REPUTE STEEL ENGINEERING COMPANY | Manufacturer & Exporter in India

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Stub End



OUR BROCHURES


Leading Manufacturer of Stub End in India


MANUFACTURER/EXPORTER IN INDIA | ASME/ANSI B16.9, ANSI B16.28, MSS-SP-43
CARBON, ALLOY, STAINLESS STEEL LONG/SHORT PATTERN STUB ENDS

Repute Steel & Engineering Company is ISO 9001:2008 certified company and one of the Largest manufacturer, exporter and supplier of high quality, high-performance stub end fittings in all major grades and dimensions. Stub ends can be supplied in standard and non-standard ANSI dimensions. Repute Steel & Engineering Company offers ex-stock supply of stainless steel stub ends, carbon steel stub ends, alloy steel stub ends and nickel alloy stub ends. Special length stub ends can also be offered on demand.

Stub ends are fittings used in place of welded flanges where rotating back up flanges are desired. They are mainly used with standard Lap Joint Flanges.

We manufacture and supply stub ends in various grades such as 304/304L, 304H, 316/316L, 321, 347, Duplex steel, 904L, Alloy 20, 317L and 310S. We supply stainless steel stub ends across various industry verticals such as power generation, oil and gas, petrochemical, chemical, fabrication and engineering, waste water treatment, and pharmaceutical industry.


Specification of Lap Joint Stub End


Specifications ASME B16.9 Stub End
welded stub end Pipe Fittings size Seamless Butt Weld Fittings: 1/2" - 10"
Welded Butt Weld Fittings: 1/2" - 48"
type a stub end Dimensions ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10
pipe stub end Thickness SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, XXS available with NACE MR 01-75
schedule 80 stub end Types Seamless / ERW / Welded / Fabricated Pipe Fittings
sch 10 stub end Type DN15-DN1200
Connection Welding
Bending Radius R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom Pipe Fittings
Stub End Buttweld Fittings Size Range ½" NB to 24" NB in Sch 10s, 40s, 80s, 160s, XXS. (DN6~DN100)
type a stub end Fittings Angle : 22.5 deg, 30deg, 45 deg, 90 deg, 180 deg, 1.0D, 1.5D, 2.0D, 2.5D, 3D, 4D, 5D, 6D, 7D-40D.
Standard: ASME B16.9, ASME B16.28, ASME B16.25, MSS SP-75 DIN2605 JISB2311 JISB2312 JISB2313, BS, GB, ISO
Manufacturing process Push, Press, Forge, Cast, etc.
schedule 80 stub end Fittings Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Origin & Mills Japanese, Indian, USA, Korean, European, Ukraine, Russian
Key markets and industries for Stub End
  • Bitumen upgraders.
  • Heavy oil refineries.
  • Nuclear power (mostly seamless).
  • Petrochemicals and acids.
Application
  • Fittings To Connect Pipe & Tubes in Petroleum, Power, Chemical, Construction, Gas, Metallurgy, Shipbuilding etc
  • ASME B16.9 Schedule 10 Stub End are an economical alternative for lower-pressure applications.
  • ANSI B16.9 Schedule 40 Stub End have a thicker wall for higher-pressure applications.
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175

Material of Stub End


Carbon Steel Stub End Fittings
  • ASTM A105 Stub Ends Type A
  • ASME SA105 Stub Ends Mss Sp 43
  • DIN 1.0402 Long Stub Ends
  • DIN 1.0460 Short Stub Ends
  • DIN 1.0619 Lap Joint Stub Ends
  • ASTM A105N Stub Ends Type A
  • ASME SA105N Stub Ends B16.9p
  • ASTM A350 LF2 Stub Ends Buttweld Fittings
  • ASME SA350 Pipe Cap Fittings
  • High Yield CS ASTM A694 Stub Ends Din 2642
Inconel Stubs Ends EN 1092-1 Type 35
  • Inconel 600 Stubs Ends EN 1092-1 Type 36
  • Inconel 601 Stubs Ends Jis 10k
  • Inconel 625 Stubs Ends Sch 10
  • Inconel 718 EN 1092-1 Stubs Ends
  • Inconel x750 Stubs Ends 304
Stainless Steel Stubs End Pipe Fittings
  • ASTM A182 F304 Stubs Ends EN 1092-1 Type 35
  • ASTM A182 F304L EN 1092-1 Type 36
  • ASTM A182 F316 Stubs Ends Jis 10k
  • ASTM A182 F316L Stubs Ends Sch 10
  • ASTM A182 F317 EN 1092-1 Stubs Ends
  • ASTM A182 F317L Stubs Ends 304
  • ASTM A182 F321 Stubs Ends Type A
  • ASTM A182 F321H Stubs Ends Mss Sp 43
  • ASTM A182 F347 Long Stubs Ends
  • ASTM A182 F347H Short Stubs Ends
Alloy Steel Lap Joint Stubs End
  • ASTM A182 F5 Stubs Ends Type A
  • ASTM A182 F9 Stubs Ends B16.9
  • ASTM A182 F11 Stubs Ends Buttweld Fittings
  • ASTM A182 F22 Mss Type B Stubs Ends
  • ASTM A182 F91 Stub Ends Din 264
Copper Stubs End Type A T1, T2, C10100, C10200, C10300, C10400, C10500, C10700, C10800, C10910,C10920, TP1, TP2, C10930, C11000, C11300, C11400, C11500, C11600, C12000,C12200, C12300, TU1, TU2, C12500, C14200, C14420, C14500, C14510, C14520, C14530, C17200, C19200, C21000, C23000, C26000, C27000, C27400, C28000, C33000, C33200, C37000, C44300, C44400, C44500, C60800, C63020, C68700, C70400, C70600, C70620, C71000, C71500, C71520, C71640, etc
Alloy 20 Lap Joint Stubs Ends Carpenter® 20 Alloy, Alloy 20Cb-3
Copper Nickel Stubs Ends Mss Sp 43 Copper Nickel 90/10 (C70600 ), Cupro Nickel 70/30 (C71500), UNS C71640
Brass Long Stubs Ends 3602 / 2604 / H59 / H62 / etc.
Hastelloy Cap Bw Sch 80 Stubs Ends Hastelloy C276 (UNS N10276), C22 (UNS N06022), C4, C2000, B2, B3
Monel Short Stubs Ends Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500) Pipe End Cap
Aluminium Stubs End Type A 5052 /6061/ 6063 / 2017 / 7075 / etc.
Nickel Stubs End B16.9 Nickel 200, Nickel 201
Duplex Stubs End Buttweld Fittings S31803 / S32205 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61
Super Duplex Mss Type B Stubs End S32750 / S32760 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61
Titanium Stubs End Sch 10
  • ASTM B381 Titanium Gr. 1 Stubs Ends Type A
  • ASTM B381 Titanium Gr. 2 Stubs Ends Mss Sp 43
  • ASTM B381 Titanium Gr. 4 Long Stubs Ends
  • ASTM B381 Titanium Gr. 5 Short Stubs Ends
  • ASTM B381 Titanium Gr. 7 Lap Joint Stubs Ends
Incoloy Stub End Din 2642 Incoloy 800, Incoloy 800H, Incoloy 800HT (UNS N08800), Incoloy 825 (UNS N08825)
254 Smo Stub Ends EN 1092-1 Type 35 SMO 254/6Mo, UNS S31254, DIN 1.4547
Nimonic Stub Ends EN 1092-1 Type 36 Nimonic 75, Nimonic 80A, Nimonic 90
Other ASME B16.9 Stub End material Tin bronze, Alumunum bronze, Lead bronze



Dimensions of type a stub end


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


stub end Types


Long Stub End SCH 40

Long Stub End SCH 40


ASME B16.9 Stub End SCH 10

ASME B16.9 Stub End SCH 10


ASME B16.9 Lap Joint Stub Ends

ASME B16.9 Lap Joint Stub Ends


A234 Gr WPB Stub Ends EN 1092-1 Type 36

A234 Gr WPB Stub Ends EN 1092-1 Type 36


Short Stub End Sch 80

Short Stub End Sch 80


ASTM A234 WP11 Pipe stub end

ASTM A234 WP11 Pipe stub end


ANSI B16.9 Stub End Type A

ANSI B16.9 Stub End Type A


Carbon Steel Stub End Fittings

Carbon Steel Stub End Fittings


Stainless Steel Stub End Pipe Fittings

Stainless Steel Stub End Pipe Fittings


A403 Gr WP304 Stub Ends EN 1092-1 Type 35

A403 Gr WP304 Stub Ends EN 1092-1 Type 35


Alloy Steel Schedule 10 stub end

Alloy Steel Schedule 10 stub end


Stub End Din 2642

Stub End Din 2642


Buttweld Stub Ends Fittings

Buttweld Stub Ends Fittings


MSS Type B Stub End

MSS Type B Stub End


A403 WP316 sch 160 stub end

A403 WP316 sch 160 stub end


SA234 WP5 type c stub end

SA234 WP5 type c stub end




Lap Joint Stub End Dimensions


Nominal   Pipe  Size (NPS) Outside Diameter at Bevel Long Pattern Short Pattern Radius of Fillet Diameter of Lap
Max Min F F R G
1/2 22.8 20.5 76 51 3 35
3/4 28.1 25.9 76 51 3 43
1 35.0 32.6 102 51 3 51
1-1/4 43.6 41.4 102 51 5 64
1-1/2 49.9 47.5 102 51 6 73
2 62.4 59.5 152 64 8 92
2-1/2 75.3 72.2 152 64 8 105
3 91.3 88.1 152 64 10 127
3-1/2 104.0 100.8 152 76 10 140
4 116.7 113.5 152 76 11 157
5 144.3 140.5 203 76 11 186
6 171.3 167.5 203 89 13 216
8 222.1 218.3 203 102 13 270
10 277.2 272.3 254 127 13 324
12 328.0 323.1 254 152 13 381
14 359.5 354.8 305 152 13 413
16 411.0 405.6 305 152 13 470
18 462 456 305 152 13 533
20 514 507 305 152 13 584
22 565 558 305 152 13 641
24 616 609 305 152 13 692


Stub End 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 t


Weight Chart Of pipe stub end


NPS
inches		 STUB ENDS
Sch.
5S		 Sch.
10S		 Sch.
40S		 Sch.
80S
1/2 0.06 0.08 0.12 0.13
3/4 0.07 0.09 0.15 0.17
1 0.09 0.15 0.20 0.25
1 1/4 0.13 0.20 0.30 0.35
1 1/2 0.16 0.25 0.38 0.46
2 0.25 0.40 0.55 0.75
2 1/2 0.35 0.50 0.80 1.00
3 0.50 0.60 1.10 1.50
4 0.70 1.00 1.80 2.50
5 1.00 1.25 2.50 3.50
6 1.60 1.95 3.70 5.50
8 2.50 3.10 5.90 10.0
10 4.00 4.90 10.5 14.0
12 6.60 7.10 15.0 20.0
14 6.40 7.80 15.5 20.5
16 7.90 9.00 18.0 24.0
18 9.30 10.5 21.0 28.0
20 12.0 13.5 23.5 31.0
24 16.5 19.0 28.5 38.0
Approximate weights in kg, density 8 kg/dm3


Stub Ends Length

Facing: 125-250 RMS (smooth finish)

welded version = w 
= s seamless execution


Nominal Schedule D t G F R. Max. kg / St.  
1/2 “ 10s 21.3 2.11 34.9 50.8 3.18 0.07 s
  40s   2.77       0.09 s
3/4 “ 10s 26.7 2.11 42.9 50.8 3.18 0.10 s
  40s   2.87       0.12 s
1 “ 10s 33.4 2.77 50.8 50.8 3.18 0.16 s / w
  40s   3.38       0.17 s
1 1/4 “ 10s 42.2 2.77 63.5 50.8 4.76 0.22 s
  40s   3.56       0.25 s
1 1/2 “ 10s 48.3 2.77 73.0 50.8 6.35 0.25 s / w
  40s   3.68       0.31 s
2 “ 10s 60.3 2.77 92.1 63.5 7.94 0.43 s / w
  40s   3.91       0.61 s
2 1/2 “ 10s 73.0 3.05 104.8 63.5 7.94 0.57 s / w
  40s   5.16       0.80 s
3 “ 10s 88.9 3.05 127.0 63.5 9.53 0.73 s / w
  40s   5.49       1.13 s
4 “ 10s 114.3 3.05 157.2 76.2 11.11 1.09 s / w
  40s   6.02       1.87 s
5 “ 10s 141.3 3.40 185.7 76.2 11.11 1.47 s / w
  40s   6.55       2.28 s
6 “ 10s 168.3 3.40 215.9 88.9 12.70 2.15 s / w
  40s   7.11       3.57 s / w
8 “ 10s 219.1 3.76 269.9 101.6 12.70 3.22 s / w
  40s   8.18       6.07 s / w
10 “ 10s 273.1 4.19 323.9 127.0 12.70 5.13 w
  40s   9.27       10.07 w
12 “ 10s 323.9 4.57 381.0 152.4 12.70 8.16 w
  40s   9.53       14.29 w
14 “ 10s 355.6 4.78 412.8 152.4 12.70 10.89 w
  40s   9.53       17.15 w
16 “ 10s 406.4 4.78 469.9 152.4 12.70 12.70 w
  40s   9.53       20.41 w
18 “ 10s 457.2 4.78 533.4 152.4 12.70 17.24 w
20 “ 10s 508.0 5.54 584.2 152.4 12.70 21.77 w
24 “ 10s 609.6 6.35 692.2 152.4 12.70 27.22 w


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