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
50×25	60.3×33.7	300Psi 2.07Mpa	38	118	74	60	40	3/8*55-2
2×1	2.375×1.315		1.5	4.64	2.91	2.36	1.57
50×32	60.3×42.4		51	118	74	60	40	3/8*55-2
2×1¼	2.375×1.660		2.01	4.64	2.91	2.36	1.57
50×40	60.3×48.3		51	118	74	60	40	3/8*55-2
2×1½	2.375×1.900		2.01	4.64	2.91	2.36	1.57
65×25	73.0×33.7		38	132	74	64	47	1/2*70-2
2½×1	2.875×1.315		1.5	5.2	2.91	2.52	1.85
65×32	73.0×42.4		51	132	74	64	47	1/2*70-2
2½×1¼	2.875×1.660		2.01	5.2	2.91	2.52	1.85
65×40	73.0×48.3		51	132	80	64	47	1/2*70-2
2½×1½	2.875×1.900		2.01	5.2	3.15	2.52	1.85
65×25	76.1×33.7		38	144	74	64	49	1/2*70-2
2½×1	3.000×1.315		1.5	5.67	2.91	2.52	1.93
65×32	76.1×42.4		51	144	74	64	49	1/2*70-2
2½×1¼	3.000×1.660		2.01	5.67	2.91	2.52	1.93
65×40	76.1×48.3		51	144	80	64	49	1/2*70-2
2½×1½	3.000×1.900		2.01	5.67	3.15	2.52	1.93
80×15	88.9×21.3		30	146	74	70	55	1/2*70-2
3×½	3.500×0.825		1.18	5.75	2.91	2.76	2.17
80×20	88.9×26.9		30	146	74	70	55	1/2*70-2
3×¾	3.500×1.050		1.18	5.75	2.91	2.76	2.17
80×25	88.9×33.7		38	146	74	70	55	1/2*70-2
3×1	3.500×1.315		1.5	5.75	2.91	2.76	2.17
80×32	88.9×42.4		51	146	86	73	55	1/2*70-2
3×1¼	3.500×1.660		2.01	5.75	3.39	2.87	2.17
80×40	88.9×48.3		51	146	86	77	55	1/2*70-2
3×1½	3.500×1.900		2.01	5.75	3.39	3.03	2.17
80×50	88.9×60.3		64	146	96	80	55	1/2*70-2
3×2	3.500×2.375		2.52	5.75	3.78	3.15	2.17
100×25	108.0×33.7		38	172	72	76	64	1/2*75-2
4×1	4.250×1.315		1.5	6.77	2.83	2.99	2.52
100×32	108.0×42.4		51	172	82	76	64	1/2*75-2
4×1¼	4.250×1.660		2.01	6.77	3.23	2.99	2.52
100×40	108.0×48.3		51	172	84	76	64	1/2*75-2
4×1½	4.250×1.900		2.01	6.77	3.31	2.99	2.52
100×50	108.0×60.3		64	172	95	78	64	1/2*75-2
4×2	4.250×2.375		2.52	6.77	3.74	3.07	2.52
100×25	114.3×33.7	300Psi 2.07Mpa	38	178	74	86	69	1/2*75-2
4×1	4.500×1.315		1.5	7.01	2.91	3.39	2.72
100×32	114.3×42.4		51	178	86	87	69	1/2*75-2
4×1¼	4.500×1.660		2.01	7.01	3.39	3.43	2.72
100×40	114.3×48.3		51	178	86	89	69	1/2*75-2
4×1½	4.500×1.900		2.01	7.01	3.39	3.51	2.72
100×50	114.3×60.3		64	178	100	94	69	1/2*75-2
4×2	4.500×2.375		2.52	7.01	3.94	3.7	2.72
100×65	114.3×76.1		70	178	106	100	69	1/2*75-2
4×2½	4.500×3.000		2.76	7.01	4.17	3.94	2.72
100×80	114.3×88.9		89	178	124	99	69	1/2*75-2
4×3	4.500×3.500		3.5	7.01	4.88	3.9	2.72
125×25	133.0×33.7		38	200	72	88.5	77	5/8*85-2
5×1	5.250×1.315		1.5	7.87	2.83	3.48	3.03
125×32	133.0×42.4		51	200	82	88.5	77	5/8*85-2
5×1¼	5.250×1.660		2.01	7.87	3.23	3.48	3.03
125×40	133.0×48.3		51	200	82	88.5	77	5/8*85-2
5×1½	5.250×1.900		2.01	7.87	3.23	3.48	3.03
125×50	133.0×60.3		64	200	95	89.5	77	5/8*85-2
5×2	5.250×2.375		2.52	7.87	3.74	3.52	3.03
125×25	139.7×33.7		38	213	74	98	81	5/8*85-2
5×1	5.500×1.315		1.5	8.39	2.91	3.86	3.19
125×32	139.7×42.4		51	213	86	99	81	5/8*85-2
5×1¼	5.500×1.660		2.01	8.39	3.39	3.9	3.19
125×40	139.7×48.3		51	213	86	111	81	5/8*85-2
5×1½	5.500×1.900		2.01	8.39	3.39	4.37	3.19
125×50	139.7×60.3		64	213	100	106	81	5/8*85-2
5×2	5.500×2.375		2.52	8.39	2.91	4.17	3.19
125×65	139.7×76.1		70	213	108	110	81	5/8*85-2
5×2½	5.500×3.000		2.76	8.39	4.25	4.33	3.19
125×80	139.7×88.9		89	213	126	110	81	5/8*85-2
5×3	5.500×3.500		3.5	8.39	4.96	4.33	3.19
125×25	141.3×33.7		38	213	74	98	81	5/8*85-2
5×1	5.563×1.315		1.5	8.39	2.91	3.86	3.19
125×32	141.3×42.4		51	213	86	99	81	5/8*85-2
5×1¼	5.563×1.660		2.01	8.39	3.39	3.9	3.19
125×40	141.3×48.3		51	213	86	111	81	5/8*85-2
5×1½	5.563×1.900		2.01	8.39	3.39	4.37	3.19
125×50	141.3×60.3	300Psi 2.07Mpa	64	213	100	106	81	5/8*85-2
5×2	5.563×2.375		2.52	8.39	2.91	4.17	3.19
125×65	141.3×76.1		70	213	108	110	81	5/8*85-2
5×2½	5.563×3.000		2.76	8.39	4.25	4.33	3.19
150×25	165.1×33.7		38	239	74	112	95	5/8*105-2
6×1	6.500×1.315		1.5	9.41	2.91	4.41	3.74
150×32	165.1×42.4		51	239	86	113	95	5/8*105-2
6×1¼	6.500×1.660		2.01	9.41	3.39	4.45	3.74
150×40	165.1×48.3		51	239	86	115	95	5/8*105-2
6×1½	6.500×1.900		2.01	9.41	3.39	4.53	3.74
150×50	165.1×60.3		64	239	100	120	95	5/8*105-2
6×2	6.500×2.375		2.52	9.41	3.94	4.72	3.74
150×65	165.1×76.1		70	239	108	124	95	5/8*105-2
6×2½	6.500×3.000		2.76	9.41	4.25	4.88	3.74
150×80	165.1×88.9		89	239	126	123	95	5/8*105-2
6×3	6.500×3.500		3.5	9.41	4.96	4.84	3.74
150×25	168.3×33.7		38	239	74	112	95	5/8*105-2
6×1	6.625×1.315		1.5	9.41	2.91	4.41	3.74
150×32	168.3×42.4		51	239	86	113	95	5/8*105-2
6×1¼	6.625×1.660		2.01	9.41	3.39	4.45	3.74
150×40	168.3×48.3		51	239	86	115	95	5/8*105-2
6×1½	6.625×1.900		2.01	9.41	3.39	4.53	3.74
150×50	168.3×60.3		64	239	100	120	95	5/8*105-2
6×2	6.625×2.375		2.52	9.41	3.94	4.72	3.74
150×65	168.3×76.1		70	239	108	124	95	5/8*105-2
6×2½	6.625×3.000		2.76	9.41	4.25	4.88	3.74
150×80	168.3×88.9		89	239	126	123	95	5/8*105-2
6×3	6.625×3.500		3.5	9.41	4.96	4.84	3.74
200×25	219.1×33.7		38	310	73	135.5	115	3/4*115-2
8×1	8.625×1.315		1.5	12.21	2.87	5.35	4.53
200×32	219.1×42.4		51	310	82	135.5	115	3/4*115-2
8×1¼	8.625×1.660		2.01	12.21	3.23	5.35	4.53
200×40	219.1×48.3		51	310	86	135.5	115	3/4*115-2
8×1½	8.625×1.900		2.01	12.21	3.39	5.35	4.53
200×50	219.1×60.3		64	310	97	138	115	3/4*115-2
8×2	8.625×2.375		2.52	12.21	3.82	5.43	4.53
200×65	219.1×76.1		70	310	115	138	115	3/4*115-2
8×2½	8.625×3.000		2.76	12.21	4.53	5.43	4.53
200×80	219.1×88.9		89	310	127	140	115	3/4*115-2
8×3	8.625×3.500		3.5	12.21	5	5.51	4.53