Rolled Bars Min reduction ration not less than 8:1. Details Forged Bars Minimum forging ration not less than 4:1 Details Coil Wires To solve cracks in cold heading Details Filler Wires 0.5% Fe content applicable to MIG | SAW ··· Details Flat Bars 100% NDT, API 6A PSL 1,2,3,4. Details Forged Rings 100% NDT, API 6A PSL1,2,3, 4. Details