Product introduction
Boiler Tube
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
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
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 |
Technical data
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 |
Customer group photo
Production process
Qualification certificate