bids are invited for 661501060121 ms seamless pipe od-10mm, wthick-2.5mm supply of mild steel seamless pipe od-10mm & wall thickness-2.5 mm 661501060121 ms erw pipe of diameter-15mm nb supply of mild steel erw pipe of diameter 15 mm nb black pipe & plain end class: medium, as per is 1239 (part-1x 2004 od size maximum: 21.4 mm od size minimum: 21.00 mm wall thickness: 2 mm 661501060121 ms erw pipe of diameter-25mm nb supply of mild steel erw pipe of diameter 25mm nb black pipe & plain end class: medium, as per is 1239 (part-1) 2004 od size maximum: 34.2mm od size minimum: 33.3mm wall thickness: 3.2 mm 661501060124 ms erw pipe of diameter-40 mm nb supply of mild steel erw pipe of diameter 40 mm nb black pipe & plain end class: medium, as per is 1219 (part-1x 2004 od size maximum: 48.8 mm od size minimum: 47.9 mm wall thickness: 3.2 mm 661501060125 ms erw pipe of diameter-50 mm nb supply of mild steel erw pipe of diameter so mim nb black pipe & plain end class: medium, as per is 1219 (part-1x 2004 od size maximum: 60.8 mm od size minimum: 59.7 mm wall thickness: 3.6 mm 661501060126 ms erw pipe of diameter-65 mm nb supply of mild steel erw pipe of diameter 65 mm nb black pipe & plain end class: medium, as per is 1219 (part-1): 2004 od size maximum. 76.6 mm od size minimum: 75.3 mm wall thickness: 3.6 mm 661501060127 ms erw pipe of diameter-80 mm nb supply of mild steel erw pipe of diameter 80 mm nb black pipe & plain end class: medium, as per 18 1239 (part-1): 2004 od size maximum: 89.5 mm od size minimum: 88.0 mm wall thickness: 4 mm total quantity : 420