According to the company's current situation, the company can produce the pipe diameter range: 7mm ~ 168.3mm Thickness range: 0.8mm ~ 20mm. Material (steel grade and quanlity grade) is not strictly limited.
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  Current location:Steel-Tube > Our Products > Seamless Steel Tube&Pipe > low/medium/high and higher pressure boilers tubes

low/medium/high and higher pressure boilers tubes

Brief description
DIN 17175 ---German Standard
ASME SA192,SA106,SA209,SA210,SA213,SA556---Standard of American Society of Mechanical Engineers
GB 5310,3087---Chinese National Standard
Q/BQB 201---Baosteel Corporation Standard
Relevant parameter


If you want to know more parameter about this kind of products pls send email to josen[at]steel-tube.com The manager will answer all your questions.
Our company's contact info is following:

Add: Hongzhuang Industrial Zone 7#, Yaoguan Town, Changzhou City, Jiangsu Province. China. 213102
Tel: +86-519-86116690    Mobile Phone: +86-13337883086     Fax: +86-519-82076060
MSN: josen@steel-tube.com  SKYPE: josen_dong  E-mail:  josen@steel-tube.com 
Detailed profile
◆Standard:
DIN 17175 ---German Standard
ASME SA192,SA106,SA209,SA210,SA213,SA556---Standard of American Society of Mechanical Engineers
GB 5310,3087---Chinese National Standard
Q/BQB 201---Baosteel Corporation Standard
 
◆Uses:
For manufacture of low/medium/high and higher pressure boilers,water cooling panels,coal-saving devices,reheaters,superheaters and steam pipelines
 
◆Tolerances on Dimensions:
　Wall Thickness Tolerance:　
Standard
Outside Diameter
da (mm)
Wall Thickness
S (mm)
Tolerance

DIN17175
Q/BQB201

≤130
S≤2·Sn
+15%,-10%
2·Sn<S≤4·Sn
+12.5%,-10%
S>4·Sn
±9%
>130
S≤0.05da
+15%，-10%
0.05da<S≤0.11da

±12.5%

S>0.11da
±10%
GB3087
--
3-20
+12.5%,-15%
>20
±10%
GB5310
--
<3.5
+15% (MAX+0.48 mm)
-10% (MIN-0.32 mm)
3.5-20
+15%,-10%
>20
±10%
ASME SA450
--
2.4-3.8
+35%,-0%
>3.8-4.6
+35%,-0%
>4.6
+23%,-0%
ASME SA530
--
--
±12.5%
Outside Diameter Tolerance:
Standard
Outside Diameter(mm）
Tolerance
DIN17175 Q/BQB201
≤100
±0.75% (min=0.5mm)
>100
±0.98%
GB3087
≤159
+1.25% -1.0%
GB5310
≤50
±0.5 (mm)
>50
±1.0%
ASME SA450
≤101.6
+0.4 -0.8 (mm)
>101.6-190.5
+0.4 -1.2 (mm)
ASME SA530
≤48.3
+0.4 -0.8 (mm)
>48.3-114.3
±0.8 (mm)
>114.3
+1.6 -0.8 (mm)
 
◆Mechanical Properties:
Grade
Tensile
Strength
σb
Mpa
Yield Point
atthefollowing
wall thickness
σs
Mpa
not less than
Elongation
δ5%
not less than
Impact Energy (longitrdinal)
J
not less than
Hardess not more than
Standard
Rockwell
Brinell
Wall Thickness ＜5.1mm
Wall Thickness ≥5.1mm
＜15mm
≥15mm
10
333-490
196
24
-
-
-
GB3087
20
392-588
245
226
20
-
-
-
≤16mm　　
＞16mm
-
-
-
St35.8
360-480
235
225
25
-
-
-

DIN17175

Q/BQB201

Sr45.8
410-530
255
245
21
-
-
-
15Mo3
450-600
270
22
-
-
-
13CrMo44
440-590
290
22
-
-
-
10CrMo910
450-600
280
20
-
-
-
14MoV63
460-610
320
20
55
-
12Cr1MoV
470-640
255
245
21
41
-
-
20G
410-550
245
24
35
-
-
GB5310
20MnG
≥415
240
22
35
-
-
25MnG
≥485
275
20
35
-
-
15MoG
450-600
270
22
35
-
-
20MoG
≥415
220
22
35
-
-
12CrMoG
410-560
205
21
35
-
-
15CrMoG
440-640
235
21
35
-
-
12Cr2MoG
450-600
280
20
35
-
-
12Cr1MoVG
470-640
255
21
35
-
-
12Cr2MoWVTiB
540-735
345
18
35
-
-
＜15mm
≥15mm
SA192
≥325
180
35
-
77HRB
137HB
ASMESA192
SA106-B
≥415
240
  
查表
-
-
-
ASMESA106
SA106-C
≥485
275
-
-
-
SA556-C2
≥480
280
-
-
ASMESA556
SA210-A1
≥415
255
-
79HRB（143HB）
ASMESA210
SA210-C
≥485
275
-
89HRB(179HB)
SA209-T1a
≥415
220
-
81HRB
153HB
ASMESA209
SA213-T12
≥415
205
-
163HB(85HRB)
ASMESA213
SA213-T22
≥415
205
-
163HB(85HRB)
 
◆Chemical Composition(%):

Standard

Grade
C
Si
Mn
P≤
S≤
Cr
Mo
V
GB3087
10
0.07-0.14
0.17-0.37
0.35-0.65
0.035
0.035
≤0.15
-
-
20
0.17-0.24
0.17-0.37
0.35-0.65
0.035
0.035
≤0.25
-
-

DIN 17175

Q/BQB 201
St35.8
≤0.17
0.10-0.35
0.40-0.80
0.030
0.030
-
-
-
St45.8
≤0.21
0.10-0.35
0.40-1.20
0.030
0.030
-
-
-
15Mo3
0.12-0.20
0.10-0.35
0.40-0.80
0.030
0.030
-
0.25-0.35
-
13CrMo44
0.10-0.18
0.10-0.35
0.40-0.70
0.030
0.030
0.70-1.10
0.45-0.65
-
10CrMo910
0.08-0.15
≤0.50
0.40-0.70
0.030
0.030
2.00-2.50
0.90-1.20
-
14MoV63
0.10-0.18
0.10-0.35
0.40-0.70
0.030
0.030
0.30-0.60
0.50-0.70
0.22-0.32
12Cr1MoV
0.08-0.15
0.17-0.37
0.40-0.70
0.030
0.030
0.90-1.20
0.25-0.35
0.15-0.30
GB5310
20G
0.17-0.24
0.17-0.37
0.35-0.65
0.030
0.030
-
-
-
20MnG
0.17-0.24
0.17-0.37
0.70-1.00
0.030
0.030
-
-
-
25MnG
0.22-0.30
0.17-0.37
0.70-1.00
0.030
0.030
-
-
-
15MoG
0.12-0.20
0.17-0.37
0.40-0.80
0.030
0.030
-
0.25-0.35
-
20MoG
0.15-0.25
0.17-0.37
0.40-0.80
0.030
0.030
-
0.44-0.65
-
12CrMoG
0.08-0.15
0.17-0.37
0.40-0.70
0.030
0.030
0.40-0.70
0.40-0.55
-
15CrMoG
0.12-0.18
0.17-0.37
0.40-0.70
0.030
0.030
0.80-1.10
0.40-0.55
-
12Cr2MoG
0.08-0.15
≤0.50
0.40-0.70
0.030
0.030
2.00-2.50
0.90-1.20
-
12Cr1MoVG
0.08-0.15
0.17-0.37
0.40-0.70
0.030
0.030
0.90-1.20
0.25-0.35
0.15-0.30

12Cr2MoWV
TiB
0.08-0.15
0.45-0.75
0.45-0.65
0.030
0.030
1.60-2.10
0.50-0.65
0.28-0.42
ASME SA192
SA192
0.06-0.18
≤0.25
0.27-0.63
0.035
0.035
-
-
-
ASME SA106
SA106-B
≤0.30
≥0.10
0.29-1.06
0.035
0.035
-
-
-
SA106-C
≤0.35
≥0.10
0.29-1.06
0.035
0.035
-
-
-
ASME SA556
SA556-C2
≤0.30
≥0.10
0.29-1.06
0.035
0.035
-
-
-
ASME SA209
SA209-T1a
0.15-0.25
0.10-0.50
0.30-0.80
0.025
0.025
-
0.44-0.65
-
ASME SA210
SA210-A1
≤0.27
≥0.10
≤0.93
0.035
0.035
-
-
-
SA210-C2
≤0.35
≥0.10
0.29-1.06
0.035
0.035
-
-
-
ASME SA213
SA213-T12
0.05-0.15
≤0.50
0.30-0.61
0.025
0.025
0.80-1.25
0.44-0.65
-
SA213-T22
0.05-0.15
≤0.50
0.30-0.60
0.025
0.025
1.90-2.60
0.87-1.13
-
Note:Other grade can also be provided after consulting with customers
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