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Product introduction: SWRCH22A cold heading steel hot rolled wire
Product specification: φ3.5 ~ 39mm hexagonal rod S5-S36
Implementation standard: according to customer requirements
Scope of use: Suitable for the production of various medium and high strength self-tapping nails and standard parts.
Application: Standard parts
SWRCH22A cold heading steel hot rolled wire is a high quality low carbon alloy steel, specially designed for the cold heading forming process. Its excellent cold heading properties, high surface quality and stable mechanical properties make it an ideal material for manufacturing high-strength fasteners such as bolts, nuts, screws, etc.
Product advantages:
Excellent cold heading performance: SWRCH22A steel has good plasticity and toughness, is not easy to crack in the cold heading process, can withstand large deformation, to ensure product molding accuracy and surface quality.
High surface quality: The use of advanced hot rolling process, the surface of the rod is smooth and clean, no cracks, folding and other defects, reduce the subsequent processing process, improve production efficiency.
Stable mechanical properties: After strict quality control, the chemical composition and mechanical properties of SWRCH22A steel are stable, ensuring product consistency and reliability.
Wide range of applications: suitable for manufacturing various specifications and strength levels of fasteners, widely used in automotive, machinery, electronics, construction and other industries.
Product feature:
Chemical composition (%) : C: 0.18-0.23, Si: 0.10 or less, Mn: 0.70 1.00, P: 0.030 or less, S: 0.035 or less
Mechanical properties: Tensile strength: ≥420MPa, yield strength: ≥250MPa, elongation after breaking: ≥30%
Specification range: φ5.5mm-φ20mm
Application area:
Automotive industry: engine bolts, connecting rod bolts, tire bolts, etc
Machinery industry: machine tool bolts, reducer bolts, hydraulic bolts, etc
Electronics industry: computer screws, mobile phone screws, electrical screws, etc
Construction industry: steel structure bolts, high strength bolts, anchor bolts, etc
SWRCH18A and SWRCH22A are commonly used for making various kinds of medium and high strength self-tapping self-drilling screws and fasteners. The products have the advantages of stable composition, low harmful elements, high purity of steel, few surface defects, good drawing performance, low cold heading cracking rate, and are widely used in the field of related screws and fasteners.
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