supply of aluminium alloy self support ladderaluminium alloy self support ladder,aluminium extension ladder 13mtr fully extended (8.00 mtr + 8.00 mtr) made of high tensile aluminium alloy c sectio n 67x31x3.5 mm thickness confirming to he - 30 grade t-6 temper as per is:733 of hindalco make steel, made of no slip alumini um alloy, corrugated fluted pipe of 28x3 mm dia. steps to be rivetted at 305mm interval, with aluminium lm-6 catcher to lock ladder at every rung, nylon rope and pulley, rubber shoes at the bottom safety, additional ms guide pipe mixed inside the ladder at 1 meter interval for stability of ladder, ladder fabricated by expanding and flaring runs with stiles of the ladder for 100% twist proof and unbre akable performance. make- skyward, sumer or sj ladders. trd depot, samakhiyali near samakhiyali railway station, samakhi yali, bachhau taluka-kutch, 370150 (gujarat), mob-6353532792 [ warranty period: 30 months after the date of delivery ] , aluminium alloy self support ladder 8 ft. height.both side box type steps and aluminium cross we lding support for strengthening the ladder main extrusion made of aluminium alloy c section 66 x 32 x 3.18 mm thickness of he 30 grade t6 tamper, warranty require minimum 2 years. delivery require at section eng ineer electric (power), electric office, besides grp office, opp. st bus depot, palanpur railway station. palanpur- 385001. (b.k.) gujarat. ( contac no: 9724043453) [ warranty period: 24 months after the date of delivery ] , aluminium alloy self support ladder 6 ft. height.both side box type steps and aluminium cross we lding support for strengthening the ladder main extrusion made of aluminium alloy c section 66 x 32 x 3.18 mm thickness of he 30 grade t6 tamper, warranty require minimum 1. delivery require at section engineer electric (power), electric office, besides grp office, opp. st bus depot, palanpur railway station. palanpur- 385001. (b.k.) gujar at. ( contac no: 9724043453) [ warranty period: 12 months