Product Overview

Lean manufacturing operations that practice continuous improvement understand that facility layouts are never finished -- they are always being refined. The HJ-1 Metal Pipe Joint is the component that makes this continuous refinement possible without major capital expenditure or engineering downtime. The CRS cold rolled steel joint connects standard 23mm pipe rack pipes using a simple M6 hex bolt and nut -- a connection that any floor operator can assemble or disassemble in seconds without specialized training or tools. The electrophoresis coating keeps the joint looking and performing like new even after dozens of assembly and disassembly cycles, because the electrophoretic bond between the coating and the steel surface does not chip or flake the way conventional paint does at high-friction contact points. When a production cell layout needs to change in response to a new product introduction or a kaizen event, the same HJ-1 joints and pipes can be rebuilt into a new configuration -- no welding, no cutting, no paint touch-up, no outside contractors.

Technical Specifications

Key Benefits

· Designed for continuous reconfiguration -- the bolted M6 assembly lets floor teams reconfigure pipe rack layouts in real time, making kaizen events productive rather than theoretical

· Electrophoresis coating survives repeated assembly cycles -- the molecular-bond coating does not chip or degrade at contact points the way conventional paint does, keeping joints functional and presentable across dozens of reconfigurations

· CRS cold rolled steel for repeatable precision -- the consistent dimensional tolerance of cold rolled steel means joints fit the same way every time, without the variability that hot rolled steel introduces at connection points

· No special tools or training required -- one M6 hex key, one person, no contractor dependency, no maintenance ticket to open before changing a workstation layout

· Pipes and joints both reusable -- unlike welded structures or systems with proprietary consumable fasteners, the HJ-1 system can be fully recovered and redeployed when production requirements change

Applications

Lean manufacturing cell layouts, kaizen and 5S improvement workstations, SMED (Single-Minute Exchange of Die) setup stations, visual management display frames, continuous flow production line reconfiguration, quality control station frames, and any manufacturing environment where the relationship between workstations, material flow, and operator movement is under active continuous improvement. The HJ-1 is particularly well-suited to high-mix, low-volume production environments where the same floor space serves different product families on a weekly or monthly cycle.

Why It Works

The connection between lean manufacturing philosophy and bolted pipe rack hardware is deceptively deep. In a welded pipe rack system, the cost of reconfiguration is not just the direct labor cost of cutting and re-welding -- it is also the production downtime, the engineering documentation updates, the safety permit process, and the quality re-validation that weld modifications typically trigger in manufacturing environments. The HJ-1 eliminates all of those indirect costs by making reconfiguration a floor-level decision that does not require engineering approval or maintenance intervention. The electrophoresis coating is what makes this practical over the long term: in a painted joint, every disassembly exposes bare steel at the contact points, and bare steel rusts. Rusted joints look neglected and eventually lose mechanical integrity. The electrophoretic coating on the HJ-1 bonds at the molecular level, so even when the joint is handled during reconfiguration, the coating underneath the contact surfaces remains intact. The CRS steel substrate is cold worked during the rolling process, which increases its yield strength -- meaning the joint can handle the repeated clamping and loosening cycles of an active continuous improvement environment without the material fatigue that would eventually affect a less carefully specified alternative.

Combination:

one HJ-1 is combine with 2 pcs of H-1 ,and one set of M56*25 nut and screw

Why choose our products?
1) We are direct manufcture of pipe rack system, we produce all series of material for pipe rack system, such as metal joint, plastic joint, lean pipe, roller track, accessory for pipe rack system.
2) We produce this serises products metal pipe joint for more than 10 years, the earliesr factory to produce pipe rack system in Cina.

Our Company
Shenzhen Jingji Technology Co., Ltd.(TOP-KING HK LIMITED ) Is a professional manufactuer for design, production and sale of industrial storage equipment, flexible production equipment, automation equipment and other kinds of instruments and gauges. beside, the company distributes anti-static peripherals.

We provide a comprehensive logistics plan in order to avoid waste of resources in course of purchase and supply chain by manufactures. It is our ultimate goal to provide all customers with full service, to meet exact demands of customers. To improve product quality, and to enhance customer satisfaction storage annd logistics as in automation industy.