Socket Weld Elbow Dimensions (ASME B16.11)

DN	NPS (Inches)	Depth of Socket J min (mm)	Socket Dia d1 (mm)	Wall Thickness (mm)			90° Elbow – Center to Bottom A (mm)			45° Elbow – Center to Bottom A (mm)
				3000 LB	6000 LB	9000 LB	3000 LB	6000 LB	9000 LB	3000 LB	6000 LB	9000 LB
6	1/8	10	10.7	3.2	3.5	-	11	11	-	8	8	-
8	1/4	10	14.1	3.3	4	-	11	15	-	8	8	-
10	3/8	10	17.5	3.5	4.4	-	13	15	-	8	12	-
15	1/2	10	21.8	4.1	5.2	8.2	16	19	25	11	13	16
20	3/4	13	27.4	4.3	6.1	8.6	19	22	28	13	14	18
25	1	13	34.2	5	7	10	22	27	32	14	18	22
32	1¼	13	42.9	5.3	7	10.6	27	32	35	18	21	22
40	1½	13	48.3	5.6	7.8	11.2	32	38	38	21	25	25
50	2	13	61.1	6.1	9.5	12.2	38	41	41	25	29	29
65	2½	16	76.9 (73.8)	7.7	12.5	-	41	57	-	29	32	-
80	3	16	89.8	8.3	13.8	-	57	64	-	32	35	-
100	4	19	115.5	9.4	-	-	66	-	-	42	-	-

Threaded Fittings Dimensions (Class 2000 / 3000 / 6000)

Class 2000 – Threaded Fittings

Inches	1/8	1/4	3/8	1/2	3/4	1	1¼	1½	2	2½	3	4
A	-	7/8	31/32	1⅛	1 5/16	1½	1¾	2	2⅜	3	3⅜	4 3/16
B	-	29/32	1 1/16	1 5/16	1 9/16	1 27/32	2 7/32	2½	3 1/32	3 11/16	4 5/16	5¾

Class 3000 – Threaded Fittings

Inches	1/8	1/4	3/8	1/2	3/4	1	1¼	1½	2	2½	3	4
A	7/8	31/32	1⅛	1 5/16	1½	1¾	2	2⅜	2½	3¼	3¾	4½
B	29/32	1 1/16	1 5/16	1 9/16	1 27/32	2 7/32	2½	3 1/32	3 11/32	4	4¾	6

Class 6000 – Threaded Fittings

Inches	1/8	1/4	3/8	1/2	3/4	1	1¼	1½	2	2½	3	4
A	31/32	1⅛	1 5/16	1½	1¾	2	2⅜	2½	3¼	3¾	4 3/16	4½
B	1 1/16	1 5/16	1 9/16	1 27/32	2 7/32	2½	3 1/32	3 11/32	4	4¾	5¾	6