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牌號(hào) | X3CrNiMo17-12-3不銹鋼承壓扁鋼 | ||||||||
對(duì)應(yīng)標(biāo)準(zhǔn) | ISO 9328-7-2018 | ||||||||
不銹鋼承壓扁鋼制品 | |||||||||
Steel flat products for pressure purposes - Technical delivery conditions - Stainless steels | |||||||||
歸類 | 奧氏體不銹鋼 | ||||||||
X3CrNiMo17-12-3 化學(xué)元素成分含量(%) | |||||||||
成分 | C | Si | Mn | P | S | Cr | Ni | Mo | N |
ZUI小值 | - | - | - | - | - | 16.5 | 10.5 | 2.5 | - |
ZUI大值 | 0.05 | 1 | 2 | 0.045 | 0.015 | 18.5 | 13 | 3 | 0.1 |
X3CrNiMo17-12-3 機(jī)械性能 | |||||||||
厚度 | 抗拉強(qiáng)度 | 屈服點(diǎn) | 斷后伸長(zhǎng)率或延伸率 | 沖擊吸收能量 | |||||
t | σb | σs | δ | KV2 | |||||
mm | Mpa | Mpa | % | J | |||||
t≤8, 冷軋鋼帶 | 550~700 | ≥240 | ≥40 | ≥100 | |||||
t≤13.5, 熱軋鋼帶 | 550~700 | ≥220 | ≥40 | ≥100 | |||||
t≤75, 熱軋鋼板 | 530~730 | ≥220 | ≥40 | ≥100 | |||||