ISO Approved Manufacturer & Exporter of Stub End.

Stub End

Piyush Steel are Manufacturer, Exporter and Supplier of Butt weld Stub End. Butt weld Stub End manufactured using superior grade raw materials. Butt weld Stub End are used for connecting pipes of different diameters and find wide applications in various chemicals, construction industries, paper, cement & ship builders.

 

Type : Butt weld (BW)
Standards : ASME / ANSI - B 16.9
ASTM A403 - ASME SA403 - 'Standard Specification for Wrought Austenitic   Stainless Steel Piping Fittings'
API 590-605
ASME B16.9 - 'Factory-Made Wrought Buttwelding Fittings'
ASME B16.25 - 'Buttwelding Ends'
ASME B16.28 - 'Wrought Steel Buttwelding Short Radius Elbows and   Returns'
MSS SP-43 - 'Wrought and Fabricated Butt-Welding Fittings for Low   Pressure, Corrosion Resistant Applications'
Dimension : ANSI B16.9, ANSI B16.28, MSS-SP-43 Type A, MSS-SP-43 Type B, JIS   B2312, JIS B2313
Thickness : Schedule 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80,   S100, S120, S140, S160, XXS and etc.
Schedule : Sch 5 TO Sch XXS.
Size : 1/2” TO 36”, (Seamless up to 24”), (Welded 8” TO 36”)

 

Materials and Grade:

Stainless Steel Butt weld Stub End:

ASTM A403 WP316/316L
ASTM A403 WP304/304L
ASTM A182 F316L, 304L
DIN 1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404

Carbon Steel Butt weld Stub End:

ASTM A234 Gr. WPB
ASTM A420 Gr. WPL6
ASTM A105
ASTM A350 Gr. LF2

Nickel Alloy Butt weld Stub End:

Monel 400 & 500,
Inconel 600 & 625,
Incolloy 800, 825,
Hastelloy C22, C276,
Hastelloy,
Nickel,
Monel,
Inconel,
Alloy20,
Copper Nickel
Cupro-Nickel 90/10
Cupro-Nickel 70/30

Alloy steel Butt weld Stub End:

ASTM a234 wp1 / wp5 / wp9 / wp11 / wp22 / wp91

 

ASME B16.9 Butt weld Stub End Dimension

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

 

The dimensions are in millimeters
Source : ASME B16.9 – 2007

STUB ENDS - Ansi and MSS SP-43 dimensions

STUB ENDS - ANSI B 16.9 and MSS SP-43 dimension
inches ND mm Diameter of lap Radius of fillet Length F
 D G R R1 MSS SP43 ANSI B16.9
1/2 15 21,34 34,92 3,17 0,80 50,80 76,20
3/4 20 26,67 42,86 3,17 0,80 50,80 76,20
1 25 33,40 50,80 3,17 0,80 50,80 101,60
1 1/4 32 42,16 63,50 4,76 0,80 50,80 101,60
1 1/2 40 48,26 73,00 6,35 0,80 50,80 101,60
2 50 60,32 92,10 7,93 0,80 63,50 152,40
2 1/2 65 73,02 104,80 7,93 0,80 63,50 152,40
3 80 88,90 127,00 9,52 0,80 63,50 152,40
3 1/2 90 101,60 139,70 9,52 0,80 76,20 152,40
4 100 114,30 157,20 11,11 0,80 76,20 152,40
5 125 141,30 185,70 11,11 1,58 76,20 203,20
6 150 168,27 215,90 12,70 1,58 88,90 203,20
8 200 219,07 269,80 12,70 1,58 101,60 203,20
10 250 273,05 323,80 12,70 1,58 127,00 254,00
12 300 323,85 381,00 12,70 1,58 152,40 254,00
14 350 355,60 412,70 12,70 1,58 152,40 304,80
16 400 406,40 469,90 12,70 1,58 152,40 304,80
18 450 457,20 533,40 12,70 1,58 152,40 304,80
20 500 508,00 584,20 12,70 1,58 152,40 304,80
22 550 558,80 641,30 12,70 1,58 152,40 304,80
24 600 609,60 692,10 12,70 1,58 152,40 304,80
The lap thickness T shall not be less than nominal pipe wall thickness

 

STUB ENDS - Ansi 16.9 tolerances

DIMENSIONAL TOLERANCES - STUB ENDS
For all fittings Stub Ends
Nominal Pipe Size (NPS) Outside Ø at Bevel Indide Ø at End Wall Thickness
t / t1
O.D. of Lap G Fillet Radius of Lap - R Overall Length. - F
1/2 a 2 1/2 1 0,8 Not +0 -1 +0 -1 2
3 a 3 1/2 1 1,6 less +0 -1 +0 -1 2
4 +2 -1 1,6 than +0 -1 +0 -2 2
5 a 6 +3 -1 1,6 87,50% +0 -1 +0 -2 2
8 2 1,6 of nominal +0 -1 +0 -2 2
10 +4 -3 3,2 tickness +0 -2 +0 -2 2
12 to 18 +4 -3 3,2   +0 -2 +0 -2 3
20 a 24 +6 -5 4,8   +0 -2 +0 -2 3
26 a 30 +7 -5 4,8        
32 a 48 +7 -5 4,8      

 

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