SS 904L Socket Head Cap Screws

SS 904L Socket Head Cap Screws are high-performance fasteners designed for applications requiring exceptional corrosion resistance and superior mechanical strength. These screws are crafted from a low-carbon, high-alloy stainless steel grade known for its outstanding resistance to acids, chlorides, and harsh industrial chemicals. Zeron Fasteners provides precision-engineered SS 904L Socket Head Cap Screws that are ideal for petrochemical equipment, marine hardware, chemical processing units, heat exchangers, and heavy-duty machinery. Their robust construction, reliability, and durability make them the preferred choice for environments where standard stainless steel screws are not sufficient.

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SS 904L Socket Head Cap Screws Chemical Composition

Element Composition (%)
Carbon (C) 0.02 max
Nickel (Ni) 23 - 28
Chromium (Cr) 19 - 23
Molybdenum (Mo) 4 - 5
Copper (Cu) 1 - 2
Manganese (Mn) 2 max
Silicon (Si) 1 max
Phosphorus (P) 0.045 max
Sulfur (S) 0.035 max

SS 904L Socket Head Cap Screws Mechanical Properties

Mechanical Property Value
Tensile Strength 490 - 690 MPa
Yield Strength 220 MPa min
Elongation 35% min
Hardness 70 - 90 HRB

SS 904L Socket Head Cap Screws Feature Products