Тяньцзинь хорошая холоднокатаная пружинная


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Цена:550,00 $ - 680,00 $*

Количество:



Описание и отзывы


Трекер стоимости

Месяц Минимальная цена Макс. стоимость
Sep-17-2025 655.19 $* 688.45 $*
Aug-17-2025 649.43 $* 681.71 $*
Jul-17-2025 545.73 $* 572.74 $*
Jun-17-2025 638.29 $* 670.80 $*
May-17-2025 556.60 $* 584.40 $*
Apr-17-2025 627.21 $* 658.32 $*
Mar-17-2025 622.94 $* 653.49 $*
Feb-17-2025 616.84 $* 647.13 $*
Jan-17-2025 611.23 $* 642.77 $*

Характеристики









Products Description






















































Name






Spring steel coil


Heat treatment


Quench 830 °C ± 20 °C, oil cooling; tempering 540 °C ± 50 °C







Mechanical properties


Tensile strength σb (MPa): ≥ 980 (100),Yield strength σs(MPa): ≥784(80),


Width


Elongation δ10(10%):≥8,Section shrinkage ψ(%):≥30,Hardness: Hot Rolling,


Finish


≤302HB;Cold Pull+Heat Treatment,≤321HB.


Packing


Export standard packing or according to customers’ requirement


Certificate


ISO9001:2008,SGS


Shipment


Within10-15 workdays,25-30days when the quantity beyond 1000tons








Product Display

















Product Details

















Product Application





















Because of the spring steel coil has high strength, good toughness, easy to processing molding and good weldability and other excellent properties, and therefore is widely used in ship, automobile, Bridges, buildings, machinery, pressure vessels and other manufacturing industries.





















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Company Profile











































FAQ





















Q: Why choose us? A: Our company have been in steel business for more than ten years, we are internationally experienced, professional, and we can provide variety of steel products with high quality to our clients Q: Can provide OEM/ODM service? A: Yes. Please feel free to contact us for more details discuss. Q: How is your Payment Term? A:One is 30% deposit by TT before production and 70% balance against copy of B/L; the other is Irrevocable L/C 100% at sight. Q: Can we visit your factory? A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case. Q: Can you provide sample? A: Yes, for regular sizes sample is free but buyer need to pay freight cost.









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