Return - 180 Degree, Short Radius, Buttweld, ANSI, WCS (mm)

A 180° return short radius (SR) has a centerline curvature equal to 1 times the nominal pipe size (NPS) for 1 inch and larger sizes.
Dimensions are in millimeters & kilograms per ANSI/ASME B16.9.

Pipe Size		Outside Diameter at Bevel	G	H	Approx. Weight
NPS	DN	Outside Diameter at Bevel	G	H	Std	XS
		mm	mm	mm	kg	kg
1	25	33.4	51	41	1.1	-
1 1/4	32	42.2	64	52	1.8	-
1 1/2	40	48.3	76	62	2.6	3.3
2	50	60.3	102	81	4.4	6.6
2 1/2	65	73	127	100	9.5	12.3
3	80	88.9	152	121	13.2	18.7
3 1/2	90	101.6	178	140	19.8	26.5
4	100	114.3	203	159	27.6	37.5
5	125	141.3	254	197	41.9	61.7
6	150	168.3	305	237	77.2	101.4
8	200	219.1	406	313	149.9	220.5
10	250	273	508	391	253.5	308.6
12	300	323.8	610	467	341.7	480.6
14	350	355.6	711	533	463.0	606.3
16	400	406.4	813	610	573.2	749.6
18	450	457	914	686	727.5	948.0
20	500	508	1016	762	903.9	1,212.5
22	550	559	1118	838	-	-
24	600	610	1219	914	1,300.7	1,719.6