Dimensions of ANSI/ASME B36.19 stainless steel weld fittings

Dimensions of stainless steel weld fittings according ANSI/ASME 36.19M Stainless Steel Pipe are indicated in the tables below.

Note! Wall thicknesses and weights are different for different stainless steel schedules.

Stainless Steel Elbows and Stainless Steel Returns

Nominal Pipe Size (inches)	Outside Diameter		90o Elbows		45o Elbows		180o Returns
			Long Radius	Short Radius	Long Radius		Long Radius
	(mm)	(inches)	Center to Face (inches)	Center to Face (inches)	Center to Face (inches)	Radius (inches)	Center to Center (inches)	Back to face (inches)
1/2	21.3	0.840	1 1/2	–	5/8		2	1 7/8
3/4	26.7	1.050	1 1/8	–	7/16		2 1/4	1 11/16
1	33.4	1.315	1 1/2	1	7/8		3	2 3/16
1 1/4	42.2	1.660	1 7/8	1 1/4	1		3 3/4	2 3/4
1 1/2	48.3	1.900	2 1/4	1 1/2	1 1/8	3	4 1/2	3 1/4
2	60.3	2.375	3	2	1 3/8	4	6	4 3/16
2 1/2	73.0	2.875	3 3/4	2 1/2	1 3/4	5	7 1/2	5 3/16
3	88.9	3.500	4 1/2	3	2	6	9	6 1/4
3 1/2	101.6	4.000	5 1/4	3 1/2	2 1/4	7	10 1/2	7 1/4
4	114.3	4.500	6	4	2 1/2	8	12	8 1/4
5	141.3	5.563	7 1/2	5	3 1/8	10	15	10 5/16
6	168.3	6.625	9	6	3 3/4	12	18	12 5/16
8	219.1	8.625	12	8	5	12	24	16 5/16
10	273.1	10.750	15	10	6 1/4	15	30	20 3/8
12	323.9	12.750	18	12	7 1/2	18	36	24 3/8

Stainless Steel Tees, Caps, Stub Ends and Straight Crosses

Nominal Pipe Size (inches)	Outside Diameter		Caps	Straight Tees	Straight Crosses	Stub Ends
	(mm)	(inches)	Length (inches)	Center to End (inches)	Center to End (inches)	Lap Diameter (inches)	Long Length (inches)	Short Length (inches)
1/2	21.3	0.840	1	1	–	1 3/8	3	2
3/4	26.7	1.050	1	1 1/8	–	1 11/16	3	2
1	33.4	1.315	1 1/2	1 1/2	1 1/2	2	4	2
1 1/4	42.2	1.660	1 1/2	1 7/8	1 7/8	2 1/2	4	2
1 1/2	48.3	1.900	1 1/2	2 1/4	2 1/4	2 7/8	4	2
2	60.3	2.375	1 1/2	2 1/2	2 1/2	3 5/8	6	2 1/2
2 1/2	73.0	2.875	1 1/2	3	3	4 1/8	6	2 1/2
3	88.9	3.500	2	3 3/8	3 3/8	5	6	2 1/2
3 1/2	101.6	4.000	2 1/2	3 3/4	3 3/4	5 1/2	6	3
4	114.3	4.500	2 1/2	4 1/8	4 1/8	6 3/16	6	3
5	141.3	5.563	3	4 7/8	4 7/8	7 5/16	8	3
6	168.3	6.625	3 1/2	5 5/8	5 5/8	8 1/2	8	3 1/2
8	219.1	8.625	4	7	7	10 5/8	8	4
10	273.1	10.750	5	8 1/2	8 1/2	12 3/4	10	5
12	323.9	12.750	6	10	10	15	10	6

Stainless Steel Reducers

Nominal Pipe Size	Outside Diameter		Reducers
Reduced from (inches)	(mm)	(inches)	Reduced to (inches)	Concentric & Eccentric Length (inches)
1/2	21.3	0.840	1/4	1 1/2
			3/8	1 1/2
3/4	26.7	1.050	3/8	2
			1/2	2
1	33.4	1.315	3/8	2
			1/2	2
			3/4	2
1 1/4	42.2	1.660	1/2	2
			3/4	2
			1	2
1 1/2	48.3	1.900	1/2	2 1/2
			3/4	2 1/2
			1	2 1/2
			1 1/4	2 1/2
2	60.3	2.375	3/4	3
			1	3
			1 1/4	3
			1 1/2	3
2 1/2	73.0	2.875	1	3 1/2
			1 1/4	3 1/2
			1 1/2	3 1/2
			2	3 1/2
3	88.9	3.500	1	3 1/2
			1 1/2	3 1/2
			2	3 1/2
			2 1/2	3 1/2
3 1/2	101.6	4.000	1 1/4	4
			1 1/2	4
			2	4
			2 1/2	4
			3	4
4	114.3	4.500	1 1/2	4
			2	4
			2 1/2	4
			3	4
			3 1/2	4
5	141.3	5.563	2	5
			2 1/2	5
			3	5
			3 1/2	5
			4	5
6	168.3	6.625	2 1/2	5 1/2
			3	5 1/2
			3 1/2	5 1/2
			4	5 1/2
			5	5 1/2
8	219.1	8.625	3	6
			3 1/2	6
			4	6
			5	6
			6	6
10	273.1	10.750	4	7
			5	7
			6	7
			8	7
12	323.9	12.750	5	8
			6	8
			8	8
			10	8

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