尺寸代码 Size Desination	重量代码 Weight Desination	外径 Outside Diameter		壁厚 Wall Thickness
	不加厚 T&C Non-Upset	in	mm	in	mm
4 1/2	9.50	4.500	114.3	0.205	5.21
	10.50			0.224	5.69
	11.60			0.250	6.35
	13.50			0.290	7.37
	15.10			0.337	8.56
5	11.50	5.00	127.00	0.220	5.59
	13.00			0.253	6.43
	15.00			0.296	7.52
	18.00			0.362	9.19
	21.40.			0.437	11.10
	23.20			0.478	12.14
	24.10			0.500	12.70
5 1/2	14.00	5.500	139.7	0.244	6.20
	15.50			0.275	6.98
	17.00			0.304	7.72
	20.00			0.361	9.17
	23.00			0.415	10.54
6 5/8	20.00	6.625	168.28	0.288	7.32
	24.00			0.352	8.94
	28.00			0.417	10.59
	32.00			0.475	12.06
7	17.00	7.00	177.80	0.231	5.87
	20.00			0.272	6.91
	23.00			0.317	8.05
	26.00			0.362	9.19
	29.00			0.408	10.36
	32.00			0.453	11.51
	35.00			0.498	12.65
	38.00			0.540	13.72