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牌號
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X2CrMoTi17-1壓力容器用不銹鋼扁平
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1.4513
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對應(yīng)標(biāo)準(zhǔn)
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NF EN 10028-7-2008
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壓力容器用不銹鋼扁平產(chǎn)品
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Flat products made of steels for pressure purposes - Part 7 : stainless steels
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歸類
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鐵素體不銹鋼
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X2CrMoTi17-1 化學(xué)元素成分含量(%)
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成分
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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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N
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Ti
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ZUI小值
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-
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-
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-
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-
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-
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16
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0.8
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-
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0.3
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ZUI大值
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0.025
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1
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1
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0.04
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0.015
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18
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1.4
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0.02
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0.6
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◎ 未經(jīng)買方同意，不得隨意向鋼中添加表中未列的元素，冶煉精加工除外。采取一切必要措施以防在廢鋼和生產(chǎn)原料中帶入這些元素，因為其會削弱鋼的機(jī)械性能，降低鋼的適用性。
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X2CrMoTi17-1 機(jī)械性能
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條件
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熱處理或狀態(tài)
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抗拉強(qiáng)度
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屈服點(diǎn)
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斷后伸長率或延伸率
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沖擊吸收能量
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σb
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σs
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δ
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KV2
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Mpa
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Mpa
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%
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J
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C：T ≤ 4
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+A
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400~550
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l：≥200；t：≥220
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23 ①
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-②
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◎C- 冷軋帶鋼; H- 熱軋帶鋼; P- 熱軋中厚板；T- 厚度；t- 橫向；l-縱向。
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◎+A=軟化退火；+AT=固溶退火；+QT=淬火及回火；+RA=再結(jié)晶退火。
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*抗晶間腐蝕根據(jù)EN ISO 3651-2進(jìn)行測試。在交貨條件下：有；在焊接狀態(tài)下：有。
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① T＜3mm：該值適用于標(biāo)距為80mm、寬度為20mm的試件，也可以使用標(biāo)距為50mm、寬度為12.5mm的試件。T ≥3mm：該值適用于標(biāo)距為5.65√S的試件。
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② 由于產(chǎn)品最大厚度很小，無法可驗證的值（制備沖擊試驗件的要求適用于:T≥6mm）
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高溫下的最小屈服強(qiáng)度
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Material designation
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Heat treatment
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Minimum 0.2% proof strength Rp0.2,MPa
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condition
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at a temperature (in°C) of:
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Name
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Number
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50①
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100
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150
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200
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250
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300
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350
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400
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X2CrMoTi17-1
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1.4513
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+A
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-
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250
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240
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230
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220
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210
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205
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200
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