Stainless steel 304 pipe cap pipe fittings are most commonly fabricated from an alloy of 18% chromium and 8% nickel. These two metals are combined with carbon, manganese, silicon, phosphorus, sulfur and nitrogen to form one of the most robust and corrosion-resistant stainless steel alloys available today. It is also high-temperature resistant, meaning it can be used in environments that require greater temperatures than other alloys can withstand. Its chemical composition allows for greater flexibility and higher strength, making it suitable for various industries.

Stainless steel 304 pipe fittings with pipe caps are handy due to their strength and corrosion resistance. The chromium-nickel combination of this type of stainless steel allows it to stand up well against harsh weather and other substances that may strain its tensile strength, making it perfect for outdoor applications. Further, its strengthened form makes the 304-grade stainless steel preferable for projects requiring durability and flexibility. These characteristics render the pipe cap fitting a must-have item for people who need stronger connections than usual in areas with high exposure to moisture, heat or other external factors.