O.D. x O.D. 鋼管接頭

	編號	規格	T	L	t	H	H1
	編號	O.D.	(thread)	L	t	H	H1
	TDD-04-S	4	M10-1.25	26	6	12	12
	TDD-06-S	6	M12-1.5	29	7	14	14
	TDD-08-S	8	M14-1.5	29	7	17	17
	TDD-10-S	10	M16-1.5	32	7	19	19
	TDD-12-S	12	M18-1.5	32	7	19	22
	TDD-15-S	15	M22-1.5	36.5	7.5	23	27
	TDD-18-S	18	M26-1.5	37	8	27	32
	TDD-20-S	20	M30-1.5	40	8	32	36
	TDD-22-S	22	M30-1.5	40	9	32	36
	TDD-25-S	25	M34-1.5	43	10	35	41
	TDD-28-S	28	M38-1.5	44	10	41	46
	TDD-34-S	34	M45-2.0	49	11	46	55