Wenzhou Kaixin Kaixin Metal Co., Ltd
A stainless steel butt weld end cap is a type of welding fitting used to cover the end of a pipe or tube. It is made from high-quality stainless steel alloy and welded to the end of the pipe for a secure and leak-proof connection. Stainless steel butt weld end caps are commonly used in piping systems where the ends of pipes need to be sealed off to prevent fluids or gases from escaping. They come in various sizes and thicknesses, and can be customized to fit specific pipe requirements. They are widely used in different industries, including oil and gas, chimic, mâncare și băutură, farmaceutic, and pulp and paper.
Buttweld Equal Cross Pipe Fitting Specifications
| Dimensiuni | 1/2″ (15 NB) la 48 ″ (1200NB), Outside diameter : 1/2″ à 24″ (21,34 – 609,5 mm) |
| Standarde | 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’ |
| Dimensions | ASME/ANSI B16.9, MSS-SP-43 tip A., MSS-SP-43 tip B., JIS B2312, JIS B2313, ASME B16.28 |
| Grosime | Programul 5s, 10S, 20S, S10, S20, S30, Std, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, Xxs și etc.. |
| End Caping Radius | R=10D
|
| Din | Capacele de capăt, Pipe Caps, Pipe End Caps, Steel Pipe End Caps. |
| Grade&Materials | ASTM A403 WP316/316L, ASTM A403 WP304/304L, ASTM A182 F316L, 304L, DIN 1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404, 304H, 309, 310, 316, 316L, 317L, 321, 347, 904L,ASTM A234, ASME SA234 WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70. ASME SA234 WP1 / WP5 / WP9 / WP11 / WP22 / WP91, ASTM A815, ASME SA815 UNS No S31803, S32205,S32750, S32950, ASTM B336, ASME SB336, Nichel 200 (Noi nu. NO2200), Nichel 201 (Noi nu. N02201), Monel 400 (Noi nu. N04400), Monel 500 (Noi nu. N05500), Inconel 800 (Noi nu. N08800), Inconel 825 (Noi nu. N08825), Inconel 600 (Noi nu. N06600), Inconel 625 (Noi nu. N06625), Inconel 601 (Noi nu. N06601), Hastelloy c 276 (Noi nu. N10276), Aliaj 20 (Noi nu. N08020), Titan (Gradul I. & Ii), CUPRO-NICKEL 70/30, Cuni10fe1mn, CUNI30MN1FE. |
| Tip | Sudură cu fund (BW) / Fără sudură / Sudat / ACRU / Fabricat |
| Acoperire / Tratament de suprafață | Vopsea anti-Rust, Vopsea neagră în ulei, Galben transparent, Placat cu zinc, Diminit rece și fierbinte galvanizat |
Buttweld End Cap Manufacturing Standards
| ASME Standard | ASME/ANSI B16.9, ASME/ANSI B16.28, MSS-SP-43 |
| DIN Standard | Din28011, DIN2617, Din2616, Din2615, Din2605 |
| Un standard | EN10253-2, EN10253-1 |
| ASME B16.25 | Buttwelding Ends |
| ASME B16.9 | Factory-Made Wrought Fittings Buttwelding |
| ASME B16.28 | Wrought Steel End Cap and Buttwelding Returns |
| ASTM A403 – ASME SA403 | Standard Specification for Wrought Austenitic SS Piping Fitting |
| MSS SP-43 | Wrought & Fabricated Butt-Welding Fitting for Low Pressure, Corrosion Resistant Applications |
DIMENSIONS OF END CAPS
Stainless Steel Buttweld End Cap Dimention Drawing
| NPS | O.D. D. |
LENGTH H |
LENGTH H1 |
| 1/2 | 21.3 | 25 | 25 |
| 3/4 | 26.7 | 25 | 25 |
| 1 | 33.4 | 38 | 38 |
| 1.1/4 | 42.2 | 38 | 38 |
| 1.1/2 | 48.3 | 38 | 38 |
| 2 | 60.3 | 38 | 44 |
| 2.1/2 | 73 | 38 | 51 |
| 3 | 88.9 | 51 | 64 |
| 3.1/2 | 101.6 | 64 | 76 |
| 4 | 114.3 | 64 | 76 |
| 5 | 141.3 | 76 | 89 |
| 6 | 168.3 | 89 | 102 |
| 8 | 219.1 | 102 | 127 |
| 10 | 273 | 127 | 152 |
| 12 | 323.8 | 152 | 178 |
| 14 | 355.6 | 165 | 191 |
| 16 | 406.4 | 178 | 203 |
| 18 | 457 | 203 | 229 |
| 20 | 508 | 229 | 254 |
| 22 | 559 | 254 | 254 |
| 24 | 610 | 267 | 305 |
| 26 | 660 | 267 | … |
| 28 | 711 | 267 | … |
| 30 | 762 | 267 | … |
| 32 | 813 | 267 | … |
| 34 | 864 | 237 | … |
| 36 | 914 | 267 | … |
| 38 | 965 | 305 | … |
| 40 | 1016 | 305 | … |
| 42 | 1067 | 305 | … |
| 44 | 1118 | 343 | … |
| 46 | 1168 | 343 | … |
| 48 | 1219 | 343 | … |
Stainless Steel Buttweld End Cap Dimention Drawing2
| CAPS – ANSI B 16.9 dimension | |||
| inches | mm | Height | |
| D. | E | ||
| 1/2 | 15 | 21,34 | 25,40 |
| 3/4 | 20 | 26,67 | 31,75 |
| 25 | 33,40 | 38,10 | |
| 1 1/4 | 32 | 42,16 | 38,10 |
| 1 1/2 | 40 | 48,26 | 38,10 |
| 2 | 50 | 60,32 | 38,10 |
| 2 1/2 | 65 | 73,02 | 38,10 |
| 3 | 80 | 88,90 | 50,80 |
| 3 1/2 | 90 | 101,60 | 63,50 |
| 4 | 100 | 114,30 | 63,50 |
| 5 | 125 | 141,30 | 76,20 |
| 6 | 150 | 168,27 | 88,90 |
| 8 | 200 | 219,07 | 101,60 |
| 10 | 250 | 273,05 | 127,00 |
| 12 | 300 | 323,85 | 152,40 |
| 14 | 350 | 355,60 | 165,10 |
| 16 | 400 | 406,40 | 177,80 |
| 18 | 450 | 457,20 | 203,20 |
| 20 | 500 | 508,00 | 228,60 |
| 22 | 550 | 558,80 | 254,00 |
| 24 | 600 | 609,60 | 266,70 |
| 28 | 700 | 711,20 | 266,70 |
| Dimension in mm | |||
DIMENSIONAL TOLERANCES – CAPS
| DIMENSIONAL TOLERANCES – CAPS | ||||
| For all fittings | Caps | |||
| Nominal Pipe Size (NPS) | Outside Ø at Bevel | Inside Ø at End | Wall Thickness t / t1 |
Overall Length E |
| 1/2 A 2 1/2 | 1 | 0,8 | Nu | 4 |
| 3 A 3 1/2 | 1 | 1,6 | Mai puțin | 4 |
| 4 | +2 -1 | 1,6 | decât | 4 |
| 5 A 6 | +3 -1 | 1,6 | 87,50% | 7 |
| 8 | 2 | 1,6 | de nominal | 7 |
| 10 | +4 -3 | 3,2 | Tickness | 7 |
| 12 A 18 | +4-3 | 3,2 | 7 | |
| 20 A 24 | +6-5 | 4,8 | 7 | |
| 26 A 30 | +7 -5 | 4,8 | 10 | |
| 32 A 48 | +7 -5 | 4,8 | 10 | |
Weight of SS Buttweld End Caps
| NPS | Std | XS | SCH 160 | XXS |
| 1 | 0.09 | 0.14 | 0.18 | 0.23 |
| 1.1/4 | 0.14 | 0.18 | 0.23 | 0.34 |
| 1.1/2 | 0.18 | 0.23 | 0.27 | 0.41 |
| 2 | 0.27 | 0.34 | 0.57 | 0.68 |
| 2.1/2 | 0.41 | 0.45 | 0.79 | 1.13 |
| 3 | 0.68 | 0.79 | 1.32 | 1.81 |
| 3.1/2 | 0.91 | 1.13 | – | 2.72 |
| 4 | 1.13 | 1.36 | 2.68 | 3.4 |
| 5 | 2.04 | 2.49 | 4.54 | 5.44 |
| 6 | 2.95 | 4.08 | 6.8 | 8.16 |
| 8 | 5.44 | 7.26 | 14.06 | 13.61 |
| 10 | 9.07 | 11.34 | 25.85 | – |
| 12 | 13.61 | 16.33 | 43.09 | – |
| 14 | 16.33 | 20.41 | – | – |
| 16 | 18.14 | 24.49 | – | – |
| 18 | 24.49 | 32.66 | – | – |
| 20 | 34.02 | 39.01 | – | – |
| 22 | 42.64 | 56.7 | – | – |
| 24 | 43.54 | 58.97 | – | – |
| 26 | 53.98 | 72.12 | – | – |
| 30 | 78.02 | 103.87 | – | – |
| NPS | Std | XS | SCH 160 | XXS |
ASME B16.9 SS End Cap Angularity Tolerance
| Nd | Unghiul maxim | Max Off Avion |
| Î | P | |
| 1/2 A 4 | 1 | 2 |
| 5 A 8 | 2 | 4 |
| 10 A 12 | 3 | 5 |
| 14 A 16 | 3 | 7 |
| 18 A 24 | 4 | 10 |
| 26 A 30 | 5 | 10 |
| 32 A 42 | 5 | 13 |
| 44 A 48 | 5 | 20 |
BUTTWELD END CAP – MATERIALS & Grade
| Capac de capăt din oțel inoxidabil | ASTM A403 WP316/316L, ASTM A403 Acest lucru / O 774 WP-S, WP-W, WP-WX 304/304L, ASTM A182 F316L, 304L, DIN 1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404 |
| Duplex & Super Duplex Steel Buttweld End Cap | ASTM a 815, Asme asta 815 Noi nu S31803, S32205. SUA S32750, S32950. Materialul nr. 1.4462 |
| Carbon Steel Buttweld End Cap | ASTM A234, ASME SA234 WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70. |
| Low Temperature Carbon Steel Buttweld End Cap | ASTM A420 WPL3, A420 WPL6 |
| Alloy Steel Buttweld End Cap | ASTM / Asme's/That 234 Gr. WP 1, WP 5, WP 9, WP 11, WP 12, WP 22, WP 91 |
| Nickel Alloy Buttweld End Cap | ASTM B336, ASME SB336, Nichel 200 (Noi nu. NO2200), Nichel 201 (Noi nu. N02201), Monel 400 (Noi nu. N04400), Monel 500 (Noi nu. N05500), Inconel 800 (Noi nu. N08800), Inconel 825 (Noi nu. N08825), Inconel 600 (Noi nu. N06600), Inconel 625 (Noi nu. N06625), Inconel 601 (Noi nu. N06601), Hastelloy c 276 (Noi nu. N10276), Aliaj 20 (Noi nu. N08020), Titan (Gradul I. & Ii), CUPRO-NICKEL 70/30, Cuni10fe1mn, CUNI30MN1FE. |
Different End Cap Shapes
ASME B16.9 Pipe End Cap Are Available In Various Shapes
- End Cap Square
- End Cap Round
- End Cap Rectangular
- “U” Shape End Cap
- “I” Shape End Cap
- Hex End Cap
- Hemispherical End Cap
- Oval End Cap
Advantages of Buttweld End Cap
- Offer permanent leakproof
- Adds strength and power to the pipng structure
- Reduce pressure losses
- Deliver a framework that uses atleast space
Types of End Cap
| Butt weld End Caps | Seamless Buttweld Caps |
| ASME B16.28 Buttweld Pipe End Caps | MSS-SP-43 Buttweld Pipe Caps |
| JIS B2313 Buttweld Pipe End Cap | JIS B2312 Buttweld Pipe Cap |
| End Cap Pipe Fittings | Welded Butt weld End Cap |
| Forged End Cap Pipe Fittings | Threaded End Cap |
| ANSI B16.9 End Cap | Fabricated Pipe End Cap |
Buttweld End Cap Application
ASME B16.9 End Cap are known to deliver exceptional performance and are generally developed for meeting the demands. We offer a broad range of Buttweld Cap through a worldwide network of stock-keeping branches. These End Pipe Cap is use in various industries like :
- Stainless Steel Buttweld End Cap uses in Oil and Gas Pipeline
- Butt weld End Caps uses in Chemical Industry
- Alloy Steel End Caps uses in Plumbing
- Buttweld Eccentric Pipe Cap uses in Heating
- Buttweld End Cap Fittings uses in Water Supply Systems
- ANSI B16.9 Buttweld End Caps uses in Power Plant
- Buttweld End Cap Fitting uses in Paper & Pulp Industry
- End Cap uses in General Purpose Applications
- Buttweld End Cap uses in Fabrication Industry
- End Cap uses in Food Processing Industry
- Buttweld End Caps uses in Structural Pipe
