Pipe Type: Boiler Seamless Tube, Seamless Boiler Tube, Boiler Pipe
Application: For High-pressure Fluids Transmission (boiler, heat exchanger, condenser)
Specification: OD: 0.84'' ~ 28'' (21.3 ~ 711mm)
WT: 0.091'' ~ 1.575'' (2.3 ~ 40mm)
LENGTH: Fixed Length (5.8/6/11.8/12 mtr), SRL, DRL
Standard: ASTM A179, ASTM A192, ASTM A210, EN 10216-1, EN 10216-2, JIS 3461, DIN 17175
Ends: Square Ends/Plain Ends (straight cut, saw cut, torch cut), Beveled/Threaded Ends
Surface: Bare, Lightly Oiled, Black/Red/Yellow Painting, Zinc/Anti-corrosive Coating
Packing: Bundled/In Bulk, Plastic Caps Plugged, Waterproof Paper Wrapped
For delivery time and price please mail us
Specification of Boiler Tube
| SPECIFICATION OF BOILER TUBES | |||||||
| OD*WT | OD*WT | OD*WT | OD*WT | OD*WT | OD*WT | OD*WT | OD*WT |
| 14*3 | 38*5,5 | 89*5 | 133*18 | 34*5 | 76*6 | 133*7 | 219*7 |
| 14*3,5 | 42*3 | 89*5,5 | 159*6 | 34*6,5 | 76*7 | 133*8 | 219*8 |
| 14*4 | 42*3,5 | 89*6 | 159*6,5 | 38*3 | 76*8 | 133*10 | 219*9 |
| 16*3 | 42*4 | 89*7 | 159*7 | 38*3,5 | 76*9 | 133*12 | 219*10 |
| 18*2 | 42*5 | 89*7,5 | 159*8 | 38*4 | 76*10 | 133*13 | 219*12 |
| 18*3 | 42*6 | 89*8 | 159*9,5 | 38*4,5 | 89*4 | 133*14 | 219*13 |
| 18*4 | 42*8 | 89*9 | 159*10 | 38*5 | 89*4,5 | 133*16 | 219*14 |
| 18*5 | 45*3 | 89*10 | 159*12 | 219*16 | 273*36 | 356*28 | 426*12 |
| 19*2 | 45*4 | 89*11 | 159*14 | 219*18 | 273*40 | 356*36 | 426*13 |
| 21*4 | 45*5 | 89*12 | 159*16 | 219*20 | 273*42 | 377*9 | 426*14 |
| 22*2,5 | 45*6 | 108*4,5 | 159*18 | 219*22 | 273*45 | 377*10 | 426*17 |
| 22*3 | 45*7 | 108*5 | 159*20 | 219*24 | 298,5*36 | 377*12 | 426*20 |
| 22*4 | 48*4 | 108*6 | 159*28 | 219*25 | 325*8 | 377*14 | 426*22 |
| 22*5 | 48*4,5 | 108*7 | 168*6 | 219*26 | 325*9 | 377*15 | 426*30 |
| 25*2,5 | 48*5 | 108*8 | 168*7 | 219*28 | 325*10 | 377*16 | 426*36 |
| 25*3 | 48*6 | 108*9 | 168*8 | 219*30 | 325*11 | 377*18 | 426*40 |
| 25*4 | 48*7 | 108*10 | 168*9,5 | 219*32 | 325*12 | 377*20 | 426*50 |
| 25*5 | 48,3*12,5 | 108*12 | 168*10 | 219*35 | 325*13 | 377*22 | 457*9,5 |
| 25*5,5 | 51*3 | 108*14 | 168*11 | 219*38 | 325*14 | 377*25 | 457*14 |
| 27*3,5 | 51*3,5 | 108*15 | 168*12 | 273*7 | 325*15 | 377*32 | 457*16 |
| 27*4 | 51*4 | 108*16 | 168*14 | 273*8 | 325*16 | 377*36 | 457*19 |
| 27*5 | 51*5 | 108*20 | 168*15 | 273*9 | 325*17 | 377*40 | 457*24 |
| 27*5,5 | 51*6 | 114*5 | 168*16 | 273*9,5 | 325*18 | 377*45 | 457*65 |
| 28*2,5 | 57*4 | 114*6 | 168*18 | 273*10 | 325*20 | 377*50 | 508*13 |
| 28*3 | 57*5 | 114*7 | 168*20 | 273*11 | 325*22 | 406*9,5 | 508*16 |
| 28*3,5 | 57*5,5 | 114*8 | 168*22 | 273*12 | 325*23 | 406*11 | 508*20 |
| 28*4 | 57*6 | 114*8,5 | 168*25 | 273*13 | 325*25 | 406*13 | 508*22 |
| 30*2,5 | 60*4 | 114*9 | 168*28 | 273*15 | 325*28 | 406*17 | 558,8*14 |
| 32*2,5 | 60*4 | 114*10 | 180*10 | 273*16 | 325*30 | 406*22 | 530*13 |
| 32*3 | 60*5 | 114*11 | 194*10 | 273*18 | 325*32 | 406*32 | 530*20 |
| 32*3,5 | 60*6 | 114*12 | 194*12 | 273*20 | 325*36 | 406*36 | 570*12,5 |
| 32*4 | 60*7 | 114*13 | 194*14 | 273*22 | 325*40 | 406*40 | 610*13 |
| 32*4,5 | 60*8 | 114*14 | 194*16 | 273*25 | 325*45 | 406*55 | 610*18 |
| 32*5 | 60*9 | 114*16 | 194*18 | 273*28 | 356*9,5 | 406,4*50 | 610*78 |
| 34*3 | 60*10 | 114*18 | 194*20 | 273*30 | 356*12 | 406,4*55 | 624*14,2 |
| 34*4 | 76*4,5 | 133*5 | 194*26 | 273*32 | 356*15 | 406*60 | 824*16,5 |
| 34*4,5 | 76*5 | 133*6 | 219*6,5 | 273*35 | 356*19 | ||
Tolerance
| Standard | Out Diameter | Tolerance |
| GB3087 | ≤180 | ±1.0%(min: ±0.5mm) |
| GB5310 | ≤50 | ±0.5mm |
| >50 | ±1.0% |
| Standard | Wall Thickness(mm) | Tolerance |
| GB3087 | 3-20 | +15%,12.5% |
| >20 | ±12.5% | |
| GB5310 | <3.5 | +15%,-10% |
| 3.5-20 | +15%,-10% | |
| >20 | ±10% |
Chemical Composition & Mechanical Properties
| Standard | Grade | Chemical composition(%) | Mechanical properties | ||||||
| C | Si | Mn | P | S | Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation(%) | ||
| DIN17175 | St35.8 | ≤0.17 | 0.10-0.35 | 0.40-0.80 | ≤0.030 | ≤0.030 | 360-480 | ≥235 | ≥25 |
| St45.8 | ≤0.21 | 0.10-0.35 | 0.40-1.20 | ≤0.030 | ≤0.030 | 410-530 | ≥255 | ≥21 | |
Product Advantages of Boiler Tube
We can produce all sizes of boiler tubes, according to European, Chinese, American, Japanese standard. With fast delivery time, supportive payment term.
All tubes production processes are controlled strictly, with high level of quality requirement, all tubes are inspection before delivery, and also accept third party inspection before delivery.
