大型石油儲罐用12MnNiVR鋼板
12MnNiVR?Large?Oil?Storage?Tanks?Steel?Plates
1??主要用途/?Main?Application
12MnNiVR鋼板鋼質(zhì)凈,綜合機械性能和低溫沖擊韌性良好,適用于50~100KJ/cm的大線能量焊接。主要用于制造5~15萬立方米的大型石油儲罐。
12MnNiVR?steel?plate?has?pureness?,?excellent?mechanical?properties?and?good?low-temperature?impact?toughness,?suitable?for?50~100?KJ/cm?line?of?welding?energy.?Mainly?used?in?the?manufacture?of?50?to?150?thousand?cubic?meters?of?large?oil?storage?tanks.?
2??牌號和標準/?Steel?Grade?and?Standard
產(chǎn)品牌號/?Steel?grade:12MnNiVR(SR)
執(zhí)行標準/?Standard:GB19189
3??供貨技術(shù)條件/?Supply?Technical?Conditions
3.1?產(chǎn)品規(guī)格/?Product?Specification
12~45×1500~4100×6000~18000mm;
3.2?化學成分/?Chemical?Composition
熔煉成分/Heat?Composition,%
牌號/?Grade C≤ Si Mn P≤ S≤ Mo V Ni
12MnNiVR 0.15 0.15~0.40 1.00~1.60 0.020 0.010 ≤0.30 0.02~0.06 0.15~0.40
注:允許添加其他微合金元素,并有冷裂紋敏感系數(shù)Pcm要求。
Note:?allow?add?other?microalloying?elements,?and?cold?crack?sensitive?coefficient?Pcm?required.?
3.3?力學性能//?Mechanical?Property
力學性能/?Mechanical?Property
牌號/?grade 厚度
Specification
mm 抗拉強度
Tensile?Strength
MPa 屈服強度
Yield?Strength
MPa 伸長率Elongation
A5,% 橫向沖擊transversal?impact?AKV,?J 冷彎/Bend180°
B=2a
不小于
12MnNiVR 12~45 610~730 490 17 80(-20℃) d=3a
3.4交貨狀態(tài):調(diào)質(zhì)
Delivery?Condition:Quenching?Tempering
4??鋼板實物質(zhì)量/?Product?Quality
?
牌號 厚度
Mm 抗拉強度
Tensile?Strength
MPa 屈服強度
Yield?Strength
MPa 伸長率Elongation
A,% AKV,?J,
橫向 冷彎180°
B=3a
12MnNiVR 12~45 620~715 495~615 18~26 110~295(-20℃) 完好
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5??應(yīng)用業(yè)績/?Application?Performance
濟鋼自2006年獲得生產(chǎn)12MnNiVR儲罐鋼板的生產(chǎn)資質(zhì)以來,已生產(chǎn)三十萬余噸,應(yīng)用于舟山、寧波、青島、大連、冀東油田、林源油田等大型石油儲備基地建設(shè)。
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