(주)나래스틸

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카본스틸

일반 배관용 탄소강관 (SPP) Carbon steel pipes for ordinary Piping
KS D-3507 (JIS G-3452)
호칭 외경 외경의 허용차 두께 두께 허용차 소켓을 포함하지 않은 중량
A B mm 테이퍼나사관
Threanded		 기타관
Plain Ends		 KS JIS kg/m
10 3/8 17.3 ±0.5mm 2.35 2.3 + 규정하지
않음
+Not specified - 12.5% 		0.866
15 ½ 21.7 ±0.5mm 2.65 2.8 1.25
20 ¾ 27.2 ±0.5mm 2.65 2.8 1.60
25 1 34.0 ±0.5mm 3.25 3.2 2.45
32 1¼ 42.7 ±0.5mm 3.25 3.5 3.16
40 1½ 48.6 ±0.5mm 3.25 3.5 3.63
50 2 60.5 ±0.5mm ±1% 3.65 3.8 5.12
65 2½ 76.3 ±0.7mm ±1% 3.65 4.2 6.34
80 3 89.1 ±0.8mm ±1% 4.05 4.2 8.49
90 3½ 101.6 ±0.8mm ±1% 4.05 4.2 9.74
100 4 114.3 ±0.8mm ±1% 4.50 4.5 12.2
125 5 139.8 ±0.8mm ±1% 4.85 4.5 16.1
150 6 165.2 ±0.8mm ±1% 4.85 5.0 19.2
200 8 216.3 ±1.0mm ±1% 5.85 5.8 30.4
250 10 267.4 ±1.3mm ±1% 6.40 6.6 41.2
300 12 318.5 ±1.5mm ±1% 7.00 6.9 53.8
350 14 355.6 ±1% 7.60 7.9 65.2
400 16 406.4 ±1% 7.90 7.9 77.6
450 18 457.2 ±1% 7.90 7.9 87.5
500 20 508.0 ±1% 7.90 7.9 97.4
550 22 558.8 ±1% 7.90 107
600 24 609.6 ±1% 7.90 117