Spring Steel
4 Products

Spring Steel

Spring steel is a medium to high carbon steel with excellent elastic properties, fatigue resistance, and yield strength, specifically designed for manufacturing springs, elastic components, clips, washers, and other parts that require repeated deformation without permanent set. We supply spring steel plates, strips, and wire in grades including 65Mn, 60Si2Mn, SUP9, SUP10, 51CrV4, and SAE 9260. Products are available in hot rolled, cold rolled, and heat treated conditions with precise dimensional control. Spring steel wire rod is also available for downstream spring manufacturing. All materials conform to GB, JIS, EN, SAE, and ASTM standards with complete mill certification.

All Spring Steel Products

Spring Steel Wire (SWC / SWP / ASTM A227 / A228 / Oil Tempered Wire)
JIS SWC / SWP / SWO / SWOSC-V / SWOCV-V / ASTM A227 / A228 / A229 / EN 10270-1 SH-DH / EN 10270-2 VT-DT / GB/T 4357 / 5218

Spring Steel Wire (SWC / SWP / ASTM A227 / A228 / Oil Tempered Wire)

Spring Steel Wire is drawn and heat-treated carbon and alloy steel wire for helical compression springs, tension springs, torsion springs, and wire forms. Diameter 0.08–25mm. Hard-drawn (SWC / A227) and oil-tempered (SWP / SWOSC-V / A228 / A229) types. Tensile strength 1,000–2,600 MPa. Reel, coil, and traverse-wound supply. Mill test certificate provided.

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Spring Steel Wire Rod (60Si2Mn / 55CrSi / SUP7 / 9260)
GB 60Si2Mn / 55CrSi / 55CrMnA / JIS SUP7 / SUP10 / SUP9 / DIN 51CrV4 (1.8159) / 54SiCr6 / SAE 9260 / 9254 / 6150 / EN 46Si7 / 54SiCr6

Spring Steel Wire Rod (60Si2Mn / 55CrSi / SUP7 / 9260)

Spring Steel Wire Rod is hot-rolled coiled rod in medium-to-high carbon alloy spring steel — the primary raw material for drawing spring wire and coil spring manufacturing. Diameter 5.5–40mm. Grades 60Si2Mn, 55CrSi, SUP7, SAE 9260, 51CrV4. Standard and vacuum degassed (VD) quality. Stelmor air-cooled coil. Mill test certificate provided.

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Spring Steel Strip (65Mn / 60Si2Mn / C75S / SUP9 / 51CrV4)
GB 65Mn / 60Si2Mn / EN C55S / C65S / C75S / C85S / C95S / JIS SK5 / SK7 / SUP9 / DIN 51CrV4 (1.8159) / SAE 1074 / 1075 / 1095

Spring Steel Strip (65Mn / 60Si2Mn / C75S / SUP9 / 51CrV4)

Spring Steel Strip is precision cold-rolled narrow flat coil in medium-to-high carbon alloy spring steel for flat springs, snap springs, contact springs, retaining clips, and blade applications. Width 5–600mm, thickness 0.05–6.0mm. Grades 65Mn, C75S, SK5, 51CrV4, SAE 1075. Hardened & tempered HRC 40–55 or annealed supply. Mill test certificate provided.

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Spring Steel Plate (65Mn / 60Si2Mn / SUP9 / 51CrV4)
GB 65Mn / 60Si2Mn / JIS SUP9 / SUP10 / DIN 51CrV4 (1.8159) / SAE 9260

Spring Steel Plate (65Mn / 60Si2Mn / SUP9 / 51CrV4)

Spring steel plate is medium-to-high carbon alloy steel for leaf springs, flat springs, disc springs, and elastic components. Available in 65Mn, 60Si2Mn, SUP9, SUP10, 51CrV4 grades. Hot rolled (0.1-30mm) or cold rolled (0.05-3.0mm). Achieves tensile 1300-1900 MPa after Q+T. Mill test certificate provided.

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Spring Steel Wire

Spring Steel Wire (SWC / SWP / ASTM A227 / A228 / Oil Tempered Wire)

Overview of Spring Steel Wire Spring Steel Wire is a drawn and heat-treated or cold-drawn carbon and alloy steel wire product engineered as the direct manufacturing material for helical compression springs, tension springs, torsion springs, wire forms, and related elastic…

Spring Steel Wire Rod

Spring Steel Wire Rod (60Si2Mn / 55CrSi / SUP7 / 9260)

Overview of Spring Steel Wire Rod Spring Steel Wire Rod is a hot-rolled round bar product in coiled form manufactured from medium-to-high carbon alloy spring steel, engineered as the primary raw material for drawing into spring wire, cold coiling or…

Spring Steel Strip

Spring Steel Strip (65Mn / 60Si2Mn / C75S / SUP9 / 51CrV4)

Overview of Spring Steel Strip Spring Steel Strip is a precision cold-rolled or hot-rolled narrow flat product manufactured from medium-to-high carbon alloy spring steel, engineered specifically for the production of flat springs, clock springs, snap-action springs, retaining clips, disc springs,…

Spring Steel Plate

Spring Steel Plate (65Mn / 60Si2Mn / SUP9 / 51CrV4)

Overview of Spring Steel Plate Spring steel plate is a specialized category of medium-to-high carbon alloy steel designed specifically for manufacturing flat springs, leaf springs, disc springs, snap rings, and elastic components requiring repeated deformation without permanent set. Unlike structural…

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Spring Steel

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