Buttweld Stub Ends

Buttweld Stub Ends Lap Joints Manufacturer, Supplier and Exporter in Mumbai, India

Butt-weld Stub End fitting can be manufactured in various grades of Stainless Steel include 304, 316, 304L, 316L, 317 etc and Alloy Steel include Monel, Inconel, Hastelloy, Duplex Steel, etc. Tube Innovatives (India) is among one of the leading manufacturers and exporters of high-quality pipe fittings by using the latest technology and in-house QC system. We offer our materials with complete certification and as per national and international standards. We also provide Buttweld Pipe Stub Ends as per your requirement with appropriate quantity order. Refer our Stub-End fitting specification and size chart as mentioned below

Buttweld Stub Ends Specifications

Family Butt Weld Pipe Fitting Shape Stub End
Material Stainless Steel, Carbon Steel, Alloy Steel, Duplex Steel, Nickel Alloy Make TII
Size 1/8″-48″ Thickness SCH 5-SCH 160
Type Seamless, Welded(ERW), Fabricated Variation Long Stub end, Short Stub end, Collar, Lap Joint Stub end
Finish Shot Blast, Sand Blast, Electro polish End Bevelled
Marking TII-Specs-Description-Heat No. Packing Protected by Cap

Stub End Size Chart

Nominal Pipe Size Outside diameter
of barrel		 Length (F) Radius (R) Diameter (G)
Minimum Maximum Long
Pattern		 Short
Pattern
1/2″ 20.5 22.8 76 51 3 35
3/4″ 25.9 28.1 76 51 3 43
1″ 32.6 35.0 102 51 3 51
1 1/4″ 41.4 43.6 102 51 5 64
1 1/2″ 47.5 49.9 102 51 6 74
2″ 59.5 62.4 152 64 8 92
2 1/2″ 72.2 75.3 152 64 8 105
3″ 88.1 91.3 152 64 10 127
3 1/2″ 100.8 104.0 152 76 10 140
4″ 113.5 116.7 152 76 11 157
5″ 140.5 144.3 203 76 11 186
6″ 167.5 171.3 203 89 13 216
8″ 218.3 222.1 203 102 13 270
10″ 272.3 277.2 254 127 13 324
12″ 323.1 328.0 254 152 13 381
14″ 354.8 359.9 305 152 13 413
16″ 405.6 411.0 305 152 13 470
18″ 456.0 462.0 305 152 13 533
20″ 507.0 514.0 305 152 13 584
22″ 558.0 565.0 305 152 13 641
24″ 609.0 616.0 305 152 13 692

Tolerance Chart

All Fittings Reducers and Lap. Joint Stub Ends Lap Joint Stub Ends
NPS Outside (1) Diameter at Bevel Inside (2) Diameter at End Wall (2) Thickness Over all Length
F, H		 OD of Lap
G		 Thickness of Lap
T		 Fillet Radius of Lap
R
1/2 to 2 1/2 +1 +0.8 Not less than 87.5% of Nominal thickness +2 +0-1 +2-0 +0-1
3 to 3 1/2 +1 +1.6 +2 +0-1 +2-0 +0-1
4 +2-1 +1.6 +2 +0-1 +2-0 +0-2
5 to 6 +3-1 +1.6 +2 +0-1 +2-0 +0-2
8 +2 +1.6 +2 +0-1 +2-0 +0-2
10 +4-3 +3.2 +2 +0-2 +2-0 +0-2
             
12 to 18 +4-3 +3.2 +3 +0-2 +2-0 0-2
20 to 24 +6-5 +4.8 +3 +0-2 +2-0 +0-2
26 to 30 +7-5 +4.8 +3      
32 to 48 +7-5 +4.8 +3      
Outside Diameter of Barrel
Max. Min.
0.896 0.809
1.106 1.019
1.376 1.284
1.716 1.629
1.966 1.869
2.456 2.344
2.966 2.844
3.596 3.469
4.096 3.969
4.593 4.469
5.683 5.532
6.743 6.594
8.743 8.594
10.913 10.719
12.913 12.719
14.170 13.969
16.180 15.969
18.190 17.969
20.240 19.969
22.240 21.969
24.240 23.969