Bonnet
- bellow seal valve material Cast carbon, stainless steel or alloy steel
- Flanged ends or butt weld ends of balanced bellows relief valve
Standard trim is API trim 12 with 316Ti bellows - Each valve is shell, seat and backseat pressure tested per industry standard API 598
- Bellows are hydro-formed rather than welded

Advantage of Bellow Seal Valve
- Disc is coniform and streamline shape design, reliable seal, longer use life.
- Human engineering hand wheel-an enhanced design provides longer life, easy and convenient operation, more safety.
- Steam Heat-treatment and surface nitriding-treatment to sure fuction-resistanced and friction-resistanced
How Dose SJ Bellow Seal Valve Working
Why Choose SJ ?
SJ's core themes are closely linked to Valve (Valve), dedication (Max), and helping customers succeed (Victory). Whenever and wherever special fluids need to be transported, controlled or closed, customers around the world rely on our expertise and products. VMV is committed to providing customers with the best advice, excellent quality, the highest reliability, and reliable service.This manual bellows‑sealed globe valve is developed for high‑temperature and zero‑leakage working conditions in industrial piping systems. Featuring integrated bellows stem sealing structure, it completely avoids stem packing leakage, delivering excellent tight‑sealing performance for toxic, harmful or volatile media. The cast steel valve body supports PN40 high‑pressure rating, with flange connection for reliable pipeline installation. Handwheel manual operation enables easy on‑site opening and closing. Widely used in thermal power plants, heating networks, chemical industry, oil & gas and energy‑saving process pipelines, this bellows globe valve provides safe, stable and long‑life shut‑off performance for demanding industrial projects.
FAQ:
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