supply of 1 ceramic backing strip for single v joints for plate thickness 8 mm and above ceramic backing strip for single v joints for plate thickness 8 mm and above of length 610 mm with following ceramic bead dimensions. length of each bead 24 25 mm, thickness 7 mm, wide 25 mm, groove width 10 11 mm, depth of penetration 1.3 1.6 mm. sample of 2 strips to be submitted along with offer 4500 2 ceramic backing strip for single v joints for plate thickness 3 to 8 mm ceramic backing strip for single v joints for plate thickness 3 to 8 mm of length 610 mm with following ceramic bead dimensions: length of each bead 24 25 mm, thickness 7 mm, wide 25 mm, groove width 89 mm, depth of penetration 1.0 1.3 mm.sample of 2 strips to be submitted along with offer