2190 800 80 6f6 266 2854 900 90 6f6 266 3592 1

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Unformatted text preview: ---------7 (4) (3) Min number . Spiral, HardDrawn Steel (5) kg/linear metre kg/linear metre 80 25 6 0’33 0’45 100 25 6 0’33 0’66 150 25 6 0’33 1’39 200 35 6 0’33 2’49 225 35 6 0’33 3’10 250 35 6 0’33 3’78 300 45 8 0’78 5’49 350 55 8 0’78 7’52 400 60 8 0’78 9’78 450 70 8 0’78 13’06 8 500 75 0’78 15’96 600, 90 6+6 2’66 22’63 700 105 6+6 2’66 30’82 2’66 39’46 800 NOTE 1 -Strength NOTES- If mild to 140/125. 120 requirements 6+6 for pressure steel is used for spiral pipes shall be the same as for MP2 class pipes. reinforcement, the weight specified Soft grade mild steel wire for spirals may be used for pipes of internal Nora3150 mm only, by increasing weight to 140184. under co1 5 shall be increased diameters 80 mm, 100 mm and The longitudinal reinforcement given in this table is valid for pipes up to 2 m effective Nors4internal diameter of pipe up to 250 mm and up to 3 m effective length for higher diameter pipes. length for IS:458-1988 TABLE 8 SPIGOT AND SOCKET DIMENSIONS OF NP1 CLASS PIPES ( Clause 5.3 ) All dimensions in millimetres. D W (1) (2) (3) (4) (5) (6) 80 25 206 156 22 60 45 100 25 226 176 22 60 45 150 25 276 226 22 65 50 2.50 25 376 326 22 70 55 300 30 452 392 26 75 60 350 32 510 446 28 80 65 400 32 560 496 28 80 65 450 35 628 558 31 85 70 e 12 h t (7) TABLE 9 SPIGOT AND SOCKET DIMENSIONS OF NPZ AND Pl CLASS ( C/awes All dimensions RUBBER r (1) RING--I PIPES LlEFFECTlVE DS DSI DSZ DS3 LSD OR (IO) RING ROLL ON JOINT) in millimetres. 1 73 (RUBBER 5.3 and 7.2 ) LENGTH) K N HT LT LSP s P H x (20) II’ R, (22) (2) (3) (4) (5) (6) (7) (8) (9) (I(0 (19) 11 102 25 32’5 70 8 28 34 3 5‘5 6.5 95 84 34 50 7 5‘5 19’5 I I 5.5 100 II 120 25 32’5 70 8 28 34 3 5’5 6.5 95 84 34 50 7 5’5 19’5 I 1 5’5 150 11 170 25 32’5 70 8 28 34 3 5’5 6.5 95 84 34 50 7 5’5 19’5 I I 5’5 7.00 11 215 25 32’5 70 8 28 34 3 5’5 6.5 95 84 34 50 7 5‘5 19-5 I I 55 225 II 225 25 32‘5 70 8 28 34 3 5’5 6.5 95 84 34 50 7 5.5 19’5 I 1 5’5 250 11 250 25 32’5 70 8 28 34 3 5’5 6.5 95 84 34 50 7 ?‘5 19’5 I I 5’5 300 12 315 30 35 77 9 31 37 3 6 7 107 92 37 55 7.5 6 24 I 1 6 350 I2 360 32 37 77 9 31 37 3 6 7 109 96 39 55 7.5 6 26 1 1 6 400 I2 400 32 37 77 9 31 37 3 6 7 109 96 39 55 7.5 6 26 1 I 6 450 I2 450 35 40 77 9 31 37 3 6 7 112 104 42 55 7.5 6 29 I 1 6 500 12 500 35 40 77 9 31 37 3 6 7 112 104 42 55 7.5 6 29 1 I 6 600 I6 590 40 44 102 12 42 48 6 9 9’5 132 106 47 72 10 7” 32’5 2 2 8 700 16 680 40 44 102 12 42 48 6 9 9.5 132 106 47 72 10 7’5 32’5 2 2 8 800 .?O 785 45 49 128 15 J2 61 6 11 11’5 162 117 52 90 12’5 9’5 35’5 2 2 10 900 20 875 SO 56 128 15 52 61 6 II 11’5 Ih5 133 59 90 12’5 9’5 40’5 2 2 10 I 000 22 980 55 60 141 17 57 67 8 12 13’5 169 137 64 99 14 10’5 44’5 2 2 II 1 100 22 I 070 60 65 141 17 57. 67 8 12 13.3’ 171 148 69 99 14 IO.5 49’5 2 2 I1 1 200 22 1 170 65 71 141 17 57 67 8 I2 13’5 173 161 75 99 14 10’5 54.5 2 2 II I 400 22 1 370 75 82 141 17 57 67 8 12 13’5 179 1R4 86 99 14 10’5 64’5 2 2 II I 600 25 I 560 80 87 165 20 67 78 8 I5 ‘15 205 195 91 100 I5 12 68 2.5 2-5 I2 80 t; (10 (12) (13) (15) (14) (16) (17) (21) 1...
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