HGW Resources

HGW Blog

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

Materials

Stainless Steel vs Brass Fittings: Material Strengths, Limits, and Selection

HGW Hydraulics on Jul 18th 2024

Stainless steel and brass are both common fitting materials, but they solve different problems. Stainless steel is often chosen for str
Materials

Stainless Steel in Saltwater Environments: Chromium, Passivation, and Chloride Resistance

HGW Hydraulics on Jul 10th 2024

Saltwater is hard on metal parts because moisture and chlorides accelerate corrosion. Ordinary carbon steel can rust quickly in this en
Materials

Stainless Steel vs Carbon Steel Fittings: Cost, Corrosion, and Service Life

HGW Hydraulics on Jul 4th 2024

Carbon steel and stainless steel fittings can both be strong, but they are not selected for the same reasons. Carbon steel is often cho
Fitting Guides

Brass Push-to-Connect Fittings for Push-On Hose Connections

HGW Hydraulics on Jun 25th 2024

Brass push-to-connect fittings are used when a push-on hose needs to be connected quickly to a threaded port or another hose. The goal
Maintenance

O-Ring Storage for Hydraulic Fittings: Shelf Life, Humidity, and Handling

HGW Hydraulics on Jun 19th 2024

An unused hydraulic fitting can look ready for service because the body is metal, but an O-ring fitting is only as dependable as the el
Connection Types

O-Ring Fitting and Seal Types: ORB, Flange, ORFS, and Material Uses

HGW Hydraulics on Jun 11th 2024

O-rings are used in many hydraulic fitting and seal designs, but the material, geometry, and application are not the same in every conn
Connection Types

Push-to-Connect vs Quick-Connect Fittings: Connection and Shutoff Differences

HGW Hydraulics on Jun 6th 2024

Push-to-connect and quick-connect fittings are sometimes confused because both can make assembly faster. They are not the same connecti
Fitting Guides

Push-In Fittings: Tube Prep, Application Approval, and Removal

HGW Hydraulics on May 29th 2024

Push-in and push-to-connect fittings are convenient only when the tube end, fitting style, and application conditions are correct. A fa
Materials

316, Duplex, and Super Duplex Stainless Steel for Specialty Alloy Service

HGW Hydraulics on May 23rd 2024

Specialty stainless alloys are selected when ordinary materials cannot provide enough corrosion resistance, strength, or temperature pe
Fitting Guides

Push-to-Connect Fittings: Composite, Brass, and Common Configurations

HGW Hydraulics on May 14th 2024

Push-to-connect fittings are often selected because they reduce assembly time and make tubing connections easier to service. The common