Nominal Size	Pipe OD.	Working  Pressure	Dimensions mm/in			Bolt Size
mm/in	mm/in	psi/Mpa	A mm/in	B mm/in	C mm/in	No.-Size mm
25	33.7	300Psi 2.07Mpa	58	98	45	3/8*45-2
1	1.327		2.28	3.85	1.77
32	42.4		68	106	45	3/8*45-2
1¼	1.669		2.68	4.17	1.77
40	48.3		74	114	45	3/8*45-2
1½	1.9		2.91	4.49	1.77
50	60.3		86	126	45	3/8*55-2
2	2.375		3.39	4.96	1.77
65	73		98	137	45	3/8*55-2
2½	2.875		3.86	5.39	1.77
65	76.1		103	141	45	3/8*55-2
2½	3		4.06	5.55	1.77
80	88.9		114	158	45	3/8*55-2
3	3.5		4.49	6.22	1.77
100	108		140	186	49	1/2*65-2
4	4.25		5.51	7.32	1.93
100	114.3		143	192	49	1/2*65-2
4	4.5		5.63	7.56	1.93
125	133		164	216	50	1/2*75-2
5	5.25		6.46	8.5	1.96
125	139.7		172	223	50	1/2*75-2
5	5.5		6.77	8.78	1.96
125	141.3		173	225	50	1/2*75-2
5	5.563		6.81	8.86	1.96
150	159		193	246	50	1/2*75-2
6	6.25		7.59	9.69	1.96
150	165.1		199	252	50	1/2*75-2
6	6.5		7.83	9.92	1.96
150	168.3		202	252	50	1/2*75-2
6	6.625		7.95	9.92	1.96
200	219.1		255	322	58	5/8*95-2
8	8.625		10.04	12.67	2.28
250	273		318	400	62	3/4*110-2
10	10.75		12.51	15.74	2.44
300	323.9		372	454	64	3/4*120-2
12	12.75		14.64	17.87	2.51