Knowledge
You are here: Home » Resource » Knowledge
Table of ContentsToggleParker EO-2 vs. EO2-FORM: Which Hydraulic Fitting System Do You Need?Understanding the Core Technology: Bite-Type vs. Form-FitHow the Standard Parker EO-2 Functional Nut WorksHow the Automated EO2-FORM System Eliminates WeldingKey Differences: EO-2 vs. EO2-FORM ComparisonPerfo

05

2025-10

[Company news] FITSCH Revolutionizes Centralized Lubrication with Cost-Effective Quick-Disconnect Couplings
Quick-disconnect Couplings with Return Flow Port for Centralized Lubrication SystemsChinese Manufacturer Emerges as Global Leader in Advanced Lubrication TechnologyNingbo, China – FITSCH, a leading Chinese manufacturer of industrial lubrication components, is transforming the global market for centr

09

2026-09

[Knowledge] "Global Sourcing Guide: Top Manufacturers And Cross-References for Soft-Seal Cutting Rings (DIN 2353)"
In high-vibration, high-pressure hydraulic environments, traditional metal-to-metal cutting rings often suffer from "settling effects" and micro-leakage. To achieve a 100% gas-tight, zero-leak connection, modern fluid power engineering relies on soft-seal cutting rings (conforming to DIN 2353 / ISO

21

2026-09

[Knowledge] Complete Guide to Ermeto Fittings: Technical Specifications, Standards, and Sourcing
Standards, and SourcingIn high-pressure hydraulic systems, system integrity and leak-free performance are critical. Among the most trusted connection solutions globally are Ermeto fittings, a foundational technology originally pioneered by Ermeto and popularized by Parker Hannifin through their Park

27

2026-08

[Company news] The Real List: Top 10 Stainless Steel Hydraulic Fittings Manufacturers to Watch
The Real List: Top 10 Stainless Steel Hydraulic Fittings Manufacturers to WatchLet’s be honest—finding a reliable supplier for high-pressure hydraulic systems has become a massive headache lately. If you are managing procurement for mining, marine, or automotive operations, you already know that sta

26

2026-08

[Industry News] Stainless Steel Hydraulic Fittings Sourcing Guide 2026: How to Find Reliable Manufacturers in China
Stainless Steel Hydraulic Fittings Sourcing Guide 2026: How to Find Reliable Manufacturers in ChinaIntroductionThe global demand for stainless steel hydraulic fittings is experiencing a significant upward trajectory, driven not only by traditional heavy industries but also by emerging high-tech sect

12

2026-01

[Knowledge] A Practical Guide to the Six Core Families of Stainless Steel Fittings in Industrial Fluid Systems
A Practical Guide to the Six Core Families of Stainless Steel Fittings in Industrial Fluid SystemsStainless steel fittings are often overlooked, yet they play a decisive role in the long-term reliability of industrial fluid systems. Whether it’s a hydraulic press, a marine engine, or a renewable ene

04

2025-10

[Industry News] Top Suppliers of Filling Pumps for 400g Grease Cartridges | DIN 1284 Standard
Top Suppliers of Filling Pumps for 400g Grease Cartridges | DIN 1284 StandardIntroductionEfficient lubrication is vital for minimizing downtime and ensuring the longevity of industrial machinery. Central to this process is the effective transfer of grease from cartridges to applicators like grease g

15

2026-09

[Industry News] Technical Guide To Sourcing Seamless Stainless Steel Tubing From Zhejiang Manufacturing Hubs
Technical Guide to Sourcing Seamless Stainless Steel Tubing from Zhejiang Manufacturing HubsWhen procurement managers specify high-pressure fluid systems, sourcing raw materials from recognized industrial clusters ensures predictable metallurgical properties and certified production tracking. In Chi

15

2026-09

[Knowledge] The Critical Role of Surface Finish in Seamless Stainless Steel Tubing for Hydraulic Fittings
The Critical Role of Surface Finish in Seamless Stainless Steel Tubing for Hydraulic FittingsIn high-pressure hydraulic systems, engineering teams spend significant resources selecting the correct alloy grades, calculating wall thicknesses, and verifying burst pressures. However, a single critical v

16

2026-09

[Knowledge] Why 316L Stainless Steel Fittings Are Replacing Brass in AI Data Center Liquid Cooling Loops
Why 316L Stainless Steel Fittings are Replacing Brass in AI Data Center Liquid Cooling LoopsHigh-density AI chips and next-generation GPUs are pushing server rack power densities past 100kW per rack. At this scale, traditional air cooling is thermodynamically impossible. As a result, global infrastr

17

2026-09

[Knowledge] Stainless Steel Fluid Connectors for Data Center Liquid Cooling
As thermal densities in data centers skyrocket due to artificial intelligence (AI) clusters and high-performance computing (HPC), traditional fluid management materials are being displaced by stainless steel. In this highly critical infrastructure, Fitsch utilizes its high-precision CNC machining ca

17

2026-09

[Knowledge] Top Manufacturers of Stainless Steel Fittings for Data Center Cooling
An Engineering Evaluation of Global Stainless Steel Connector Suppliers for AI and HPC Infrastructure Loop Architecture.As thermal densities in enterprise data centers skyrocket due to artificial intelligence (AI) clusters and high-performance computing (HPC), traditional fluid management plumbing i

23

2025-07

[Company news] Top 10 Global Manufacturers of Post-Tension Wedges: Engineering Excellence in Concrete Innovation
Post-tension wedges are mission-critical components that secure high-strength tendons in concrete structures, enabling bridges, skyscrapers, and dams to withstand immense loads. This article ranks the industry’s top 10 wedge producers based on technical sophistication, certifications, and project legacy.

22

2025-07

[Company news] Understanding Post Tension Wedges: Essential Hardware for Construction Projects
When it comes to building strong and stable structures, the right hardware can make all the difference. Among these critical components, Post Tension Wedges play an important role in the world of construction, especially in prestressed anchorage systems. In this blog, we will explain what Post Tension Wedges are, why they are essential, and how choosing reliable suppliers like Fitsch can benefit your next project.

22

2025-07

[Company news] Understand Lubrication Fittings: The Essential Guide for Your Machines
When it comes to building strong and stable structures, the right hardware can make all the difference. Among these critical components, Post Tension Wedges play an important role in the world of construction, especially in prestressed anchorage systems. In this blog, we will explain what Post Tension Wedges are, why they are essential, and how choosing reliable suppliers like Fitsch can benefit your next project.

06

2025-02

[Knowledge] SKF Lincoln Centralized Lubrication System Hoses, Fittings, And Assembly Catalog
When it comes to maintaining industrial machinery, the SKF Lincoln Centralized Lubrication System stands out as a reliable and efficient solution. This system ensures optimal performance and longevity of equipment by delivering precise lubrication to critical components. In this article, we’ll explo

03

2025-02

[Industry News] DIN Standard Cutting Ring Fittings: A Complete Guide for Industrial Applications
IntroductionIn industries where reliability and precision are non-negotiable, DIN standard cutting ring fittings have become the gold standard for leak-free, high-pressure fluid and gas connections. Designed to meet rigorous German Institute for Standardization (DIN) specifications, these fittings e

02

2025-02

[Industry News] Stainless Steel Push-In Fittings for Coffee Machines: Durability Meets Efficiency
Why Stainless Steel Push-In Fittings Are Essential for Coffee MachinesIn the world of coffee machines, every component matters—especially those ensuring seamless water and steam flow. Stainless steel push-in fittings have emerged as a game-changer, offering unmatched reliability for both commercial

02

2025-02

[Industry News] Double Ferrule Compression Fittings: Reliable Leak-Proof Connections for High-Pressure Systems
Double Ferrule Compression Fittings: Reliable Leak-Proof Connections for High-Pressure SystemsIn industries where leak-free fluid transfer is non-negotiable—such as oil and gas, chemical processing, and aerospace—double ferrule compression fittings stand out as a gold standard. These precision-engin

02

2025-02

[Industry News] Wind Turbine Hydraulic Fittings: Ensuring Reliability in Renewable Energy Systems
Wind Turbine Hydraulic Fittings: Ensuring Reliability in Renewable Energy SystemsWind turbines are engineering marvels that convert kinetic energy into clean electricity. At the heart of their operation lie hydraulic systems, responsible for critical functions like blade pitch control, braking, and

02

2025-02

[Industry News] Hydraulic Non-Return Valves: Essential Components for Efficient Fluid Control
Hydraulic Non-Return Valves: Essential Components for Efficient Fluid ControlHydraulic systems power industries from manufacturing to aerospace, relying on precision components like hydraulic non-return valves (NRVs) to ensure efficiency and safety. These valves, also known as check valves, are crit

02

2025-02

[Industry News] Hydraulic Ball Valves: Essential Components for Reliable Fluid Control
Introduction to Hydraulic Ball ValvesHydraulic ball valves are critical in managing fluid flow within high-pressure systems. Their robust design, featuring a rotating ball with a bore, ensures efficient shut-off and control, making them indispensable in industries requiring precision and durability.

02

2025-02

[Industry News] Hydraulic Test Point Fittings – Precision Diagnostics for High-Pressure Systems
Hydraulic Test Point Fittings – Precision Diagnostics for High-Pressure SystemsIntroductionIn hydraulic systems, where pressures soar and failures can lead to costly downtime, hydraulic test point fittings are critical for efficient diagnostics and maintenance. These specialized components allow tec

02

2025-02

[Industry News] ORFS Hydraulic Fittings – The Ultimate Guide for High-Pressure Systems
ORFS Hydraulic Fittings – The Ultimate Guide for High-Pressure SystemsIntroductionIn the world of hydraulic systems, ensuring leak-free connections under extreme pressure is paramount. ORFS hydraulic fittings have emerged as a top choice for industries demanding reliability and durability. This guid

01

2025-02

[Industry News] BSP Hydraulic Adaptors: A Comprehensive Guide To Standards, Types, And Applications
In the world of hydraulic systems, **BSP hydraulic adaptors** are indispensable components that ensure seamless connectivity and efficient fluid transfer. Designed to meet the **British Standard Pipe (BSP)** specifications, these adaptors are widely used in industries such as manufacturing, construc

01

2025-02

[Industry News] DIN Hydraulic Fittings: Precision, Reliability, Compliance in Fluid Systems
DIN Hydraulic Fittings: Precision, Reliability, and Compliance in Fluid Systems**Introduction** In the world of hydraulic and pneumatic systems, standardization is key to ensuring seamless performance and global interoperability. DIN (Deutsches Institut für Normung) hydraulic fittings, governed by

01

2025-02

[Industry News] ​JIC Hydraulic Fittings: The Backbone of Reliable High-Pressure Systems
JIC Hydraulic Fittings: The Backbone of Reliable High-Pressure Systems**Introduction** In the dynamic world of hydraulic systems, the integrity of every connection is paramount. JIC (Joint Industry Council) Hydraulic Fittings stand out as a cornerstone of durability and efficiency, ensuring seamles

01

2025-02

[Industry News] Hydraulic Hose Fittings: Essential Components for Reliable Fluid Power Systems
Hydraulic Hose Fittings: Essential Components for Reliable Fluid Power SystemsHydraulic hose fittings are critical connectors that ensure leak-free, high-pressure fluid transfer in machinery across industries like construction, agriculture, and manufacturing. This guide covers their types, applicati

01

2025-02

[Industry News] SAE Split Flange Clamps: Benefits, Applications, and Top Suppliers
SAE J518 Split Flange Clamps: The Ultimate Guide to Benefits, Applications, and SelectionWhen it comes to hydraulic systems, ensuring secure and leak-free connections is critical. SAE J518 split flange clamps are a trusted solution designed to meet the rigorous standards set by the Society of Automo

01

2025-02

[Industry News] Central Lubrication System Fittings: A Comprehensive Guide to Top Brands and Applications
Central lubrication systems are crucial for maintaining the efficiency and longevity of machinery by ensuring proper lubrication of moving parts. Several reputable brands manufacture fittings and components for these systems. Here’s a list of some well-known brands:1. **Lincoln Industrial** - Kn

17

2022-11

[Knowledge] DIN 11850 vs DIN 11851
DIN 11850 and DIN 11851 DifferenceDIN 11850 stainless steel tubes for food and chemical industrial dimensions and materials DIN 11851 stainless steel fittings for the food and chemical industry-screw pipe connections for expanding and weldingDIN 11850 and DIN 11851 Same UsageDIN 11850 and DIN 11851

05

2026-11

[Knowledge] Stainless Steel Hydraulic Fittings: Types, Materials & Selection Guide
IntroductionStainless steel hydraulic fittings are the backbone of any fluid-power system that must resist corrosion, handle high pressure, and keep working in demanding environments. Whether you are specifying stainless steel hydraulic fittings for a marine vessel, an offshore platform, or a food-p

26

2026-10

[Industry News] Thermocouple Compression Fittings in Industrial & Motor Sports Temperature Measurement

22

2026-10

[Knowledge] Stainless Steel Fittings MTC Data: The Engineer's Guide To Fluid Connector Material Traceability
Understanding Stainless Steel Fittings MTC Data: The Engineer's Guide to Fitsch Fluid Connector Material TraceabilityIntroduction:When sourcing high-pressure hydraulic components, verifying your stainless steel fittings mtc (Mill Test Certificate) is the only definitive way to ensure system safety a

16

2026-09

[Knowledge] Engineering Leak-Free Fire Suppression: The Role of High-Pressure Stainless Steel Fittings and Hydraulic Components
When a fire breaks out in a high-value asset environment—such as a marine engine room, a data center, or an industrial processing plant—seconds dictate the boundary between a controlled incident and a catastrophic loss. Modern marine and industrial fire protection relies heavily on advanced water mi

18

2026-10

[Company news] Industrial Hydraulic Tube Fittings Manufacturer & Supplier
No matter how complex your fluid lines may seem, Fitsch is your loyal B2B industrial partner and dependable hydraulic tube fittings manufacturer. We deliver high-performance, precision-engineered components designed to eliminate supply chain risks for companies engaged in hydraulics, pneumatics, and

14

2026-10

[Knowledge] The Ultimate Guide To Grease Filling Pumps for DIN 1284 Cartridges
Grease Filling Pumps for DIN 1284 Cartridges: Technical &  Sourcing GuideMaintaining a leak-free, contaminant-free industrial fluid network requires more than high-pressure adapters and cutting-ring fittings. In central lubrication systems, the critical moment of vulnerability occurs during grease r

13

2026-10

[Knowledge] Self-Installation High-Pressure Lubrication Hoses: The Complete Technical Guide
Modern commercial vehicle progressive lubrication systems demand tough, highly adaptable fluid routing to withstand harsh environmental conditions and intense operating pressures. When field retrofitting or maintaining automated grease networks, self-installation high-pressure lubrication hoses prov

13

2026-10

[Knowledge] Centralized Lubrication Couplings with Return Flow Port: The Ultimate Technical Guide
IntroductionIn modern automated machinery, ensuring continuous, leak-free grease delivery is crucial to maintaining operational uptime. For multi-unit machinery setups—such as agricultural tractors paired with trailers or mobile industrial plant equipment—maintaining fluid balance during machine det

12

2026-10

[Knowledge] SKF Tubes, Hoses And Fittings for Grease Or Oil Lubrication System
In modern industrial maintenance, minimizing downtime during machinery assembly is critical. Automated lubrication networks rely on a high-efficiency alternative to traditional threaded pipe fittings. By shifting from manual wrench tightening to an advanced tool-free pipe connection, push-in line co

12

2026-10

[Knowledge] SKF Quick Connectors for Grease Or Oil Lubrication System
Table of ContentsToggle1. Single-Seal Quick Connectors (High-Pressure Grease)2. Triple-Seal Quick Connectors (Industrial Oil & Fluid Grease)3. Seamless System Integration4. Single‑seal quick connectors' order number-designation-material5. Triple‑seal quick connectors' order number-designation-materi

12

2026-10

[Knowledge] Technical Guide: Material Selection for Centralized Lubrication System Fittings (DIN 2353 / ISO 8434-1)
Carbon steel (Zinc-Nickel coated) and stainless steel (304 or 316L grade) are the primary materials used for central lubrication system tube fittings and hose sleeves conforming to DIN 2353 and ISO 8434-1. These materials ensure the high tensile strength and thread integrity required to handle syste

11

2026-10

[Knowledge] High-Pressure Cutting-Sleeve (Bite-Type) Couplings (DIN EN ISO 8434-1) Form SKF Lubrication Fittings
High-Pressure Cutting-Sleeve (Bite-Type) Unions (DIN EN ISO 8434-1)Cutting-sleeve solderless fittings are precision-engineered as high-performance lubrication tube fittings for high-pressure oil, fluid-grease, and solid grease lines where working pressures demand leak-free integrity. Fitsch speciali

11

2026-10

[Knowledge] Adapters, Plugs And Washers From SKF Lubrication Fittings Catalog
Adapters, Plugs and Washers (SKF Catalog Pages 70–81 Reference)A comprehensive, heavy-duty line of lubrication system adapters bridges different thread standards, pitch geometries, and system pressure ratings. These critical hardware components ensure an absolute, leak-free connection across progres

11

2026-10

[Knowledge] Tapered Sleeve Fittings Acc To DIN 3854/DIN 3862 From SKF Lubrication Fittings Catalog
Tapered-Sleeve Solderless Pipe Unions (DIN 3854 / DIN 3862; max. 45 bar)The tapered-sleeve solderless pipe unions line represents a cost-effective, near-leak-free engineering solution explicitly intended for low-pressure oil, fluid-grease, and grease circuits rated up to 45 bar. Two distinct constru

10

2026-10

[Company news] Company Profile: Ningbo Weichen Hydraulic Technology Co., Ltd.
Ningbo Weichen Hydraulic Technology Co., Ltd. is a premier Ningbo hydraulic technology company specializing in the engineering, production, and global supply of high-performance fluid connectors, adapters, and custom hydraulic components. With more than 10 years of specialized industry experience, w

08

2026-10

[Knowledge] Where To Buy Central Lubrication System Fittings
Essential Sourcing Guide: Where to Buy Central Lubrication FittingsIn high-utilization industrial environments, a single dry bearing can lead to catastrophic component failure and thousands of euros in unplanned downtime. Whether you are running an automated packaging assembly line, maintaining a CN

07

2026-10

[Knowledge] DIN 3949 Flare Fittings & Dimensions Chart
DIN 3949:1998-02DIN 3949 Flare Fittings & Dimensions ChartOur comprehensive DIN 3949 Flare Fittings & Dimensions Chart provides the exact technical specifications required to convert a standard 24° metric cone fitting body into a highly reliable 37° flared tube connection [INDEX]. Governed by the hi

07

2026-10

[Knowledge] Top 11 Suppliers of Flared Fittings DIN 3949 Compression Coupling Systems
Table of ContentsToggle1. Top Tier Global Premium Brands (European & US OEM Standard)2. Leading European Distribution & Specialization Suppliers3. Top Chinese B2B High-Capacity ManufacturerFrequently Asked Questions (FAQ) – Sourcing DIN 3949 Flare FittingsTop Chinese B2B High-Capacity ManufacturerMa
  • Total 4 pages  Go to Page
  • Go

ABOUT FITSCH

Fitsch has been in the business of hydraulic tube fittings, hydraulic adapters, hose fittings, hydraulic flanges, industrial fittings and hydraulic accessories for over 20 years, offering all our customer competitive products and supplies from our local industry manufacturers union.    
 

PRODUCT CATEGORY

CONTACT US

   No.133-3 Anjiexi Road, Sanqishi Town, Yuyao 315412, China
   +86-13777243045
   info@fitsch.cn

 
Copyright  2024 Fitsch Ningbo International Trade Co.,ltd .  All rights reserved