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SHORITSU SEISAKUSHO Forged Products – Japanese Precision Forged Components

Welcome to Nichiboku's industrial Blog

Introduction

SHORITSU SEISAKUSHO Forged Products represent the pinnacle of Japanese engineering in forged steel components. These precision-crafted products deliver unmatched reliability, strength, and versatility across a broad spectrum of industrial needs. From automotive systems to civil construction and heavy machinery, SHORITSU SEISAKUSHO Forged Products are trusted worldwide for high-performance applications.


Forged products display with automobile parts (yoke, crankshaft, bearing fittings) and industrial machine parts (shaft, suspension hook).
Forged steel components by SHORITSU SEISAKUSHO, showcasing automobile parts such as yokes, crankshafts, and bearing fittings, alongside industrial machine parts like shafts, suspension hooks, and machine tool shafts.

Product Overview – SHORITSU SEISAKUSHO Forged Products.

The SHORITSU SEISAKUSHO Forged Products line includes a diverse array of components such as yokes, crankshafts, suspension hooks, shafts, links, bracket parts, bevel pinions, stub ends, and more. Utilized in automotive, industrial machine, and civil construction sectors, these forged products meet high standards of strength and dimensional accuracy.

SHORITSU SEISAKUSHO Forged Products – Technical Highlights

  • Material & Size Options: Offering forged steel components up to 80 kg, made from carbon steel, stainless steel, low‑alloy steel, and special alloys.

  • Standards Compliance: Designed and manufactured in accordance with API 602, ASME B16.34, and JPI specifications (JPI‑7S‑36, JPI‑7S‑57, JPI‑7S‑82).

  • Valves Range: Available in Gate, Globe, Check, and Needle valves with bonnet configurations including BB‑OS&Y, NB, PSB, and Long Bonnet designs, usable in classes from 150 to 4500 and nominal sizes from 1/4″ to 2″.

  • In‑house Production: SHORITSU operates a fully integrated forging-to-finished product system with monthly capacity reaching 30,000 pieces.


Six forged machine parts labeled bevel pinion, bottom, bracket, stub end, link, and half link, displayed on a textured background.
Forged steel components for automotive and industrial machinery by SHORITSU SEISAKUSHO, including bevel pinions, bottom pieces, brackets, stub ends, links, and half links, designed for civil construction use.

Industrial Applications

  • Automotive Parts: High-precision yokes, crankshafts, and bearing fittings designed for strength and fit.

  • Industrial Machine Components: Durable shafts, suspension hooks, and machine tool shafts engineered for rugged operations.

  • Civil Construction Hardware: Bevel pinions, links, brackets, stub ends, and more forged to support heavy equipment and infrastructure demands.

These SHORITSU SEISAKUSHO Forged Products serve engineers and procurement teams specializing in machine tools, construction machinery, piping systems, and precision assemblies.

Key Benefits for Engineers and Buyers

  • Precision & Reliability: SHORITSU SEISAKUSHO Forged Products ensure superior mechanical strength and dimensional control.

  • Global Standards Compliant: API and ASME certifications facilitate international acceptance and quality assurance.

  • Versatile Materials & Sizes: Multiple alloy options and weight capabilities up to 80 kg support diverse applications.

  • Heavy Production Capability: High-volume in-house manufacturing ensures steady supply and scalability.

Technical Advantages of SHORITSU SEISAKUSHO Forged Products

  • Japanese Engineering Excellence: SHORITSU’s legacy since 1962 brings decades of consistent quality and durability.

  • Comprehensive Forging Solutions: From forging to finishing, every process is controlled in-house for stringent quality control.

  • Diverse Industry Focus: Perfect for sectors such as petroleum, general piping, industrial equipment, automotive, and civil construction.

Contact Nichiboku Ltd. Today

Looking for robust, precision-forged components that meet international standards?



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