ASME B16.5     Class 150

DN	NPS	Overall Diameter	Inside Diameter	Thickness of Flange(Min.)	Overall Lenght	Diameter of Socket	Depth of Socket	Diameter of Hub	Diameter of Face	Number of Bolts	Diameter of Bolt Holes	Diameter of Bolt Circle
		A	B	C	D	E	K	F	G	H	I	J
15	1/2	90	15.8	9.6	14	22.2	10	30	34.9	4	15.7	60.3
20	3/4	100	20.9	11.2	14	27.7	11	38	42.9	4	15.7	69.9
25	1	110	26.6	12.7	16	34.5	13	49	50.8	4	15.7	79.4
32	1 1/4	115	35.1	14.3	19	43.2	14	59	63.5	4	15.7	88.9
40	1 1/2	125	40.9	15.9	21	49.5	16	65	73	4	15.7	98.4
50	2	150	52.5	17.5	24	61.9	17	78	92.1	4	19.1	120.7
65	2 1/2	180	62.7	20.7	27	74.6	19	90	104.8	4	19.1	139.7
80	3	190	77.9	22.3	29	90.7	21	108	127	4	19.1	152.4

 


ASME B16.5     Class 300

DN	NPS	Overall Diameter	Inside Diameter	Thickness of Flange(Min.)	Overall Lenght	Diameter of Socket	Depth of Socket	Diameter of Hub	Diameter of Face	Number of Bolts	Diameter of Bolt Holes	Diameter of Bolt Circle
		A	B	C	D	E	K	F	G	H	I	J
15	1/2	95	15.8	12.7	21	22.2	10	38	34.9	4	15.7	66.7
20	3/4	115	20.9	14.3	24	27.7	11	48	42.9	4	19	82.6
25	1	125	26.6	15.9	25	34.5	13	54	50.8	4	19	88.9
32	1 1/4	135	35.1	17.5	25	43.2	14	64	63.5	4	19	98.4
40	1 1/2	155	40.9	19.1	29	49.5	16	70	73	4	22.3	114.3
50	2	165	52.5	20.7	32	61.9	17	84	92.1	8	19	127
65	2 1/2	190	62.7	23.9	37	74.6	19	100	104.8	8	22.3	149.2
80	3	210	77.9	27	41	90.7	21	117	127	8	22.3	168.3