مناقصه ۷۲ قلم لوله ۴ و ۶ اینچ- LINE PIPE API 5L GRADE B PSL 2 SEAMLESS, FOR WELDING AT ANGLE OF 30 DEG.(+5,-0) WT. 22 MM. 71 LE 4 IN. 114.3 MM. OD. SCH. 40 WT. 6.02 MM. WEIGHT 16.08 KG/M FOR WELDING AT ANGLE OF 30 DEG.(+5,-0) WT.<= 22 MM. 71 LE 6 IN. 168.3 MM. OD. SCH. 40 WT. 7.11 MM. WEIGHT 28.26 KG/M FOR WELDING AT ANGLE OF 30 DEG.(+5,-0) WT.<= 22 MM. 71 LE 8 IN. 219.1 MM. OD. SCH. 30 WT. 7.04 MM. WEIGHT 36.82 KG/M FOR WELDING AT ANGLE OF 30 DEG.(+5,-0) WT.<= 22 MM. 71 LE 10 IN. 273.1 MM. OD. SCH. 30 WT. 7.80 MM. WEIGHT 51.01 KG/M FOR WELDING AT ANGLE OF 30 DEG.(+5,-0) WT.<= 22 MM. 71 LE 10 IN. 273.1 MM OD. SCH. 60 WT. 12.70 MM. WEIGHT 81.53 KG/M FOR WELDING AT ANGLE OF 30 DEG.(+5,-0) WT.<= 22 MM. 71 LE 12 IN. 323.8 MM OD. SCH. XS WT. 12.70 MM. WEIGHT 97.44 KG/M FOR WELDING AT ANGLE OF 30 DEG.(+5,-0) WT.<= 22 MM. 71 LE 16 IN. 406.4 MM OD. SCH. 30 WT. 9.53 MM. WEIGHT 93.27 KG/M