Carbon Steel Pipes For General Structures

Posted on 4 - 4 - 2022 by Staff

CNS 4435 G3102 Carbon Steel Pipes For General Structures
JIS G3444 適用於土木、建築、鐵塔、鷹架、樁、支柱、地錨及其他結構物之鋼管，種類為 STK 30 ,41 , 51 , 50 ,55

Outer Diameter	Thickness	Reference
Outer Diameter	Thickness	Weight	Cross-sectional area	慣性矩	截面模數	迴轉半徑
mm	mm	kg/m	cm²	cm⁴	cm³	cm
21.7	2.0	0.972	1.238	0.607	0.560	0.700
27.2	2.0	1.240	1.583	1.260	0.930	0.890
	2.3	1.410	1.799	1.410	1.030	0.880
34.0	2.3	1.800	2.291	2.890	1.700	1.120
42.7	2.3	2.290	2.919	5.970	2.800	1.430
	2.5	2.480	3.157	6.400	3.000	1.420
48.6	2.3	2.630	3.345	8.990	3.700	1.640
	2.5	2.840	3.621	9.650	3.970	1.630
	2.8	3.160	4.029	10.600	4.360	1.620
	3.2	3.580	4.564	11.800	4.860	1.621
60.5	2.3	3.300	4.205	17.800	5.900	2.060
	3.2	4.520	5.760	23.700	7.840	2.03
	4.0	5.570	7.100	28.500	9.410	2.000
76.3	2.8	5.080	4.465	43.700	11.500	2.600
	3.2	5.770	7.349	49.200	12.900	2.590
	4.0	7.130	9.085	59.500	15.600	2.580
89.1	2.8	5.960	7.591	70.700	15.900	3.050
	3.2	6.780	8.636	79.800	17.900	3.040
101.6	3.2	7.760	9.892	120.000	23.600	3.480
	4.0	9.630	12.260	146.000	28.800	3.450
	5.0	11.900	15.170	177.000	34.900	3.420
114.3	3.2	8.770	11.170	172.000	30.200	3.930
114.3	3.5	9.58	12.180	187.000	32.700	3.920
	4.5	12.20	15.520	234.000	41.000	3.890
139.8	3.2	8.77	11.170	172.000	30.200	3.930
	3.6	12.10	15.400	357.000	51.100	4.820
	4.0	13.40	17.070	394.000	56.300	4.800
	4.5	15.00	19.130	438.000	62.700	4.790
	6.0	19.80	25.220	566.000	80.200	4.740
165.2	4.5	17.80	22.720	734.000	88.900	5.680
	5.0	19.80	25.160	808.000	97.800	5.670
	6.0	23.60	30.010	952.000	115.000	5.600
	7.1	27.70	35.260	110＊10	134.000	5.600

O.D. Tolerance：

No.	O.D. Tolerance
1.	Under 50mm，±0.5mm
1.	Over 50mm，±1%
2.	Under 50mm，±0.25mm
2.	Over 50mm，±0.5%
外徑超過350mm之電阻焊及電弧焊鋼管外徑許可差依1號

＊如無特別指定時適用級號1號。

Thickness Tolerance：

No.	其他鋼管(無縫外)(T.Tolerance)
1.	Under 4mm，＋0.6mm －0.5mm
	From 4mm To 12mm，＋15% －12.5%
	Over 12mm ，＋15% －1.5%
2.	Under 3mm，±0.3mm
	From 3mm To 12mm，±10%
	Over 12mm ，＋10% －1.2mm