High-Performance Shoritsu Seisakusho Non-Bonnet Y Globe Valves

Luis Alberto Fing
Oct 18
2 min read

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Introduction

When demanding industrial environments require high strength, precision, and long-term reliability, choosing the right valve is mission-critical. Shoritsu Seisakusho, a pioneer in forged valve technology in Japan, offers the Shoritsu Seisakusho Non-Bonnet Y Globe Valve—engineered for optimal flow control, minimal leakage, and outstanding durability in pressurized systems.

Silver globe valve on dark background with text detailing types, styles, classes, sizes, materials, and operating methods in a table. — The Shoritsu Seisakusho Non-Bonnet Y Globe Valve: Engineered for precision control and durability in high-pressure gas and fluid applications, crafted from robust forged steel.

Key Features of Shoritsu Seisakusho Non-Bonnet Y Globe Valves

These Shoritsu Seisakusho Non-Bonnet Y Globe Valves are manufactured through Shoritsu’s end-to-end forging system, ensuring superior mechanical strength and long service life.

Specification	Details
Type	Gate Valve, Globe Valve, Check Valve, and Needle Valve
Style	BB, WB, NB, PSB, etc.
Class	150 – 4500
Size	¼ inch – 2 inch
Materials	Carbon Steel, Stainless Steel, Low Alloy Steel, etc.
Operating	Manual Handwheel, Electric Motor, Air Cylinder, etc.

Applications

Petroleum Refining Plants
Petrochemical Facilities
Chemical Fertilizer Plants
Electric Power Generation Facilities

These valves meet API and JIS standards and are designed for high-pressure gas systems requiring reliable shutoff and control.

Why Choose Forged Non-Bonnet Valves from Shoritsu Seisakusho?

Superior Strength: Forging eliminates internal voids, increasing structural integrity.
Thermal Stability: Withstands wide temperature ranges in chemical and gas systems.
Compact Y-Design: Enables streamlined flow and efficient pressure control.
Proven Reliability: In-house production from forging to final inspection under ISO 9001 certification. Reference Drawings : ( pdf ) Catalog: (details)

Valve User Guides

There are complete sets for various valve types of ” VALVE USER GUIDE”.

Kinds of Valve User Guide	Code
BB-OS&Y TYPE	E199801
PRESSURE SEAL BONNET TYPE	E199802
NON-BONNET TYPE	E199803
LONG BONNET TYPE FOR LOW TEMPERATURE SERVICE (LNG)	E199804

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