standards:
GB3087 - China National Institute of Standards
GB5310 - China National Institute of Standards
ASME SA210 - American Boiler and Pressure Vessel Code
ASME SA213 - American Boiler and Pressure Vessel Code
DIN17175 - the industry standard the Federal Republic of Germany
use:
for low and medium pressure boiler (generally not more than the working pressure 5.88Mpa, operating temperature at 450 ℃ or less) of heating surface tubes; for high-pressure boiler (pressure 9.8Mpa or more generally, the working temperature of 450 ℃ ~ between 650 ℃) of heating surface tubes, economizer, superheater, reheater, petrochemical and other industrial control.
produce steel grades:
10,20,20 G, 20MnG, 25MnG, 15CrMoG, 12Cr2MoG, 12Cr1MoVG, 12Cr2MoWVTiB, 10Cr9Mo1VNb, SA210A1, SA210C, SA213 T11, SA213 T12, SA213 T22, SA213 T23, SA213 T91, SA213 T92, ST45.8 / Ⅲ , 15Mo3, 13CrMo44, 10CrMo910, etc.
Tolerance:
| steel types |
diameter (D) |
wall thickness (S) |
| tube cold-drawing |
pipe outside diameter (mm) |
allow deviation (mm) |
pipe wall thickness (mm) |
allow deviation (mm) |
| > 30 ~ 50 |
± 0.3 |
> 3 ~ 20 |
± 10% |
mechanical properties:
| standards |
Grade |
tensile strength (MPa) |
yield strength (MPa) |
elongation (%) |
hardness |
| GB3087 |
10 |
335 ~ 475 |
≥ 195 |
≥ 24 |
/ |
| 20 |
410 ~ 550 |
≥ 245 |
≥ 20 |
/ |
| GB5310 |
20G |
410 ~ 550 |
≥ 245 |
≥ 24 |
/ |
| 20MnG |
≥ 415 |
≥ 240 |
≥ 22 |
/ |
| 25MnG |
≥ 485 |
≥ 275 |
≥ 20 |
/ |
| 15CrMoG |
440 ~ 640 |
≥ 235 |
≥ 21 |
/ |
| 12Cr2MoG |
450 ~ 600 |
≥ 280 |
≥ 20 |
/ |
| 12Cr1MoVG |
470 ~ 640 |
≥ 255 |
≥ 21 |
/ |
| 12Cr2MoWVTiB |
540 ~ 735 |
≥ 345 |
≥ 18 |
/ |
| 10Cr9Mo1VNb |
≥ 585 |
≥ 415 |
≥ 20 |
/ |
| ASME SA210 |
SA210A-1 |
≥ 415 |
≥ 255 |
≥ 30 |
≤ 143HB |
| SA210C |
≥ 485 |
≥ 275 |
≥ 30 |
≤ 179HB |
| ASME SA213 |
SA213 T11 |
≥ 415 |
≥ 205 |
≥ 30 |
≤ 163HB |
| SA213 T12 |
≥ 415 |
≥ 220 |
≥ 30 |
≤ 163HB |
| SA213 T22 |
≥ 415 |
≥ 205 |
≥ 30 |
≤ 163HB |
| SA213 T23 |
≥ 510 |
≥ 400 |
≥ 20 |
≤ 220HB |
| SA213 T91 |
≥ 585 |
≥ 415 |
≥ 20 |
≤ 250HB |
| SA213 T92 |
≥ 620 |
≥ 440 |
≥ 20 |
≤ 250HB |
| DIN17175 |
ST45.8 / Ⅲ |
410 ~ 530 |
≥ 255 |
≥ 21 |
/ |
| 15Mo3 |
450 ~ 600 |
≥ 270 |
≥ 22 |
/ |
| 13CrMo44 |
440 ~ 590 |
≥ 290 |
≥ 22 |
/ |
| 10CrMo910 |
480 ~ 630 |
≥ 280 |
≥ 20 |
/ |
chemical composition:
| standard |
Grade |
chemical composition (%) |
| C |
Si |
Mn |
P |
S |
Cr |
Mo |
Cu |
Ni |
V |
Al |
W |
Ti |
Nb |
N |
| GB3087 |
10 |
0.07 ~ 0.13 |
0.17 ~ 0.37 |
0.38 ~ 0.65 |
≤ 0.030 |
≤ 0.030 |
0.3 ~ 0.65 |
/ |
≤ 0.25 |
≤ 0.30 |
/ |
/ |
|
|
|
|
| 20 |
0.17 ~ 0.23 |
0.17 ~ 0.37 |
0.38 ~ 0.65 |
≤ 0.030 |
≤ 0.030 |
0.3 ~ 0.65 |
/ |
≤ 0.25 |
≤ 0.30 |
/ |
/ |
|
|
|
|
| GB5310 |
20G |
0.17 ~ 0.24 |
0.17 ~ 0.37 |
0.35 ~ 0.65 |
≤ 0.030 |
≤ 0.030 |
≤ 0.25 |
≤ 0.15 |
≤ 0.20 |
≤ 0.25 |
≤ 0.08 |
|
|
|
|
|
| 20MnG |
0.17 ~ 0.24 |
0.17 ~ 0.37 |
0.70 ~ 1.00 |
≤ 0.030 |
≤ 0.030 |
≤ 0.25 |
≤ 0.15 |
≤ 0.20 |
≤ 0.25 |
≤ 0.08 |
|
|
|
|
|
| 25MnG |
0.18 ~ 0.24 |
0.17 ~ 0.37 |
0.80 ~ 1.10 |
≤ 0.030 |
≤ 0.030 |
≤ 0.25 |
≤ 0.15 |
≤ 0.20 |
≤ 0.25 |
≤ 0.08 |
|
|
|
|
|
| 15CrMo |
0.12 ~ 0.18 |
0.17 ~ 0.37 |
0.40 ~ 0.70 |
≤ 0.030 |
≤ 0.030 |
0.80 ~ 1.10 |
0.40 ~ 0.55 |
≤ 0.20 |
≤ 0.30 |
|
|
|
|
|
|
| 12Cr 2 sub> MoG |
0.08 ~ 0.15 |
≤ 0.50 |
0.40 ~ 0.70 |
≤ 0.030 |
≤ 0.030 |
2.00 ~ 2.50 |
0.90 ~ 1.20 |
≤ 0.20 |
≤ 0.30 |
|
|
|
|
|
|
| 12Cr 1 sub> MoV |
0.08 ~ 0.15 |
0.17 ~ 0.37 |
0.40 ~ 0.70 |
≤ 0.030 |
≤ 0.030 |
0.90 ~ 1.20 |
0.25 ~ 0.35 |
≤ 0.20 |
≤ 0.30 |
0.15 ~ 0.30 |
|
|
|
|
|
| 12Cr 2 sub> MoWVTiB |
0.08 ~ 0.15 |
0.45 ~ 0.75 |
0.45 ~ 0.65 |
≤ 0.030 |
≤ 0.030 |
1.60 ~ 2.10 |
0.50 ~ 0.65 |
≤ 0.20 |
≤ 0.30 |
0.28 ~ 0.42 |
|
0.30 ~ 0.55 |
0.08 ~ 0.15 |
B 0.002 ~ 0.008 |
|
| 10Cr 9 sub> Mo 1 sub> VNb |
0.08 ~ 0.12 |
0.20 ~ 0.50 |
0.30 ~ 0.60 |
≤ 0.020 |
≤ 0.010 |
8.00 ~ 9.50 |
0.85 ~ 1.05 |
≤ 0.20 |
≤ 0.40 |
0.18 ~ 0.25 |
≤ 0.015 |
|
|
0.06 ~ 0.10 |
0.03 ~ 0.07 |
| ASME SA210 |
SA210A-1 |
0.13 ~ 0.19 |
≥ 0.1 |
0.45 ~ 0.65 |
≤ 0.030 |
≤ 0.030 |
|
|
|
|
|
|
|
|
|
|
| SA210C |
0.18 ~ 0.24 |
≥ 0.1 |
0.80 ~ 1.10 |
≤ 0.030 |
≤ 0.030 |
|
|
|
|
|
|
|
|
|
|
| ASME SA213 |
SA213 T 11 sub> |
0.05 ~ 0.15 |
0.50 ~ 1.0 |
0.30 ~ 0.60 |
≤ 0.030 |
≤ 0.030 |
1.00 ~ 1.50 |
0.50 ~ 1.00 |
|
|
|
|
|
|
|
|
| SA213 T 12 sub> |
0.05 ~ 0.15 |
≤ 0.50 |
0.30 ~ 0.61 |
≤ 0.030 |
≤ 0.030 |
0.80 ~ 1.25 |
0.44 ~ 0.65 |
|
|
|
|
|
|
|
|
| SA213 T 22 sub> |
0.05 ~ 0.15 |
≤ 0.50 |
0.30 ~ 0.60 |
≤ 0.030 |
≤ 0.010 |
1.90 ~ 2.60 |
0.87 ~ 1.13 |
|
|
|
|
|
|
|
|
| SA213 T 23 sub> |
0.04 ~ 0.10 |
≤ 0.50 |
0.10 ~ 0.60 |
≤ 0.030 |
≤ 0.030 |
1.90 ~ 2.60 |
0.05 ~ 0.30 |
|
|
|
≤ 0.030 |
1.45 ~ 1.75 |
B 0.0005 ~ 0.006 |
0.02 ~ 0.08 |
≤ 0.040 |
| SA213 T 91 sub> |
0.08 ~ 0.12 |
0.20 ~ 0.50 |
0.30 ~ 0.60 |
≤ 0.020 |
≤ 0.010 |
8.00 ~ 9.50 |
0.85 ~ 1.05 |
|
≤ 0.40 |
0.18 ~ 0.25 |
≤ 0.015 |
|
|
0.06 ~ 0.10 |
0.03 ~ 0.07 |
| SA213 T 92 sub> |
0.07 ~ 0.13 |
≤ 0.50 |
0.30 ~ 0.60 |
≤ 0.020 |
≤ 0.010 |
8.50 ~ 9.50 |
0.30 ~ 0.60 |
|
≤ 0.40 |
0.15 ~ 0.25 |
≤ 0.015 |
1.50 ~ 2.00 |
B 0.001 ~ 0.006 |
0.04 ~ 0.09 |
0.03 ~ 0.07 |
| DIN 17175 |
ST45.8 / Ⅲ |
≤ 0.21 |
0.10 ~ 0.35 |
0.40 ~ 1.20 |
≤ 0.040 |
≤ 0.040 |
|
|
|
|
|
|
|
|
|
|
15Mo3 |
0.12~0.20 |
0.10~0.35 |
0.40~0.80 |
≤0.035 |
≤0.035 |
|
0.25~0.35 |
|
|
|
|
|
|
|
|
13CrMo44 |
0.10~0.18 |
0.10~0.35 |
0.40~0.70 |
≤0.035 |
≤0.035 |
0.70~1.10 |
0.45~0.65 |
|
|
|
|
|
|
|
|
10CrMo910 |
0.08~0.15 |
≤0.50 |
0.30~0.70 |
≤0.025 |
≤0.020 |
2.00~2.50 |
0.90~1.10 |
≤0.30 |
≤0.30 |
|
≤0.015 |
|
|
|
|
steel specifications:
| High Pressure Boiler Tube |
| specifications |
number (t) |
origin |
specifications |
number (t) |
origin |
specifications |
number (t) |
origin |
specifications |
number (t) |
origin |
| 14 * 3 |
7 |
Tianjin |
38 * 5.5 |
27 |
Tianjin |
89 * 5 |
12 |
Tianjin |
133 * 18 |
30 |
Tianjin |
| 14 * 3.5 |
20 |
Tianjin |
42 * 3 |
10 |
Tianjin |
89 * 5.5 |
10 |
Tianjin |
159 * 6 |
38 |
Chengdu |
| 14 * 4 |
16 |
Tianjin |
42 * 3.5 |
34 |
Tianjin |
89 * 6 |
35 |
Tianjin |
159 * 6.5 |
26 |
Chengdu |
| 16 * 3 |
7 |
Tianjin |
42 * 4 |
9 |
Tianjin |
89 * 7 |
20 |
Tianjin |
159 * 7 |
10 |
Chengdu |
| 18 * 2 |
15 |
Tianjin |
42 * 5 |
16 |
Tianjin |
89 * 7.5 |
35 |
Tianjin |
159 * 8 |
29 |
Chengdu |
| 18 * 3 |
16 |
Tianjin |
42 * 6 |
18 |
Tianjin |
89 * 8 |
27 |
Tianjin |
159 * 9.5 |
20 |
Chengdu |
| 18 * 4 |
9 |
Tianjin |
42 * 8 |
25 |
Tianjin |
89 * 9 |
43 |
Tianjin |
159 * 10 |
38 |
Chengdu |
| 18 * 5 |
38 |
Tianjin |
45 * 3 |
10 |
Tianjin |
89 * 10 |
19 |
Tianjin |
159 * 12 |
16 |
Chengdu |
| 19 * 2 |
20 |
Tianjin |
45 * 4 |
17 |
Tianjin |
89 * 11 |
20 |
Hengyang |
159 * 14 |
28 |
Chengdu |
| 21 * 4 |
6 |
Tianjin |
45 * 5 |
19 |
Tianjin |
89 * 12 |
38 |
Baosteel |
159 * 16 |
34 |
Chengdu |
| 22 * 2.5 |
8 |
Tianjin |
45 * 6 |
25 |
Tianjin |
108 * 4.5 |
13 |
Tianjin |
159 * 18 |
47 |
Chengdu |
| 22 * 3 |
19 |
Tianjin |
45 * 7 |
33 |
Tianjin |
108 * 5 |
25 |
Tianjin |
159 * 20 |
35 |
Chengdu |
| 22 * 4 |
25 |
Tianjin |
48 * 4 |
14 |
Tianjin |
108 * 6 |
34 |
Tianjin |
159 * 28 |
26 |
Chengdu |
| 22 * 5 |
20 |
Tianjin |
48 * 4.5 |
17 |
Tianjin |
108 * 7 |
9 |
Tianjin |
168 * 6 |
20 |
Chengdu |
| 25 * 2.5 |
9 |
Tianjin |
48 * 5 |
26 |
Tianjin |
108 * 8 |
28 |
Tianjin |
168 * 7 |
37 |
Chengdu |
| 25 * 3 |
13 |
Tianjin |
48 * 6 |
18 |
Tianjin |
108 * 9 |
7 |
Tianjin |
168 * 8 |
15 |
Chengdu |
| 25 * 4 |
14 |
Tianjin |
48 * 7 |
20 |
Tianjin |
108 * 10 |
40 |
Tianjin |
168 * 9.5 |
16 |
Chengdu |
| 25 * 5 |
19 |
Tianjin |
48.3 * 12.5 |
16 |
Tianjin |
108 * 12 |
39 |
Tianjin |
168 * 10 |
29 |
Chengdu |
| 25 * 5.5 |
27 |
Tianjin |
51 * 3 |
24 |
Tianjin |
108 * 14 |
18 |
Tianjin |
168 * 11 |
38 |
Chengdu |
| 27 * 3.5 |
15 |
Tianjin |
51 * 3.5 |
13 |
Tianjin |
108 * 15 |
54 |
Tianjin |
168 * 12 |
9 |
Chengdu |
| 27 * 4 |
24 |
Tianjin |
51 * 4 |
17 |
Tianjin |
108 * 16 |
20 |
Tianjin |
168 * 14 |
17 |
Chengdu |
| 27 * 5 |
10 |
Tianjin |
51 * 5 |
12 |
Tianjin |
108 * 20 |
25 |
Tianjin |
168 * 15 |
24 |
Chengdu |
| 27 * 5.5 |
27 |
Tianjin |
51 * 6 |
19 |
Tianjin |
114 * 5 |
36 |
Tianjin |
168 * 16 |
19 |
Chengdu |
| 28 * 2.5 |
10 |
Tianjin |
57 * 4 |
27 |
Tianjin |
114 * 6 |
7 |
Tianjin |
168 * 18 |
33 |
Chengdu |
| 28 * 3 |
20 |
Tianjin |
57 * 5 |
15 |
Tianjin |
114 * 7 |
20 |
Tianjin |
168 * 20 |
36 |
Chengdu |
| 28 * 3.5 |
19 |
Tianjin |
57 * 5.5 |
23 |
Tianjin |
114 * 8 |
5 |
Tianjin |
168 * 22 |
40 |
Chengdu |
| 28 * 4 |
18 |
Tianjin |
57 * 6 |
25 |
Tianjin |
114 * 8.5 |
18 |
Tianjin |
168 * 25 |
14 |
Chengdu |
| 30 * 2.5 |
23 |
Tianjin |
60 * 4 |
16 |
Tianjin |
114 * 9 |
27 |
Tianjin |
168 * 28 |
8 |
Chengdu |
| 32 * 2.5 |
25 |
Tianjin |
60 * 4 |
39 |
Baosteel |
114 * 10 |
28 |
Tianjin |
180 * 10 |
19 |
Chengdu |
| 32 * 3 |
15 |
Tianjin |
60 * 5 |
25 |
Tianjin |
114 * 11 |
34 |
Tianjin |
194 * 10 |
12 |
Chengdu |
| 32 * 3.5 |
20 |
Tianjin |
60 * 6 |
16 |
Tianjin |
114 * 12 |
12 |
Tianjin |
194 * 12 |
14 |
Chengdu |
| 32 * 4 |
16 |
Tianjin |
60 * 7 |
20 |
Tianjin |
114 * 13 |
24 |
Tianjin |
194 * 14 |
30 |
Chengdu |
| 32 * 4.5 |
17 |
Tianjin |
60 * 8 |
34 |
Tianjin |
114 * 14 |
19 |
Tianjin |
194 * 16 |
26 |
Chengdu |
| 32 * 5 |
28 |
Tianjin |
60 * 9 |
20 |
Tianjin |
114 * 16 |
20 |
Tianjin |
194 * 18 |
34 |
Chengdu |
| 34 * 3 |
27 |
Tianjin |
60 * 10 |
18 |
Tianjin |
114 * 18 |
9 |
Tianjin |
194 * 20 |
22 |
Chengdu |
| 34 * 4 |
33 |
Tianjin |
76 * 4.5 |
19 |
Tianjin |
133 * 5 |
8 |
Tianjin |
194 * 26 |
17 |
Chengdu |
| 34 * 4.5 |
20 |
Tianjin |
76 * 5 |
19 |
Tianjin |
133 * 6 |
45 |
Tianjin |
219 * 6.5 |
28 |
Chengdu |
| 34 * 5 |
25 |
Tianjin |
76 * 6 |
20 |
Tianjin |
133 * 7 |
12 |
Tianjin |
219 * 7 |
14 |
Chengdu |
| 34 * 6.5 |
16 |
Tianjin |
76 * 7 |
18 |
Tianjin |
133 * 8 |
23 |
Tianjin |
219 * 8 |
65 |
Chengdu |
| 38 * 3 |
7 |
Tianjin |
76 * 8 |
20 |
Tianjin |
133 * 10 |
26 |
Tianjin |
219 * 9 |
42 |
Chengdu |
| 38 * 3.5 |
9 |
Tianjin |
76 * 9 |
15 |
Tianjin |
133 * 12 |
9 |
Tianjin |
219 * 10 |
14 |
Chengdu |
| 38 * 4 |
15 |
Tianjin |
76 * 10 |
13 |
Tianjin |
133 * 13 |
10 |
Tianjin |
219 * 12 |
32 |
Chengdu |
| 38 * 4.5 |
24 |
Tianjin |
89 * 4 |
15 |
Tianjin |
133 * 14 |
17 |
Tianjin |
219 * 13 |
57 |
Chengdu |
| 38 * 5 |
25 |
Tianjin |
89 * 4.5 |
24 |
Tianjin |
133 * 16 |
25 |
Tianjin |
219 * 14 |
20 |
Chengdu |
| specifications |
number (t) |
origin |
specifications |
number (t) |
origin |
specifications |
number (t) |
origin |
Specifications |
number (t) |
origin |
| 219 * 16 |
18 |
all day |
273 * 36 |
28 |
Chengdu |
356 * 28 |
18 |
Chengdu |
426 * 12 |
34 |
Chengdu |
| 219 * 18 |
56 |
all day |
273 * 40 |
30 |
Chengdu |
356 * 36 |
19 |
Chengdu |
426 * 13 |
23 |
Chengdu |
| 219 * 20 |
45 |
all day |
273 * 42 |
12 |
Chengdu |
377 * 9 |
38 |
Chengdu |
426 * 14 |
7 |
Chengdu |
| 219 * 22 |
18 |
Chengdu |
273 * 45 |
9 |
Chengdu |
377 * 10 |
21 |
Chengdu |
426 * 17 |
44 |
Chengdu |
| 219 * 24 |
83 |
Chengdu |
298.5 * 36 |
14 |
import |
377 * 12 |
9 |
Chengdu |
426 * 20 |
27 |
Chengdu |
| 219 * 25 |
42 |
Chengdu |
325 * 8 |
13 |
Chengdu |
377 * 14 |
Chengdu |
426 * 22 |
63 |
Chengdu |
| 219 * 26 |
36 |
all day |
325 * 9 |
16 |
Chengdu |
377 * 15 |
21 |
Chengdu |
426 * 30 |
34 |
Chengdu |
| 219 * 28 |
27 |
Chengdu |
325 * 10 |
41 |
Chengdu |
377 * 16 |
75 |
Chengdu |
426 * 36 |
54 |
Chengdu |
| 219 * 30 |
78 |
Chengdu |
325 * 11 |
34 |
Chengdu |
377 * 18 |
13 |
Chengdu |
426 * 40 |
12 |
import |
| 219 * 32 |
34 |
Chengdu |
325 * 12 |
20 |
Chengdu |
377 * 20 |
64 |
Chengdu |
426 * 50 |
20 |
import |
| 219 * 35 |
45 |
Chengdu |
325 * 13 |
65 |
Chengdu |
377 * 22 |
53 |
Chengdu |
457 * 9.5 |
28 |
Chengdu |
| 219 * 38 |
14 |
Chengdu |
325 * 14 |
17 |
Chengdu |
377 * 25 |
14 |
Chengdu |
457 * 14 |
20 |
Chengdu |
| 273 * 7 |
23 |
Chengdu |
325 * 15 |
12 |
Chengdu |
377 * 32 |
50 |
Chengdu |
457 * 16 |
30 |
Chengdu |
| 273 * 8 |
16 |
Chengdu |
325 * 16 |
30 |
Chengdu |
377 * 36 |
29 |
Chengdu |
457 * 19 |
29 |
Chengdu |
| 273 * 9 |
8 |
Chengdu |
325 * 17 |
45 |
Chengdu |
377 * 40 |
41 |
Chengdu |
457 * 24 |
15 |
Chengdu |
| 273 * 9.5 |
19 |
Chengdu |
325 * 18 |
39 |
Chengdu |
377 * 45 |
16 |
Chengdu |
457 * 65 |
26 |
import |
| 273 * 10 |
47 |
all day |
325 * 20 |
17 |
Chengdu |
377 * 50 |
25 |
Chengdu |
508 * 13 |
14 |
Chengdu |
| 273 * 11 |
24 |
Chengdu |
325 * 22 |
25 |
Chengdu |
406 * 9.5 |
19 |
Chengdu |
508 * 16 |
15 |
Chengdu |
| 273 * 12 |
56 |
all day |
325 * 23 |
18 |
Chengdu |
406 * 11 |
18 |
Chengdu |
508 * 20 |
29 |
Chengdu |
| 273 * 13 |
34 |
Chengdu |
325 * 25 |
25 |
Chengdu |
406 * 13 |
21 |
Chengdu |
508 * 22 |
26 |
Chengdu |
| 273 * 15 |
43 |
all day |
325 * 28 |
26 |
Chengdu |
406 * 17 |
20 |
Chengdu |
558.8 * 14 |
20 |
Chengdu |
| 273 * 16 |
58 |
all day |
325 * 30 |
38 |
Chengdu |
406 * 22 |
27 |
Chengdu |
530 * 13 |
10 |
Chengdu |
| 273 * 18 |
15 |
Tianjin |
325 * 32 |
14 |
Chengdu |
406 * 32 |
46 |
Chengdu |
530 * 20 |
5 |
Chengdu |
| 273 * 20 |
66 |
Tianjin |
325 * 36 |
34 |
Chengdu |
406 * 36 |
57 |
Chengdu |
570 * 12.5 |
7 |
Chengdu |
| 273 * 22 |
40 |
Tianjin |
325 * 40 |
49 |
Chengdu |
406 * 40 |
54 |
Chengdu |
610 * 13 |
35 |
Chengdu |
| 273 * 25 |
37 |
Tianjin |
325 * 45 |
10 |
Chengdu |
406 * 55 |
54 |
Chengdu |
610 * 18 |
44 |
Chengdu |
| 273 * 28 |
28 |
Chengdu |
356 * 9.5 |
24 |
Chengdu |
406.4 * 50 |
38 |
import |
610 * 78 |
24 |
import |
| 273 * 30 |
42 |
Chengdu |
356 * 12 |
30 |
Chengdu |
406.4 * 55 |
21 |
import |
624 * 14.2 |
33 |
import |
| 273 * 32 |
34 |
Chengdu |
356 * 15 |
23 |
Chengdu |
406.4 * 60 |
9 |
import |
824 * 16.5 |
98 |
import |
| 273 * 35 |
19 |
Chengdu |
356 * 19 |
7 |
Chengdu |
426 * 10 |
20 |
Chengdu |
|
|
| low and medium pressure boiler pipe |
| specifications |
number (t) |
origin |
specifications |
number (t) |
origin |
specifications |
number (t) |
origin |
specifications |
number (t) |
origin |
| 14 * 3 |
7 |
Tianjin |
38 * 5.5 |
27 |
Tianjin |
89 * 5 |
12 |
Tianjin |
133 * 18 |
30 |
Tianjin |
| 14 * 3.5 |
20 |
Tianjin |
42 * 3 |
10 |
Tianjin |
89 * 5.5 |
10 |
Tianjin |
159 * 6 |
38 |
Chengdu |
| 14 * 4 |
16 |
Tianjin |
42 * 3.5 |
34 |
Tianjin |
89 * 6 |
35 |
Tianjin |
159 * 6.5 |
26 |
Chengdu |
| 16 * 3 |
7 |
Tianjin |
42 * 4 |
9 |
Tianjin |
89 * 7 |
20 |
Tianjin |
159 * 7 |
10 |
Chengdu |
| 18 * 2 |
15 |
Tianjin |
42 * 5 |
16 |
Tianjin |
89 * 7.5 |
35 |
Tianjin |
159 * 8 |
29 |
Chengdu |
| 18 * 3 |
16 |
Tianjin |
42 * 6 |
18 |
Tianjin |
89 * 8 |
27 |
Tianjin |
159 * 9.5 |
20 |
Chengdu |
| 18 * 4 |
9 |
Tianjin |
42 * 8 |
25 |
Tianjin |
89 * 9 |
43 |
Tianjin |
159 * 10 |
38 |
Chengdu |
| 18 * 5 |
38 |
Tianjin |
45 * 3 |
10 |
Tianjin |
89 * 10 |
19 |
Tianjin |
159 * 12 |
16 |
Chengdu |
| 19 * 2 |
20 |
Tianjin |
45 * 4 |
17 |
Tianjin |
89 * 11 |
20 |
Hengyang |
159 * 14 |
28 |
Chengdu |
| 21 * 4 |
6 |
Tianjin |
45 * 5 |
19 |
Tianjin |
89 * 12 |
38 |
Baosteel |
159 * 16 |
34 |
Chengdu |
| 22 * 2.5 |
8 |
Tianjin |
45 * 6 |
25 |
Tianjin |
108 * 4.5 |
13 |
Tianjin |
159 * 18 |
47 |
Chengdu |
| 22 * 3 |
19 |
Tianjin |
45 * 7 |
33 |
Tianjin |
108 * 5 |
25 |
Tianjin |
159 * 20 |
35 |
Chengdu |
| 22 * 4 |
25 |
Tianjin |
48 * 4 |
14 |
Tianjin |
108 * 6 |
34 |
Tianjin |
159 * 28 |
26 |
Chengdu |
| 22 * 5 |
20 |
Tianjin |
48 * 4.5 |
17 |
Tianjin |
108 * 7 |
9 |
Tianjin |
168 * 6 |
20 |
Chengdu |
| 25 * 2.5 |
9 |
Tianjin |
48 * 5 |
26 |
Tianjin |
108 * 8 |
28 |
Tianjin |
168 * 7 |
37 |
Chengdu |
| 25 * 3 |
13 |
Tianjin |
48 * 6 |
18 |
Tianjin |
108 * 9 |
7 |
Tianjin |
168 * 8 |
15 |
Chengdu |
| 25 * 4 |
14 |
Tianjin |
48 * 7 |
20 |
Tianjin |
108 * 10 |
40 |
Tianjin |
168 * 9.5 |
16 |
Chengdu |
| 25 * 5 |
19 |
Tianjin |
48.3 * 12.5 |
16 |
Tianjin |
108 * 12 |
39 |
Tianjin |
168 * 10 |
29 |
Chengdu |
| 25 * 5.5 |
27 |
Tianjin |
51 * 3 |
24 |
Tianjin |
108 * 14 |
18 |
Tianjin |
168 * 11 |
38 |
Chengdu |
| 27 * 3.5 |
15 |
Tianjin |
51 * 3.5 |
13 |
Tianjin |
108 * 15 |
54 |
Tianjin |
168 * 12 |
9 |
Chengdu |
| 27 * 4 |
24 |
Tianjin |
51 * 4 |
17 |
Tianjin |
108 * 16 |
20 |
Tianjin |
168 * 14 |
17 |
Chengdu |
| 27 * 5 |
10 |
Tianjin |
51 * 5 |
12 |
Tianjin |
108 * 20 |
25 |
Tianjin |
168 * 15 |
24 |
Chengdu |
| 27 * 5.5 |
27 |
Tianjin |
51 * 6 |
19 |
Tianjin |
114 * 5 |
36 |
Tianjin |
168 * 16 |
19 |
Chengdu |
| 28 * 2.5 |
10 |
Tianjin |
57 * 4 |
27 |
Tianjin |
114 * 6 |
7 |
Tianjin |
168 * 18 |
33 |
Chengdu |
| 28 * 3 |
20 |
Tianjin |
57 * 5 |
15 |
Tianjin |
114 * 7 |
20 |
Tianjin |
168 * 20 |
36 |
Chengdu |
| 28 * 3.5 |
19 |
Tianjin |
57 * 5.5 |
23 |
Tianjin |
114 * 8 |
5 |
Tianjin |
168 * 22 |
40 |
Chengdu |
| 28 * 4 |
18 |
Tianjin |
57 * 6 |
25 |
Tianjin |
114 * 8.5 |
18 |
Tianjin |
168 * 25 |
14 |
Chengdu |
| 30 * 2.5 |
23 |
Tianjin |
60 * 4 |
16 |
Tianjin |
114 * 9 |
27 |
Tianjin |
168 * 28 |
8 |
Chengdu |
| 32 * 2.5 |
25 |
Tianjin |
60 * 4 |
39 |
Baosteel |
114 * 10 |
28 |
Tianjin |
180 * 10 |
19 |
Chengdu |
| 32 * 3 |
15 |
Tianjin |
60 * 5 |
25 |
Tianjin |
114 * 11 |
34 |
Tianjin |
194 * 10 |
12 |
Chengdu |
| 32 * 3.5 |
20 |
Tianjin |
60 * 6 |
16 |
Tianjin |
114 * 12 |
12 |
Tianjin |
194 * 12 |
14 |
Chengdu |
| 32 * 4 |
16 |
Tianjin |
60 * 7 |
20 |
Tianjin |
114 * 13 |
24 |
Tianjin |
194 * 14 |
30 |
Chengdu |
| 32 * 4.5 |
17 |
Tianjin |
60 * 8 |
34 |
Tianjin |
114 * 14 |
19 |
Tianjin |
194 * 16 |
26 |
Chengdu |
| 32 * 5 |
28 |
Tianjin |
60 * 9 |
20 |
Tianjin |
114 * 16 |
20 |
Tianjin |
194 * 18 |
34 |
Chengdu |
| 34 * 3 |
27 |
Tianjin |
60 * 10 |
18 |
Tianjin |
114 * 18 |
9 |
Tianjin |
194 * 20 |
22 |
Chengdu |
| 34 * 4 |
33 |
Tianjin |
76 * 4.5 |
19 |
Tianjin |
133 * 5 |
8 |
Tianjin |
194 * 26 |
17 |
Chengdu |
| 34 * 4.5 |
20 |
Tianjin |
76 * 5 |
19 |
Tianjin |
133 * 6 |
45 |
Tianjin |
219 * 6.5 |
28 |
Chengdu |
| 34 * 5 |
25 |
Tianjin |
76 * 6 |
20 |
Tianjin |
133 * 7 |
12 |
Tianjin |
219 * 7 |
14 |
Chengdu |
| 34 * 6.5 |
16 |
Tianjin |
76 * 7 |
18 |
Tianjin |
133 * 8 |
23 |
Tianjin |
219 * 8 |
65 |
Chengdu |
| 38 * 3 |
7 |
Tianjin |
76 * 8 |
20 |
Tianjin |
133 * 10 |
26 |
Tianjin |
219 * 9 |
42 |
Chengdu |
| 38 * 3.5 |
9 |
Tianjin |
76 * 9 |
15 |
Tianjin |
133 * 12 |
9 |
Tianjin |
219 * 10 |
14 |
Chengdu |
| 38 * 4 |
15 |
Tianjin |
76 * 10 |
13 |
Tianjin |
133 * 13 |
10 |
Tianjin |
219 * 12 |
32 |
Chengdu |
| 38 * 4.5 |
24 |
Tianjin |
89 * 4 |
15 |
Tianjin |
133 * 14 |
17 |
Tianjin |
219 * 13 |
57 |
Chengdu |
| 38 * 5 |
25 |
Tianjin |
89 * 4.5 |
24 |
Tianjin |
133 * 16 |
25 |
Tianjin |
219 * 14 |
20 |
Chengdu |
| specifications |
number (t) |
origin |
specifications |
number (t) |
origin |
specifications |
number (t) |
origin |
specifications |
number (t) |
origin |
| 219 * 16 |
18 |
all day |
273 * 36 |
28 |
Chengdu |
356 * 28 |
18 |
Chengdu |
426 * 12 |
34 |
Chengdu |
| 219 * 18 |
56 |
all day |
273 * 40 |
30 |
Chengdu |
356 * 36 |
19 |
Chengdu |
426 * 13 |
23 |
Chengdu |
| 219 * 20 |
45 |
all day |
273 * 42 |
12 |
Chengdu |
377 * 9 |
38 |
Chengdu |
426 * 14 |
7 |
Chengdu |
| 219 * 22 |
18 |
Chengdu |
273 * 45 |
9 |
Chengdu |
377 * 10 |
21 |
Chengdu |
426 * 17 |
44 |
Chengdu |
| 219 * 24 |
83 |
Chengdu |
298.5 * 36 |
14 |
import |
377 * 12 |
9 |
Chengdu |
426 * 20 |
27 |
Chengdu |
| 219 * 25 |
42 |
Chengdu |
325 * 8 |
13 |
Chengdu |
377 * 14 |
33 |
Chengdu |
426 * 22 |
63 |
Chengdu |
| 219 * 26 |
36 |
all day |
325 * 9 |
16 |
Chengdu |
377 * 15 |
21 |
Chengdu |
426 * 30 |
34 |
Chengdu |
| 219 * 28 |
27 |
Chengdu |
325 * 10 |
41 |
Chengdu |
377 * 16 |
75 |
Chengdu |
426 * 36 |
54 |
Chengdu |
| 219 * 30 |
78 |
Chengdu |
325 * 11 |
34 |
Chengdu |
377 * 18 |
13 |
Chengdu |
426 * 40 |
12 |
import |
| 219 * 32 |
34 |
Chengdu |
325 * 12 |
20 |
Chengdu |
377 * 20 |
64 |
Chengdu |
426 * 50 |
20 |
import |
| 219 * 35 |
45 |
Chengdu |
325 * 13 |
65 |
Chengdu |
377 * 22 |
53 |
Chengdu |
457 * 9.5 |
28 |
Chengdu |
| 219 * 38 |
14 |
Chengdu |
325 * 14 |
17 |
Chengdu |
377 * 25 |
14 |
Chengdu |
457 * 14 |
20 |
Chengdu |
| 273 * 7 |
23 |
Chengdu |
325 * 15 |
12 |
Chengdu |
377 * 32 |
50 |
Chengdu |
457 * 16 |
30 |
Chengdu |
| 273 * 8 |
16 |
Chengdu |
325 * 16 |
30 |
Chengdu |
377 * 36 |
29 |
Chengdu |
457 * 19 |
29 |
Chengdu |
| 273 * 9 |
8 |
Chengdu |
325 * 17 |
45 |
Chengdu |
377 * 40 |
41 |
Chengdu |
457 * 24 |
15 |
Chengdu |
| 273 * 9.5 |
19 |
Chengdu |
325 * 18 |
39 |
Chengdu |
377 * 45 |
16 |
Chengdu |
457 * 65 |
26 |
import |
| 273 * 10 |
47 |
all day |
325 * 20 |
17 |
Chengdu |
377 * 50 |
25 |
Chengdu |
508 * 13 |
14 |
Chengdu |
| 273 * 11 |
24 |
Chengdu |
325 * 22 |
25 |
Chengdu |
406 * 9.5 |
19 |
Chengdu |
508 * 16 |
15 |
Chengdu |
| 273 * 12 |
56 |
all day |
325 * 23 |
18 |
Chengdu |
406 * 11 |
18 |
Chengdu |
508 * 20 |
29 |
Chengdu |
| 273 * 13 |
34 |
Chengdu |
325 * 25 |
25 |
Chengdu |
406 * 13 |
21 |
Chengdu |
508 * 22 |
26 |
Chengdu |
| 273 * 15 |
43 |
all day |
325 * 28 |
26 |
Chengdu |
406 * 17 |
20 |
Chengdu |
558.8 * 14 |
20 |
Chengdu |
| 273 * 16 |
58 |
all day |
325 * 30 |
38 |
Chengdu |
406 * 22 |
27 |
Chengdu |
530 * 13 |
10 |
Chengdu |
| 273 * 18 |
15 |
Tianjin |
325 * 32 |
14 |
Chengdu |
406 * 32 |
46 |
Chengdu |
530 * 20 |
5 |
Chengdu |
| 273 * 20 |
66 |
Tianjin |
325 * 36 |
34 |
Chengdu |
406 * 36 |
57 |
Chengdu |
570 * 12.5 |
7 |
Chengdu |
| 273 * 22 |
40 |
Tianjin |
325 * 40 |
49 |
Chengdu |
406 * 40 |
54 |
Chengdu |
610 * 13 |
35 |
Chengdu |
| 273 * 25 |
37 |
Tianjin |
325 * 45 |
10 |
Chengdu |
406 * 55 |
54 |
Chengdu |
610 * 18 |
44 |
Chengdu |
| 273 * 28 |
28 |
Chengdu |
356 * 9.5 |
24 |
Chengdu |
406.4 * 50 |
38 |
import |
610 * 78 |
24 |
import |
| 273 * 30 |
42 |
Chengdu |
356 * 12 |
30 |
Chengdu |
406.4 * 55 |
21 |
import |
624 * 14.2 |
33 |
import |
| 273 * 32 |
34 |
Chengdu |
356 * 15 |
23 |
Chengdu |
406.4 * 60 |
9 |
import |
824 * 16.5 |
98 |
import |
| 273 * 35 |
19 |
Chengdu |
356 * 19 |
7 |
Chengdu |
426 * 10 |
20 |
Chengdu |
|
|
|