Dimensions Lap Joint Stub Ends schedule STD XS ASME B16.9

Stubend dims

Stubend img

Schedule STD

NPS	OD	T	G	F	R	kg
1/2	21.3	2.77	34.9	76.2	3.18	0.16
3/4	26.7	2.87	42.9	76.2	3.18	0.23
1	33.4	3.38	50.8	101.6	3.18	0.29
1.1/4	42.2	3.56	63.5	101.6	4.76	0.45
1.1/2	48.3	3.68	73	101.6	6.35	0.54
2	60.3	3.91	92.1	152.4	7.94	1
2.1/2	73	5.16	104.8	152.4	7.94	1.5
3	88.9	5.49	127	152.4	9.53	2.1
3.1/2	101.6	5.74	139.7	152.4	9.53	2.5
4	114.3	6.02	157.2	152.4	11.11	3
5	141.3	6.55	185.7	203.2	11.11	5.4
6	168.3	7.11	215.9	203.2	12.70	7.3
8	219.1	8.18	269.9	203.2	12.70	11.6
10	273.1	9.27	323.9	254	12.70	18
12	323.9	9.53	381	254	12.70	21
14	355.6	9.53	412.8	304.8	12.70	28
16	406.4	9.53	469.9	304.8	12.70	34
18	457.2	9.53	533.4	304.8	12.70	39
20	508	9.53	584.2	304.8	12.70	44
24	609.6	9.53	692.2	304.8	12.70	57

Dimensions are in millimeters unless otherwise indicated. Weights are in kilograms and approximately given.

Stubend dims

Stubend img

Schedule XS

NPS	OD	T	G	F	R	kg
1/2	21.3	3.73	34.9	76.2	3.18	0.2
3/4	26.7	3.91	42.9	76.2	3.18	0.3
1	33.4	4.55	50.8	101.6	3.18	0.4
1.1/4	42.2	4.85	63.5	101.6	4.76	0.6
1.1/2	48.3	5.08	73	101.6	6.35	0.7
2	60.3	5.54	92.1	152.4	7.94	1.4
2.1/2	73	7.01	104.8	152.4	7.94	2
3	88.9	7.62	127	152.4	9.53	2.9
3.1/2	101.6	8.08	139.7	152.4	9.53	3.4
4	114.3	8.56	157.2	152.4	11.11	4.1
5	141.3	9.53	185.7	203.2	11.11	7.5
6	168.3	10.97	215.9	203.2	12.70	10
8	219.1	12.70	269.9	203.2	12.70	16
10	273.1	12.70	323.9	254	12.70	24
12	323.9	12.70	381	254	12.70	29
14	355.6	12.70	412.8	304.8	12.70	38
16	406.4	12.70	469.9	304.8	12.70	43
18	457.2	12.70	533.4	304.8	12.70	49
20	508	12.70	584.2	304.8	12.70	63
24	609.6	12.70	692.2	304.8	12.70	76

Dimensions are in millimeters unless otherwise indicated. Weights are in kilograms and approximately given.

Dimensional Tolerances of Stub Ends ASME B16.9

Nominal Pipe Size	1/2 to 2.1/2	3 to 3.1/2	4	5 to 8	10 to 18	20 to 24
Outside Diameter at Welding End (OD)	+ 1.6 - 0.8	1.6	1.6	+ 2.29 - 1.6	+ 4.06 - 3.05	+ 6.35 - 4.83
Overall Length (F)	1.6	1.6	1.6	1.6	2	2
Outside Diameter of Lap (G)	+ 0 - 0.76	+ 0 - 0.76	+ 0 - 0.76	+ 0 - 0.76	+ 0 - 1.6	+ 0 - 1.6
Thickness of Lap (T)	+ 1.52 - 0	+ 1.52 - 0	+ 1.52 - 0	+ 1.52 - 0	+ 1.52 - 0	+ 1.52 - 0
Fillet Radius of Lap (R)	+ 0 - 0.76	+ 0 - 0.76	+ 0 - 1.6	+ 0 - 1.6	+ 0 - 1.6	+ 0 - 1.6
Wall Thickness (t)	Not less than 87.5% of Nominal Wall Thickness

Dimensional tolerances are in millimeters unless otherwise indicated.

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