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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 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
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
Materials

Nickel Supply, Stainless Steel, and the Russia-Ukraine War

HGW Hydraulics on Apr 25th 2024

Stainless steel supply is closely tied to nickel. When geopolitical events disrupt nickel availability or pricing, stainless steel comp
Materials

Carbon Steel, Stainless Steel, and Brass Fittings: Compatibility and Limits

HGW Hydraulics on Apr 17th 2024

The material used for tube fittings and adapters matters because it affects pressure capability, corrosion resistance, temperature rang
Materials

Brass vs Stainless Steel Fittings: Pressure, Temperature, and Corrosion Tradeoffs

HGW Hydraulics on Apr 2nd 2024

Brass and stainless steel fittings are both used in hydraulic, pneumatic, and instrumentation systems. The better choice depends on pre
Materials

Mixing Brass and Stainless Steel Fittings: Compatibility and Corrosion Risks

HGW Hydraulics on Mar 27th 2024

Brass and stainless steel fittings should not be mixed casually. The combination can work in some systems, but it can also create compa
Materials

Metal Plating for Hydraulic Fittings: Corrosion, Wear, and Coating Choices

HGW Hydraulics on Feb 20th 2024

Metal plating is used because a base metal often needs extra surface protection. In hydraulic fittings, plating can improve corrosion r
Materials

Fluid and Material Compatibility Checks for Hydraulic Systems

HGW Hydraulics on Feb 1st 2024

Hydraulic fluid does more than transmit power. It touches hoses, seals, gaskets, fittings, ports, and threaded connections, so the flui
Materials

Welded vs Seamless Instrumentation Tubing: Selection and Pressure Differences

Jan 9th 2024

Instrumentation tubing is commonly selected as welded or seamless stainless steel tubing. Both can be useful, but the manufacturing met
Materials

Forged vs Brazed Fittings: One-Piece Strength and Leak Path Risk

Dec 7th 2023

Forged and brazed fittings can both be used in fluid systems, but the body construction is very different. A forged shaped fitting is f