Pipe cap parameters

 　Pipe cap, also known as head, plug, cap, pipe cover and bulkhead, is a pipe fitting welded on the pipe end or installed on the external thread of the pipe end to cover and block the pipe. It is used to close the pipeline, and its function is the same as that of pipe plug.

Nominal Diameter		Outside Diameter at Bevel		Back to End
		Series A	Series B	E	T	E1
DN	NPS
15	1/2	21.3	18	25	4.57	25
20	3/4	26.9	25	25	3.81	25
25	1	33.7	32	38	4.57	38
32	1.1/4	42.4	38	38	4.83	38
40	1.1/2	48.3	45	38	5.08	38
50	2	60.3	57	38	5.59	44
65	2.1/2	76.1(73)	76	38	7.11	51
80	3	88.9	89	51	7.62	64
90	3.1/2	101.6	-	64	8.13	76
100	4	114.3	108	64	8.64	76
125	5	139.7	133	76	9.65	89
150	6	168.3	159	89	10.92	102
200	8	219.1	219	102	12.70	127
250	10	273.0	273	127	12.70	152
300	12	323.9	325	152	12.70	178
350	14	355.6	377	165	12.70	191
400	16	406.4	426	178	12.70	203
450	18	457.2	478	203	12.70	229
500	20	508.0	529	229	12.70	254
550	22	559	-	254	12.70	254
600	24	610	630	267	12.70	305
650	26	660	-	267	-	-
700	28	711	720	267	-	-
750	30	762	-	267	-	-
800	32	813	820	267	-	-
850	34	864	-	267	-	-
900	36	914	920	267	-	-
950	38	965	-	305	-	-
1000	40	1016	1020	305	-	-
1050	42	1067	-	305	-	-
1100	44	1118	1120	343	-	-
1150	46	1168	-	343	-	-
1200	48	1220	1220	343	-	-
When T is less the dimension in parentheses, the height E is available. Otherwise E1 is available.