High-stremgth flat wire for press winding
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Applied grade
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65Mn; 82A
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Specification
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1.5mm*5.0mm; 1.5mm*6.0mm
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Delivery state
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cold rolling; cold rolling-tempering; low relaxation
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Application
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for the winding of frame, cylinder body and cross beam of large hydraulic press, and the winding of prestress vessel and bearing structures.
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Executive standard:
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Enterprise standard. American stamdard ASTM A905-2004 teel wire for pressure vessel winding.
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Major technical index:
1: Strength: 1620MPa-1820MPa; 1380MPa-1580MPa.
2.: Elongation after rupturee(gauge length100mm): 2.5%-3.5%.
3: Dimensional tolerance: (1.5+/- 0.03)mmX(5.0+/-0.06)mm or(1.5+/-0.03)mmX(6.0+/-0.08)mm.
4: Stress relaxation performance: when the initial stess is equivalent to 50% of nominal tensile strength, 1000h stress relaxation rate r<2.0%.
5: The maximum reel weight is 2.5t, and no joint is allowed.
Features:
Adopting high-quality spring steel material, and has the features of large coil weight, high-strength,
good toughness, low relaxation and long fatigue life.
