Nominal Size	Pipe OD.	Working  Pressure	Hole Dia.	Dimensions mm/in				Bolt Size
mm/in	mm/in	psi/Mpa	Mm/in +1.60/+0.063,0
50×32	60.3×42.4	300Psi 2.07Mpa	45	116	69	68	40	3/8*55-2
2×1¼	2.375×1.660		1.77	4.57	2.72	2.68	1.57
50×40	60.3×48.3		45	116	69	68.5	40	3/8*55-2
2×1½	2.375×1.900		1.77	4.57	2.72	2.7	1.57
65×25	76.1×33.7		38	144	69	76	49	1/2*70-2
2½×1	3.000×1.315		1.5	5.67	2.72	2.99	1.93
65×32	76.1×42.4		51	144	69	76	49	1/2*70-2
2½×1¼	3.000×1.660		2.01	5.67	2.72	2.99	1.93
65×40	76.1×48.3		51	144	80	76	49	1/2*70-2
2½×1½	3.000×1.900		2.01	5.67	3.15	2.99	1.93
80×32	88.9×42.4		51	146	86	85	55	1/2*70-2
3×1¼	3.500×1.660		2.01	5.75	3.39	3.35	2.17
80×40	88.9×48.3		51	146	86	85	55	1/2*70-2
3×1½	3.500×1.900		2.01	5.75	3.39	3.35	2.17
80×50	88.9×60.3		64	146	96	85	55	1/2*70-2
3×2	3.500×2.375		2.52	5.75	3.78	3.35	2.17
100×32	114.3×42.4		51	178	82	96	69	1/2*75-2
4×1¼	4.500×1.660		2.01	7.01	3.23	3.78	2.72
100×40	114.3×48.3		51	178	82	96	69	1/2*75-2
4×1½	4.500×1.900		2.01	7.01	3.23	3.78	2.72
100×50	114.3×60.3		64	178	95	97	69	1/2*75-2
4×2	4.500×2.375		2.52	7.01	3.74	3.82	2.72
100×65	114.3×73.0		70	178	113	97	69	1/2*75-2
4×2½	4.500×2.875		2.76	7.01	4.45	3.82	2.72
100×65	114.3×76.1		70	178	113	97	69	1/2*75-2
4×2½	4.500×3.000		2.76	7.01	4.45	3.82	2.72
125×32	139.7×42.4		51	204	82	110	81	5/8*85-2
5×1¼	5.500×1.660		2.01	8.03	3.23	4.33	3.19
125×40	139.7×48.3		51	204	82	110	81	5/8*85-2
5×1½	5.500×1.900		2.01	8.03	3.23	4.33	3.19
125×50	139.7×60.3		64	204	95	110	81	5/8*85-2
5×2	5.500×2.375		2.52	8.03	3.74	4.33	3.19
125×65	139.7×73.0		70	204	113	110	81	5/8*85-2
5×2½	5.500×2.875		2.76	8.03	4.45	4.33	3.19
125×65	139.7×76.1		70	204	113	110	81	5/8*85-2
5×2½	5.500×3.000		2.76	8.03	4.45	4.33	3.19

Nominal Size	Pipe OD.	Working  Pressure	Hole Dia.	Dimensions mm/in				Bolt Size
mm/in	mm/in	psi/Mpa	Mm/in +1.60/+0.063,0
125×32	141.3×42.4	300Psi 2.07Mpa	51	204	82	110	81	5/8*85-2
5×1¼	5.563×1.660		2.01	8.03	3.23	4.33	3.19
125×40	141.3×48.3		51	204	82	110	81	5/8*85-2
5×1½	5.563×1.900		2.01	8.03	3.23	4.33	3.19
125×50	141.3×60.3		64	204	95	110	81	5/8*85-2
5×2	5.563×2.375		2.52	8.03	3.74	4.33	3.19
125×65	141.3×73.0		70	204	113	110	81	5/8*85-2
5×2½	5.563×2.875		2.76	8.03	4.45	4.33	3.19
125×65	141.3×76.1		70	204	113	110	81	5/8*85-2
5×2½	5.563×3.000		2.76	8.03	4.45	4.33	3.19
150×32	165.1×42.4		51	238	82	121	95	5/8*105-2
6×1¼	6.500×1.660		2.01	9.37	3.23	4.76	3.74
150×40	165.1×48.3		51	238	82	121	95	5/8*105-2
6×1½	6.500×1.900		2.01	9.37	3.23	4.76	3.74
150×50	165.1×60.3		64	238	95	122	95	5/8*105-2
6×2	6.500×2.375		2.52	9.37	3.74	4.8	3.74
150×65	165.1×73.0		70	238	113	122	95	5/8*105-2
6×2½	6.500×2.875		2.76	9.37	4.45	4.8	3.74
150×65	165.1×76.1		70	238	113	122	95	5/8*105-2
6×2½	6.500×3.000		2.76	9.37	4.45	4.8	3.74
150×32	168.3×42.4		51	238	82	121	95	5/8*105-2
6×1¼	6.625×1.660		2.01	9.37	3.23	4.76	3.74
150×40	168.3×48.3		51	238	82	121	95	5/8*105-2
6×1½	6.625×1.900		2.01	9.37	3.23	4.76	3.74
150×50	168.3×60.3		64	238	95	122	95	5/8*105-2
6×2	6.625×2.375		2.52	9.37	3.74	4.8	3.74
150×65	168.3×73.0		70	238	113	122	95	5/8*105-2
6×2½	6.625×2.875		2.76	9.37	4.45	4.8	3.74
150×65	168.3×76.1		70	238	113	122	95	5/8*105-2
6×2½	6.625×3.000		2.76	9.37	4.45	4.8	3.74
200×32	219.1×42.4		51	310	82	152	124	3/4*115-2
8×1¼	8.625×1.660		2.01	12.21	3.23	5.98	4.88
200×40	219.1×48.3		51	310	82	152	124	3/4*115-2
8×1½	8.625×1.900		2.01	12.21	3.23	5.98	4.88
200×50	219.1×60.3		64	310	97	152	124	3/4*115-2
8×2	8.625×2.375		2.52	12.2	3.82	5.98	4.88
200×65	219.1×73.0		70	310	115	152	124	3/4*115-2
8×2½	8.625×2.875		2.76	12.2	4.53	5.98	4.88
200×65	219.1×76.1		70	310	115	152	124	3/4*115-2
8×2½	8.625×3.000		2.76	12.2	4.53	5.98	4.88
200×80	219.1×88.9		89	310	127	152	124	3/4*115-2
8×3	8.625×3.500		3.5	12.2	5	5.98	4.88