규격: 50Ø-300Ø . 규격 단가 50Ø * 50m 112,000 65Ø * 50m 162,000 75Ø * 50m 188,000 100Ø * 30m 147,000 125Ø * 30m 206,000 150Ø * 20m 187,000 200Ø * 20m 286,000 250Ø * 10m 450,000 300Ø * 10m 626,000