Carbon Steel Socket Head Cap Screws

Zeron Fasteners manufactures high-performance Carbon Steel Socket Head Cap Screws, trusted for their exceptional strength, hardness, and wear resistance. These screws are widely used in engineering, heavy machinery, construction, and automotive applications. With precise threading and excellent load-bearing capacity, our carbon steel screws ensure durability and reliability in demanding environments.

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Carbon Steel Socket Head Cap Screws

Carbon Steel Socket Head Cap Screws Chemical Composition

ElementLow Carbon Steel (%)Medium Carbon Steel (%)High Carbon Steel (%)
Carbon (C)0.05 – 0.250.25 – 0.600.60 – 1.00
Manganese (Mn)0.40 – 0.800.60 – 1.650.30 – 0.90
Phosphorus (P)≤ 0.04≤ 0.04≤ 0.04
Sulfur (S)≤ 0.05≤ 0.05≤ 0.05

Carbon Steel Socket Head Cap Screws Mechanical Properties

GradeTensile Strength (MPa)Yield Strength (MPa)Elongation (%)Hardness (HB)
Low Carbon Steel400 – 550250 – 30020 – 30120 – 160
Medium Carbon Steel600 – 800350 – 45015 – 25160 – 220
High Carbon Steel800 – 1000500 – 70010 – 20200 – 260

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