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一、0Cr18Ni9和00Cr19Ni10材質鍛造不銹鋼管化學成分
0Cr18Ni9和00Cr19Ni10材質鍛造不銹鋼管化學成分 |
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鋼號 |
化學成分(%) |
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C |
Si |
Mn |
P |
S |
Ni |
Cr |
|
0Cr18Ni9 不銹鋼管 |
≤0.07 |
≤1.00 |
≤2.00 |
≤0.035 |
≤0.60 |
8.00~11.00 |
17.00~19.00 |
00Cr19Ni10 不銹鋼管 |
≤0.030 |
≤1.00 |
≤2.00 |
≤0.035 |
≤0.60 |
8.00~12.00 |
18.00~20.00 |
二、0Cr18Ni9和00Cr19Ni10材質鍛造不銹鋼管力學性能
0Cr18Ni9和00Cr19Ni10材質鍛造不銹鋼管力學性能(切向) |
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鋼號 |
板厚(mm) |
бb(Mpa) |
б0.2(Mpa) |
δ5(%) |
HB |
0Cr18Ni9 不銹鋼管 |
≤100 |
≥520 |
≥205 |
≥35 |
139~187 |
>100~200 |
≥400 |
≥205 |
≥35 |
131~187 |
|
00Cr19Ni10 不銹鋼管 |
≤100 |
≥480 |
≥175 |
≥35 |
128~187 |
>100~200 |
≥450 |
≥175 |
≥35 |
121~187 |
三、0Cr18Ni9和00Cr19Ni10材質鍛造不銹鋼管的許用應力
鋼號 |
公稱厚度(mm) |
在下列溫度(℃)下的許用應力(Mpa) |
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≤20 |
100 |
150 |
200 |
250 |
300 |
350 |
400 |
425 |
450 |
475 |
500 |
525 |
550 |
575 |
600 |
625 |
650 |
675 |
700 |
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0Cr18Ni90 不銹鋼管 |
≤200 |
137 |
137 |
137 |
130 |
122 |
114 |
111 |
107 |
105 |
103 |
101 |
100 |
98 |
91 |
79 |
64 |
52 |
42 |
32 |
27* |
137 |
114 |
103 |
96 |
90 |
85 |
82 |
79 |
78 |
76 |
75 |
74 |
73 |
71 |
67 |
62 |
52 |
42 |
32 |
27 |
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00Cr19Ni10不銹鋼管 |
≤200 |
117 |
117 |
117 |
110 |
103 |
98 |
94 |
91 |
89 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
117 |
87 |
87 |
81 |
76 |
73 |
69 |
67 |
66 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |