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产品知识

公制标准尺寸
外径不超过50.8mm（2英寸）的试管可提供光亮退火，退火和酸洗。

OD	WT	Kg/m	Length
mm	mm		mm	mm	mm
3	0.5	0.03	4000	6000	up to 10000
3	0.7	0.04	4000	6000	up to 10000
6	1	0.13	4000	6000	up to 10000
6	1.5	0.17	4000	6000	up to 10000
8	1	0.18	4000	6000	up to 10000
8	1.5	0.24	4000	6000	up to 10000
8	2	0.3	4000	6000	up to 10000
10	1	0.23	4000	6000	up to 10000
10	1.5	0.32	4000	6000	up to 10000
10	2	0.4	4000	6000	up to 10000
12	1	0.28	4000	6000	up to 10000
12	1.5	0.39	4000	6000	up to 10000
12	2	0.5	4000	6000	up to 10000
14	1	0.33	4000	6000	up to 10000
14	1.5	0.47	4000	6000	up to 10000
14	2	0.6	4000	6000	up to 10000
15	1	0.35	4000	6000	up to 10000
15	1.5	0.51	4000	6000	up to 10000
15	2	0.65	4000	6000	up to 10000
16	1	0.38	4000	6000	up to 10000
16	1.5	0.54	4000	6000	up to 10000
16	2	0.7	4000	6000	up to 10000
16	2.5	0.85	4000	6000	up to 10000
18	1	0.43	4000	6000	up to 10000
18	1.5	0.62	4000	6000	up to 10000
18	2	0.8	4000	6000	up to 10000
18	2.5	0.97	4000	6000	up to 10000
20	1.5	0.69	4000	6000	up to 10000
20	2	0.9	4000	6000	up to 10000
20	2.5	1.09	4000	6000	up to 10000
20	3	1.28	4000	6000	up to 10000
22	1.5	0.77	4000	6000	up to 10000
22	2	1	4000	6000	up to 10000
25	1.5	0.77	4000	6000	up to 10000
25	2	1.15	4000	6000	up to 10000
25	2.5	1.41	4000	6000	up to 10000
25	3	1.65	4000	6000	up to 10000
28	1.5	0.88	4000	6000	up to 10000
28	2	1.15	4000	6000	up to 10000
28	2.5	1.6	4000	6000	up to 10000
30	2.5	1.72	4000	6000	up to 10000
30	3	2.03	4000	6000	up to 10000
30	4	2.6	4000	6000	up to 10000
35	2	1.65	4000	6000	up to 10000
35	2.5	2.03	4000	6000	up to 10000
35	3	2.4	4000	6000	up to 10000
38	2	1.8	4000	6000	up to 10000
38	3	2.63	4000	6000	up to 10000
38	4	3.41	4000	6000	up to 10000
38	5	4.13	4000	6000	up to 10000
42	2	2	4000	6000	up to 10000
42	3	2.93	4000	6000	up to 10000
50	5	5.63	4000	6000	up to 10000

OD = 外径
WT = 壁厚

OD <6 mm, tolerances according to ASTM A632
Size OD, mm	Tolerances OD, mm	Wall thickness %
<4.76-2.38	+0.08/-0	+/- 10

OD 6-42 mm EN 10305-1
Size OD, mm	Tolerances OD, mm	Wall thickness %
6-30	+/-0.08	+/-10
32-40	+/-0.15	+/-10
42	+/-0.20	+/-10

英制标准尺寸
外径不超过2.0英寸（50.8毫米）的试管可提供光亮退火和退火酸洗。

Imperial size	OD	WT	Kg/m	Length
Imperial size	mm	mm	Kg/m	ft	mm	ft
1/8" x 22 BWG	3.18	0.71	0.044	20	6096	up to 32
1/8" x 20 BWG	3.18	0.89	0.051	20	6096	up to 32
3/16" x 20 BWG	4.76	0.89	0.086	20	6096	up to 32
1/4" x 22 BWG	6.35	0.71	0.1	20	6096	up to 32
1/4" x 20 BWG	6.35	0.89	0.122	20	6096	up to 32
1/4" x 20 SWG	6.35	0.91	0.124	20	6096	up to 32
1/4" x 18 SWG	6.35	1.22	0.157	20	6096	up to 32
1/4" x 18 BWG	6.35	1.24	0.159	20	6096	up to 32
1/4" x 16 SWG	6.35	1.63	0.193	20	6096	up to 32
1/4" x 16 BWG	6.35	1.65	0.194	20	6096	up to 32
5/16" x 20 BWG	7.94	0.89	0.157	20	6096	up to 32
5/16" x 20 SWG	7.94	0.91	0.16	20	6096	up to 32
3/8" x 20 BWG	9.53	0.89	0.193	20	6096	up to 32
3/8" x 20 SWG	9.53	0.91	0.196	20	6096	up to 32
3/8" x 18 SWG	9.53	1.22	0.264	20	6096	up to 32
3/8" x 18 BWG	9.53	1.24	0.257	20	6096	up to 32
3/8" x 16 SWG	9.53	1.63	0.322	20	6096	up to 32
3/8" x 16 BWG	9.53	1.65	0.326	20	6096	up to 32
3/8" x 14 SWG	9.53	2.03	0.381	20	6096	up to 32
3/8" x 14 BWG	9.53	2.11	0.391	20	6096	up to 32
1/2" x 20 SWG	12.7	0.89	0.263	20	6096	up to 32
1/2" x 20 BWG	12.7	0.91	0.268	20	6096	up to 32
1/2" x 18 SWG	12.7	1.22	0.35	20	6096	up to 32
1/2" x 18 BWG	12.7	1.24	0.356	20	6096	up to 32
1/2" x 16 SWG	12.7	1.63	0.452	20	6096	up to 32
1/2" x 16 BWG	12.7	1.65	0.456	20	6096	up to 32
1/2" x 14 SWG	12.7	2.03	0.542	20	6096	up to 32
1/2" x 14 BWG	12.7	2.11	0.559	20	6096	up to 32
5/8" x 18 SWG	15.88	1.22	0.448	20	6096	up to 32
5/8" x 18 BWG	15.88	1.24	0.454	20	6096	up to 32
5/8" x 16 SWG	15.88	1.63	0.582	20	6096	up to 32
5/8" x 16 BWG	15.88	1.65	0.588	20	6096	up to 32
3/4" x 18 SWG	19.05	1.22	0.544	20	6096	up to 32
3/4" x 18 BWG	19.05	1.24	0.553	20	6096	up to 32
3/4" x 16 SWG	19.05	1.63	0.711	20	6096	up to 32
3/4" x 16 BWG	19.05	1.65	0.718	20	6096	up to 32
3/4" x 14 BWG	19.05	2.11	0.895	20	6096	up to 32
3/4" x 13 BWG	19.05	2.41	1	20	6096	up to 32
3/4" x 12 BWG	19.05	2.77	1.13	20	6096	up to 32
1" x 18 SWG	25.4	1.22	0.739	20	6096	up to 32
1" x 18 BWG	25.4	1.24	0.75	20	6096	up to 32
1" x 16 BWG	25.4	1.65	0.981	20	6096	up to 32
1" x 14 BWG	25.4	2.11	1.23	20	6096	up to 32
1" x 13 BWG	25.4	2.41	1.39	20	6096	up to 32
-	25.4	3.2	1.78	20	6096	up to 32

SWG = 标准线规, BWG = 伯明翰线规
OD = 外径
WT = 壁厚

公差范围

OD <6 mm, tolerances according to ASTM A632
Size OD, mm	Tolerances OD, mm	Wall thickness, %
< 6–4.76	+0.10 / -0	+/-10
< 4.76–2.38	+0.08 / -0	+/-10
< 2.38	+0.05 / -0	+/-10