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首頁(yè) > DIN17175/EN10216-2
標(biāo)準(zhǔn): DIN17175/EN10216-2
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耐熱鋼無(wú)縫鋼管/Heat-resisting seamless steel tube
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Application:
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適用與鍋爐行業(yè)用管/It is used for the pipelines of boiler industry.
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Size(mm):
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外徑O.D.:4.0~76.0 壁厚 W.T.:0.5~8.0 長(zhǎng)度L:max 6000
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鋼管steel、化學(xué)成分chemical composition及機(jī)械性能(DIN17175):
標(biāo)準(zhǔn) Standard
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牌號(hào) Grade
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化學(xué)成分
Chemical Composition |
機(jī)械性能
Mechanical Property |
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C
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Si
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Mn
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P≤
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S≤
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Cr
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Mo
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抗拉強(qiáng)度 (MPa)
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屈服強(qiáng)度 (MPa)
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伸長(zhǎng)率 (%)
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DIN17175
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St35.8
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≤0.17
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0.10~
0.35 |
0.40~
0.80 |
0.030
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0.030
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/
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/
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360~480
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≥235
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≥25
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St45.8
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≤0.21
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0.10~
0.35 |
0.40~
1.20 |
0.030
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0.030
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/
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/
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410~530
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≥255
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≥21
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15Mo3
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0.12~
0.20 |
0.10
~0.35 |
0.40~
0.80 |
0.030
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0.030
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/
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0.25~
0.35 |
460~600
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≥270
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≥20
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鋼管steel、化學(xué)成分chemical composition及機(jī)械性能(EN10216-2):
標(biāo)準(zhǔn)
Standard |
牌號(hào)
Grade |
化學(xué)成分
Chemical Composition |
機(jī)械性能
Mechanical Property |
|||||||||
C
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Si
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Mn
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P≤
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S≤
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Cr≤
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Mo
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抗拉
強(qiáng)度 (MPa) |
屈服
強(qiáng)度 (MPa) |
伸長(zhǎng)率 | |||
L | t | |||||||||||
EN10216-2
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195GH
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≤0.13
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≤0.35
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≤0.70
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0.025
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0.020
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0.30
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≤0.08
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320~440
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≥195
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≥27
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≥25
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P235GH
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≤0.16
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≤0.35
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≤1.20
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0.025
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0.020
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0.30
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≤0.08
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360~500
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≥235
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≥25
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≥23
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P265GH
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≤0.20
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≤0.40
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≤1.40
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0.025
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0.020
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0.30
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≤0.08
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410~570
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≥265
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≥23
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≥21
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20MnNb6
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≤0.22
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0.15~
0.35 |
1.00~ 1.50
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0.025
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0.020
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-
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-
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500~650
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≥355
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≥22
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≥20
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16Mo3
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0.12~
0.20 |
≤0.35
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0.40~ 0.90
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0.025
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0.020
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0.30
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0.25~
0.35 |
450~600
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≥280
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≥22
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≥20
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