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Practical guides for identifying hydraulic fittings, comparing connection styles, checking applications, reviewing materials, and finding relevant HGW product categories.

Maintenance

How to Identify Corrosion on Hydraulic Adapters

Aug 17th 2022

Visual inspection is one of the simplest ways to catch hydraulic adapter corrosion before it becomes a leak or downtime problem. Corros
Connection Types

Why Metric and Nominal Threads Should Not Be Forced Together

Aug 9th 2022

Metric and nominal thread systems are not interchangeable just because the parts appear close in size. Thread pitch, thread angle, diam
Materials

Why Coolant Lines Need Hose Materials Made for Water-Based Fluids

Aug 4th 2022

Coolant lines should not be treated as ordinary hydraulic oil lines. The fluid is different, and the hose material has to be compatible
Maintenance

Hydraulic Hose Temperature Limits and Service Life

Jul 27th 2022

Hydraulic hose life is strongly affected by fluid temperature. A hose may be rated for a pressure level, but heat, cold, and fast tempe
Connection Types

Flared and Flareless Tube Connections: How They Seal

Jul 21st 2022

Hydraulic tube connections are commonly built around either a flared tube end or a flareless compression design. Both styles can create
Materials

Carbon Steel vs Stainless Steel Hydraulic Adapters

HGW Hydraulics on Jul 12th 2022

The main tradeoff between carbon steel and stainless steel hydraulic adapters is corrosion resistance and service life. Carbon steel ad
Fitting Guides

Four Tube Fitting Styles from Low to High Pressure

HGW Hydraulics on Jul 6th 2022

Instrumentation and fluid control systems use fittings, valves, and tubing to transfer, measure, and control flow, pressure, and temper
Connection Types

What DIN Means for Metric Hydraulic Fittings

HGW Hydraulics on Jun 28th 2022

DIN stands for Deutsches Institut fur Normung, the German Institute for Standardization. In hydraulic fittings, DIN often refers to met
Applications

Why U.S. OEMs Are Specifying More DIN Hose Fittings

HGW Hydraulics on Jun 23rd 2022

DIN hose fittings are becoming more common in the United States as more equipment is designed for global markets and more European-buil
Connection Types

Four DIN Hydraulic Fitting Types and How They Seal

HGW Hydraulics on Jun 15th 2022

DIN metric and BSPP thread styles are common in European hydraulic and pneumatic equipment. DIN-type tube fittings are commonly associa