Buttweld Fitting

DN	NPS (Inches)	Outside Diameter Series B (mm)	45° Elbow B (mm)	90° Elbow A (mm)	180° Elbow O (mm)	Back to Face K (mm)
15	1/2	21.3	18	38	76	48
20	3/4	26.9	25	38	76	51
25	1	33.7	32	38	76	56
32	1¼	42.4	38	48	95	70
40	1½	48.3	45	57	114	83
50	2	60.3	57	76	152	106
65	2½	76.1	76	95	190	132
80	3	88.9	89	114	229	159
90	3½	101.6	-	133	267	184
100	4	114.3	108	152	305	210
125	5	139.7	133	190	381	262
150	6	168.3	159	229	457	313
200	8	219.1	219	305	610	414
250	10	273	273	381	762	518
300	12	323.9	325	457	914	619
350	14	355.6	377	533	1067	711
400	16	406.4	426	610	1219	813
450	18	457.2	478	686	1372	914
500	20	508	529	762	1524	1016
600	24	610	630	914	1829	1219