★ Focus on professional manufacturing of pipe fittings for more than 30 years
Product Parameters
| Nominal Size | End Outer Diameter | Center to End Face | ||
|---|---|---|---|---|
| DN | NPS | 0D1 ×0D 2 | C | M |
|
15 15×8 |
1/2 1/2×1/4 |
21.3 21.3×17.1 21.3×13.7 |
25 |
25 25 |
|
20 20×10 |
3/4 3/4×3/8 |
26.7 26.7×21.3 26.7×17.1 |
29 | 29 29 29 |
|
25 25×15 |
1 1×1/2 |
33.4 33.4×26.7 33.4×21.3 |
38 | 38 38 38 |
|
32 32×20 32×15 |
1 1/4 1 1/4 ×1 1 1/4 ×3/4 1 1/4 ×1/2 |
42.2 42.2×33.4 42.2×26.7 42.2×21.3 |
48 | 48 48 48 48 |
|
40 40×25 40×20 40×15 |
1 1/2 1 1/2 ×1 1/4 1 1/2 ×1 1 1/2 ×3/4 1 1/2 ×1/2 |
48.3 48.3×42.2 48.3×33.4 48.3×26.7 48.3×21.3 |
57 | 57 57 57 57 57 |
|
50 50×32 50×25 50×20 |
2 2×1 1/2 2×1 1/4 2×1 2×3/4 |
60.3 60.3×48.3 60.3×42.2 60.3×33.4 60.3×26.7 |
64 | 64 60 57 51 44 |
|
65 65×32 |
2 1/2 2 1/2 ×2 2 1/2 ×1 1/2 2 1/2 ×1 1/4 2 1/2 ×1 |
73.0 73.0×60.3 73.0×48.3 73.0×42.2 73.0×33.4 |
76 | 76 70 67 64 57 |
|
80 80×50 80×32 |
3 3×2 1/2 3×2 3×1 1/2 3×1 1/4 |
88.9 88.9×73.0 88.9×60.3 88.9×48.3 88.9×42.2 |
86 | 86 83 76 73 70 |
|
90 90×65 90×50 |
3 1/2 3 1/2 ×3 3 1/2 ×2 1/2 3 1/2 ×2 3 1/2 ×1 1/2 |
101.6 101.6×88.9 101.6×73.0 101.6×60.3 101.6×48.3 |
95 | 95 92 89 83 79 |
| 100 100×90 100×80 100×65 100×50 100×40 |
4 4×3 4×2 |
114.3 114.3×101.6 114.3×88.9 114.3×73.0 114.3×60.3 114.3×48.3 |
105 | 105 102 98 95 89 86 |
|
125 125×90 |
5 5×4 5×3 1/2 5×3 5×2 1/2 5×2 |
141.3 141.3×114.3 141.3×101.6 141.3×88.9 141.3×73.0 141.3×60.3 |
124 | 124 117 114 111 108 105 |
|
150 150×90 |
6 6×5 6×4 6×3 1/2 6×3 6×2 1/2 |
168.3 168.3×141.3 168.3×114.3 168.3×101.6 168.3×88.9 168.3×73.0 |
143 | 143 137 130 127 124 121 |
|
200 200×90 |
8 8×3 1/2 |
219.1 219.1×168.3 219.1×141.3 219.1×114.3 219.1×101.6 |
178 | 178 168 162 156 152 |
| 250 250×200 250×150 250×125 250×100 |
10 10×8 |
273.0 273.0×219.1 273.0×168.3 273.0×141.3 273.0×114.3 |
216 | 216 203 194 191 184 |
| 300 300×250 300×200 300×150 300×125 |
12 12×8 |
323.8 323.8×273.0 323.8×219.1 323.8×168.3 323.8×141.3 |
254 | 254 241 229 219 216 |
| 350 350×300 350×250 350×200 350×150 |
14 14×8 |
355.6 355.6×323.8 355.6×273.0 355.6×219.1 355.6×168.3 |
279 | 279 270 257 248 238 |
| 400 400×350 400×300 400×250 400×200 400×150 |
16 16×8 |
406.4 406.4×355.6 406.4×323.8 406.4×273.0 406.4×219.1 406.4×168.3 |
305 | 305 305 295 283 273 264 |
| 450 450×400 450×350 450×300 450×250 450×200 |
18 18×14 18×12 18×10 18×8 |
457.0 457.0×406.4 457.0×355.6 457.0×323.8 457.0×273.0 457.0×219.1 |
343 | 343 330 330 321 308 298 |
| 500 500×450 500×400 500×350 500×300 500×250 500×200 |
20 20×16 20×14 20×12 20×10 20×8 |
508.0 508.0×457.0 508.0×406.4 508.0×355.6 508.0×323.8 508.0×273.0 508.0×219.1 |
381 | 381 368 356 356 346 333 324 |
| 550 550×500 550×450 550×400 550×350 550×300 550×250 |
22 22×18 22×16 22×14 22×12 22×10 |
559.0 559.0×508.0 559.0×457.0 559.0×406.4 559.0×355.6 559.0×323.8 559.0273.0 |
419 | 419 406 394 381 381 371 359 |
| 600 600×550 600×500 600×450 600×400 600×350 600×300 600×250 |
24 24×20 24×18 24×16 24×14 24×12 24×10 |
610.0 610.0×406.4 |
432 | 432 432 432 419 406 406 397 384 |
| 650 650×600 650×550 650×500 650×450 650×400 650×350 650×300 |
26 26×22 26×20 26×18 26×16 26×14 26×12 |
660.0 660.0×610.0 660.0×559.0 660.0×508.0 660.0×457.0 660.0×406.4 660.0×355.6 660.0×323.8 |
495 | 495 483 470 457 444 432 432 422 |
| 700 700×650 700×600 700×550 700×500 700×450 700×400 700×350 700×300 |
28 28×24 28×22 28×20 28×18 28×16 28×14 28×12 |
711.0 711.0×660.0 711.0×610.0 711.0×559.0 711.0×508.0 711.0×457.0 711.0×406.4 711.0×355.6 711.0×323.8 |
521 | 521 521 508 495 483 470 457 457 448 |
| 750 750×700 750×650 750×600 750×550 750×500 750×450 750×400 750×350 750×300 750×250 |
30 30×26 30×24 30×22 30×20 30×18 30×16 30×14 30×12 30×10 |
762.0 762.0×711.0 762.0×660.0 762.0×610.0 762.0×559.0 762.0×508.0 762.0×457.0 762.0×406.4 762.0×355.6 762.0×323.8 762.0×273.0 |
559 | 559 546 546 533 521 508 495 483 483 473 460 |
| 800 800×750 800×700 800×650 800×600 800×550 800×500 800×450 800×400 800×350 |
32 32×30 32×28 32×26 32×24 32×22 32×20 32×18 32×16 32×14 |
813.0 813.0×762.0 813.0×711.0 813.0×660.0 813.0×1610.0 813.0559.0 813.0×508.0 813.0×457.0 813.0×406.4 813.0×355.6 |
597 | 597 584 572 572 559 546 533 521 508 508 |
| 850 850×800 850×750 850×700 850×650 850×600 850×550 850×500 850×450 850×400 |
34 34×32 34×30 34×28 34×26 34×24 34×22 34×20 34×18 34×16 |
864.0 864.0×813.0 864.0×762.0 864.0×711.0 864.0×660.0 864.0×610.0 864.0×559.0 864.0×508.0 864.0×457.0 864.0×406.4 |
635 | 635 622 610 597 597 584 572 559 546 533 |
| 900 900×850 900×800 900×750 900×700 900×650 900×600 900×550 900×500 900×450 900×400 |
36 36×34 36×32 36×30 36×28 36×26 36×24 36×22 36×20 36×18 36×16 |
914.0 914.0×864.0 914.0×813.0 914.0×762.0 914.0×711.0 914.0×660.0 914.0×610.0 914.0×559.0 914.0×508.0 914.0×457.0 914.0×406.4 |
673 | 673 660 648 635 622 622 610 597 584 572 559 |
| 950 950×900 950×850 950×800 950×750 950×700 950×650 950×600 950×550 950×500 950×450 |
38 38×36 38×34 38×32 38×30 38×28 38×26 38×24 38×22 38×20 38×18 |
965.0 965.0×914.0 965.0×864.0 965.0×813.0 965.0×762.0 965.0×711.0 965.0×660.0 965.0×610.0 965.0×559.0 965.0×508.0 965.0×457.0 |
711 | 711 711 698 686 673 648 648 635 622 610 597 |
| 1000 1000×950 1000×900 1000×850 1000×800 1000×750 1000×700 1000×650 1000×600 1000×550 1000×500 1000×450 |
40 40×38 40×36 40×34 40×32 40×30 40×28 40×26 40×24 40×22 40×20 40×18 |
1016.0 1016.0×965.0 1016.0×914.0 1016.0×864.0 1016.0×813.0 1016.0×762.0 1016.0×711.0 1016.0×660.0 1016.0×610.0 1016.0×559.0 1016.0×508.0 1016.0×457.0 |
749 | 749 749 737 724 711 698 673 673 660 648 635 622 |
|
1050 1050×950 1050×900 1050×850 1050×750 1050×700 1050×650 1050×600 1050×550 1050×500 |
42 42×40 42×38 42×36 42×34 42×32 42×30 42×28 42×26 42×24 42×22 42×20 42×18 42×16 |
1067.0 1067.0×965.0 1067.0×1660.0 |
762 | 711 711 711 711 711 711 711 698 698 660 660 660 648 635 |
|
1100 1100×950 1100×600 |
44 44×22 44×20 |
1118.0 1118.0×965.0 |
813 | 762 762 749 737 724 724 711 711 698 698 698 686 686 |
|
1150 1150×950 |
46 46×44 46×42 46×40 46×38 46×36 46×34 46×32 46×30 46×28 46×26 46×24 46×22 |
1168.0 1168.0×965.0 |
851 | 800 800 787 775 762 762 749 749 737 737 737 724 724 |
|
1200 1200×1100 1200×1050 1200×950 1200×700 1200×650 |
48 48×46 48×44 48×42 48×40 48×38 48×36 48×34 48×32 48×30 48×28 48×26 48×24 48×22 |
1219.0 1219.0×1016.0 1219.0×965.0 |
889 | 838 838 838 813 813 813 787 787 787 762 762 762 737 737 |
| 1300 1300×1200 1300×1100 13001000 |
52 52×48 52×44 52×40 |
1321.0 1321.0×1219.0 1321.0×1118.0 1321.0×1016.0 |
965 | 914 864 813 762 |
| 1400 1400×1300 1400×1200 1400×1100 |
56 56×52 56×48 56×44 |
1422.0 1422.0×1321.0 1422.0×1219.0 1422.0×1118.0 |
1041 | 965 914 864 813 |
| 1500 1500×1400 1500×1300 1500×1200 |
60 60×56 60×52 60×48 |
1524.0 1524.0×1422.0 1524.0×1321.0 1524.0×1219.0 |
1118 | 1016 965 914 864 |
| 1600 1600×1500 1600×1400 1600×1300 1600×1200 |
64 64×60 64×56 64×52 64×48 |
1626.0 1626.0×1524.0 1626.0×1422.0 1626.0×1321.0 1626.0×1219.0 |
1194 | 1092 1067 1016 965 914 |
| 1700 1700×1600 1700×1500 1700×1400 1700×1300 1700×1200 |
68 68×64 68×60 68×56 68×52 68×48 |
1727.0 1727.0×11626.0 1727.0×1524.0 1727.0×1422.0 1727.0×1321.0 1727.0×1219.0 |
1270 | 1168 1143 1118 1067 1016 965 |
| 1800 1800×1700 1800×1600 1800×1500 1800×1400 1800×1300 1800×1200 |
72 72×68 72×64 72×60 72×56 72×52 72×48 |
1829.0 1829.0×1727.0 1829.0×1626.0 1829.0×1524.0 1829.0×1422.0 1829.0×1321.0 1829.0×1219.0 |
1320 | 1245 1219 1194 1168 1118 1067 1016 |
| 1900 1900×1800 1900×1700 1900×1600 1900×1500 1900×1400 1900×1300 1900×1200 |
76 76×72 76×68 76×64 76×60 76×56 76×52 76×48 |
1930.0 1930.0×1829.0 1930.0×1727.0 1930.0×1626.0 1930.0×1524.0 1930.0×1422.0 1930.0×1321.0 1930.0×1219.0 |
1422 | 1320 1295 1270 1245 1219 1168 1118 1067 |
| 2000 2000×1900 2000×1800 2000×1700 2000×1600 2000×1500 2000×1400 2000×1300 2000×1200 |
80 80×76 80×72 80×68 80×64 80×60 80×56 80×52 80×48 |
2032.0 2032.0×1930.0 2032.0×1829.0 2032.0×1727.0 2032.0×1626.0 2032.0×1524.0 2032.0×1422.0 2032.0×1321.0 2032.0×1219.0 |
1499 | 1397 1372 1346 1321 1295 1270 1219 1168 1118 |
Note:
1) In addition to the above standards, manufacturing can also follow standards such as GB/T10752, SH 3408, SH 3409, HG/T21635, HG/T 21631, SY/T 0510, DL/T 695, EN 10253, etc.
2) For equal diameter tees and crosses >DN650 (NPS 26), and reducing tees and crosses ≥DN 350 (NPS14), outlet size M is recommended but not mandatory.
3) Larger size tees and crosses shall be manufactured according to dimensions agreed upon by the purchaser and manufacturer, or supplied according to the manufacturer's dimensions.
Process Flow
Production process flow and quality control chart for butt-welded welded and seamless pipe fittings.
Production process flow and quality control chart for forged pipe fittings and flanges.
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Sitong
Professional production of various butt-welded, socket-welded, threaded series of elbows, bends, tees, reducers, flanges, lap joints, pipe caps, etc., made of austenitic stainless steel, alloy steel, carbon steel, composite materials, duplex stainless steel, titanium alloy, aluminum alloy, nickel-based alloy, copper alloy, and other materials.
Our company can manufacture according to GB, SH, HG, DL, ASME, DIN, JIS, BS and other standards, or according to drawings and requirements provided by users.
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