Spring Wire

We are a trade company in Iran we need spring wire different size consist of :
-diameter (9 and 8.20and 8 and 7 mm) input wire rod 10mm
-diameter (6.20and 6 and 5.5 mm)input wire rod 8mm
-diameter (5 and 4.5 and 4 mm)input wire rod 6.5 mm
Attention:
The wire rods must be supplye from Jiangsu shagang company and grade be swrh72b
the surface be suitable and don’t be bald and it be sleek and coverd by phosphate.
The carbon must be 0.65?c ?0.72
Your product must be visit din 17223 B standar