Specifications

products with high added value of WeiSteel with the advantages of high quality of raw material, smelting outside stove.

Grade:YL72B YL77B YL82B 
Dia:5.5-13mm 
Application:steel rope and stand 
ISO&TUV approv

 

 

Under the standard of GB/T 24238-2009 and strict enterprise inside control standard, the main grade of the hot rolled wire coil for prestressing steel wire and steel strands is YL82B with the diameters of φ11mm,φ12.5mm. It has become one of the competitive products with high added value of WFSTEEL with the advantages of high quality of raw material, smelting outside stove, electromagnetic stirring, pure steel quality and strict cold and rolling control process.

 

 

Grade Dia(mm) Standard Chemical Composition %
      C Si Mn P S Ni Cr Cu V
YL77B 5.5-13mm GB/T24238-2009 0.75-0.80 0.10-0.30 0.60-0.90 ≤0.025 ≤0.025 ≤0.10 ≤0.35 ≤0.20  
YL82B     0.80-0.85 0.10-0.30 0.60-0.90 ≤0.025 ≤0.025 ≤0.10 ≤0.35 ≤0.20 0.15
SWRH62B   JIS G3506-1996 0.59-0.66 0.15-0.35 0.60-0.90 ≤0.030 ≤0.030     ≤0.030  
SWRH67B     0.64-0.71 0.15-0.35 0.60-0.90 ≤0.030 ≤0.030     ≤0.030  
SWRH72B     0.69-0.76 0.15-0.35 0.60-0.90 ≤0.030 ≤0.030     ≤0.030  
SWRH77B     0.74-0.81 0.15-0.35 0.60-0.90 ≤0.030 ≤0.030     ≤0.030  
SWRH82B     0.79-0.86 0.15-0.35 0.60-0.90 ≤0.030 ≤0.030     ≤0.030  

 

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