[배관용 스텐레스강관(STS 304)] 공칭외경 외 경 SCH5S SCH10S SCH20S SCH40S SCH80S SCH120S SCH160S A B (m/m) 두 께 (m/m) 중 량 (m/m) 두 께 (m/m) 중 량 (m/m) 두 께 (m/m) 중 량 (m/m) 두 께 (m/m) 중 량 (m/m) 두 께 (m/m) 중 량 (m/m) 두 께 (m/m) 중 량 (m/m) 두 께 (m/m) 중 량 (m/m) 6 1/8 10.5 1 0.237 1.2 0.278 1.5 0.336 1.7 0.373 2.4 0.484 - - - - 8 1/4 13.8 1.2 0.377 1.65 0.499 2 0.588 2.2 0.636 3 0.807 - - - - 10 3/8 17.3 1.2 0.481 1.65 0.643 2 0.762 2.3 0.859 3.2 1.12 - - - - 15 1/2 21.7 1.65 0.824 2.1 1.03 2.5 1.2 2.8 1.32 3.7 1.66 - - 4.7 1.99 20 3/4 27.2 1.65 1.05 2.1 1.31 2.5 1.54 2.9 1.76 3.9 2.26 - - 5.5 2.97 25 1 34 1.65 1.33 2.8 2.18 3 2.32 3.4 2.59 4.5 3.31 - - 6.4 4.4 32 1 1/4 42.7 1.65 1.69 2.8 2.78 3 2.97 3.6 3.51 4.9 4.61 - - 6.4 5.79 40 1 1/2 48.6 1.65 1.93 2.8 3.19 3 3.41 3.7 4.14 5.1 5.53 - - 7.1 7.34 50 2 60.5 1.65 2.42 2.8 4.02 3.5 4.97 3.9 5.5 5.5 7.54 - - 8.7 11.2 65 2 1/2 76.3 2.1 3.88 3 5.48 3.5 6.35 5.2 9.21 7 12.1 - - 9.5 15.8 80 3 89.1 2.1 4.55 3 6.43 4 8.48 5.5 11.5 7.6 15.4 - - 11.1 21.6 90 3 1/2 101.6 2.1 5.2 3 7.37 4 9.72 5.7 13.6 8.1 18.9 - - 12.7 28.1 100 4 114.3 2.1 5.87 3 8.32 4 11 6 16.2 8.7 22.6 11.1 28.5 13.5 33.9 125 5 139.8 2.8 9.56 3.4 11.6 5 16.8 6.6 21.9 9.5 30.8 12.7 40.2 15.9 49.1 150 6 165.2 2.8 11.3 3.4 13.7 5 20 7.1 28 11 42.3 14.3 53.8 18.2 66.6 200 8 216.3 2.8 14.9 4 21.2 6.5 34 8.2 42.5 12.7 64.4 18.2 89.8 23 111 250 10 267.4 3.4 22.4 4 26.2 6.5 42.2 9.3 59.8 15.1 94.9 21.4 131 28.6 170 300 12 318.5 4 31.3 4.5 35.2 6.5 50.5 10.3 79.1 17.4 131 25.4 185 - -