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您现在的位置：首页→产品世界→低中压锅炉用无缝钢管 |
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低中压锅炉用无缝钢管 |
●标准:
GB3087-1999, ISO 9329-1, ASTM
A106, DIN 17175,
JIS G 345, BS 3059 |
●用途：
主要用于制作蒸气压力较低（P≦6Mpa）的低中压锅炉、机车锅炉、一般工业锅炉和生活锅炉等的过热蒸气管、沸水管、大烟管、小烟管、拱砖管等管道和建设用管道次水管道等。 |
●尺寸公差：
壁厚允许偏差:
|
标准 |
外径 |
壁厚 |
壁厚允许偏差 |
DIN17175 |
≤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%,-12.5% |
>20 |
±10% |
ASME SA450 |
-- |
2.4-3.8 |
+35%,-0% |
>3.8-4.6 |
+35%,-0% |
>4.6 |
+23%,-0% |
ASME SA530 |
-- |
-- |
±12.5% |
|
●外径允许偏差:
|
标准 |
外径 |
外径允许偏差 |
DIN17175 |
≤100 |
±0.75% (min=0.5mm) |
>100 |
±0.90% |
GB3087 |
≤159 |
+1.25% -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) |
|
●力学性能： |
牌号
|
抗拉强度
|
下列壁厚钢管
的屈服点
不小于 |
伸长率
δ5%
不小于
|
冲击功（纵向）
不小于
|
硬度不大于
|
采用标准
|
洛氏硬度 |
布氏硬度 |
壁厚
＜5.1mm |
壁厚
≥5.1mm |
＜15mm |
≥15mm |
St35.8 |
360-480 |
235 |
225 |
25 |
- |
- |
- |
DIN17175 |
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 |
- |
- |
| |
|
＜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) |
|
●化学成分(%): |
采用标准 |
牌号
|
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 |
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 |
ASME |
|
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 |
- |
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