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    • 7. 发明申请
    • MOLD FOR CONTINUOUS CASTING
    • 模具连续铸造
    • WO2016207801A1
    • 2016-12-29
    • PCT/IB2016/053696
    • 2016-06-22
    • PAVLICEVIC, Milorad
    • PAVLICEVIC, Milorad
    • B22D11/055B22D7/06
    • B22D11/055B22D7/064
    • Mold for continuous casting provided with a plurality of cooling channels (36) with which at least a cooling device can be associated, wherein said device comprises at least a tubular body (21; 121) defining at least an internal cavity (22; 122), and is provided with at least an inlet aperture (23) for the introduction of a cooling liquid into said internal cavity (22; 122) and with a plurality of delivery apertures (24) made through in the thickness of said tubular body (21; 121), transverse to said longitudinal axis (Z), and configured to deliver respective jets (G) of said cooling liquid.
    • 用于连续铸造的模具具有多个冷却通道(36),至少一个冷却装置可与该冷却通道相关联,其中所述装置包括至少限定至少一个内部空腔(22; 122)的管状体(21; 121) ,并且设置有至少一个入口孔(23),用于将冷却液体引入所述内部空腔(22; 122)中,并具有通过所述管状体(21)的厚度制成的多个输送孔(24) ; 121),横向于所述纵向轴线(Z),并且构造成输送所述冷却液体的相应喷嘴(G)。
    • 8. 发明申请
    • 린 듀플렉스 스테인리스강 및 그 제조방법
    • LEAN双相不锈钢及其制造方法
    • WO2016105145A1
    • 2016-06-30
    • PCT/KR2015/014235
    • 2015-12-24
    • (주)포스코
    • 최점용
    • C22C38/58C22C38/42B22D11/16B22D11/055B22D11/124
    • B22D11/22B22D11/055B22D11/124B22D11/16C21D6/004C21D2211/001C21D2211/005C22C38/001C22C38/02C22C38/04C22C38/42C22C38/44C22C38/46C22C38/48C22C38/50C22C38/58
    • 본 발명은 오스테나이트상과 페라이트상으로 형성된 2상 조직을 갖는 린 듀플렉스 스테인리스강 및 그 제조방법에 관한 것으로서, 본 발명의 일 실시형태에 따른 린 듀플렉스 스테인리스강은 페라이트-오스테나이트계 스테인리스강으로서, 하기의 [식 2]로 표현되는 오스테나이트상의 적층결함에너지(SFE) 값이 19 ~ 37이고, 소성 유기 마르텐사이트상이 형성되는 임계 변형 값의 범위가 0.1 ~ 0.25인 것이 바람직하다. SFE = 25.7+1.59×Ni/[K(Ni)-K(Ni)×V(γ)+V(γ)]+0.795×Cu/[K(Cu)-K(Cu)×V(γ)+V(γ)]-0.85×Cr/[K(Cr)-K(Cr)×V(γ)+V(γ)]+0.001×(Cr/[K(Cr)-K(Cr)×V(γ)+V(γ)]) 2 +38.2×(N/[K(N)-K(N)×V(γ)+V(γ)]) 0.5 -2.8×Si/[K(Si)-K(Si)×V(γ)+V(γ)]-1.34×Mn/[K(Mn)-K(Mn)×V(γ)+V(γ)]+0.06×(Mn/[K(Mn)-K(Mn)×V(γ)+V(γ)]) 2 ……………… [식 2] [식 2]에서 Ni, Cu, Cr, N, Si, Mn은 각 성분원소의 전체 함량(wt%)을 의미하고, K(x)는 각 성분원소(x)의 분배계수로서, 하기의 [식 3]로 표현되며, V(γ)는 오스테나이트 상분율(0.45 ~ 0.75 범위) 임. K(x) = [페라이트상에 있는 x원소의 함량]/[오스테나이트상에 있는 x원소의 함량] ……………… [식 3]
    • 本发明涉及具有奥氏体相和铁素体相的双相结构的双相不锈钢,以及本发明的一个实施方式的贫双相不锈钢的制造方法, 具有19-37以下公式2表示的奥氏体相的优选堆垛层错能量(SFE)值为19-37的应变诱发马氏体相的临界变形值范围的铁素体 - 奥氏体不锈钢, 0.1-0.25。 公式2:SFE = 25.7 + 1.59×Ni / [K(Ni)-K(Ni)×V(γ)+ V(γ)] + 0.795×Cu / [K(Cu) γ)+ V(γ)] - 0.85×CR / [K(CR)-K(CR)×V(γ)+ V(γ)] + 0.001×(CR / [K(CR)-K(Cr)的 ×V(γ)+ V(γ)])2 + 38.2×(N / [K(N)-K(N)×V(γ)+ V(γ)])0.5-2.8×的Si / [K( 硅)-K(SI)×V(γ)+ V(γ)] - 1.34×的Mn / [K(Mn)的-K(Mn)为×V(γ)+ V(γ)] + 0.06×(锰/ [K(Mn)-K(Mn)×V(γ)+ V(γ)])2其中Ni,Cu,Cr,N,Si和Mn表示各构成元素的总含量(wt%), K(x)是每个构成元素(x)的分布指数,由下式3表示,V(γ)是奥氏体的组成比(在0.45-0.75范围内)式3:K(x) = [铁素体相中x元素的量] / [奥氏体相中的x元素的量]
    • 10. 发明申请
    • DEVICE FOR SUPPORTING AND OSCILLATING CONTINUOUS CASTING MOULDS IN CONTINUOUS CASTING PLANTS
    • 用于支撑和振荡连续铸造装置中的连续铸造模具的装置
    • WO2013088408A3
    • 2013-08-08
    • PCT/IB2012057338
    • 2012-12-14
    • ARVEDI STEEL ENGINEERING S P A
    • BIANCHI ANDREA TEODOROARVEDI GIOVANNI
    • B22D11/053B22D11/055
    • B22D11/053B22D11/055
    • A device (10) for supporting and oscillating continuous casting moulds in continuous casting plants comprises at least one support (30) suitable to support a continuous casting mould (40), said support (30) comprising a fixed assembly (31) restrained to a frame (20) of the device (10) and a movable assembly (32) that is slidably restrained to said fixed assembly (31) in a vertical direction (A) and connected to a servomechanism (38) suitable to move it in a reciprocating manner relative to the fixed assembly (31) along said axial direction (A), said movable assembly (32) comprising a plurality of channels (50, 60) suitable to allow a flow of a cooling fluid to and from a cooling circuit of said mould (40), said channels (50, 60) being supplied by supply pipes arranged along the vertical direction (A). The device(10) further comprises at least one connecting pipe (70) suitable to allow to connect a supply pipe, said connecting pipe (70) having a T shape and comprising a first duct (71) rigidly connected to the movable assembly (32) in a horizontal direction (B), as well as a second and a third duct (72, 73) extending from said first duct (71) in opposite ways along the vertical direction (A), said second and third ducts (72, 73) being respectively connected to first and second end portions (80, 81) of the fixed assembly (31) through further axially deformable ducts (100, 101) and being respectively a blind duct (72) and a flow-through duct (73) suitable to allow the cooling fluid to flow towards the first and the second ducts (71, 72). The second and third ducts (72, 73), and preferably also the first duct (71), of the at least one connecting pipe (70) have the same diameter of the supply pipes.
    • 一种用于在连续铸造设备中支撑和振荡连续铸造模具的装置(10),包括适于支撑连续铸造模具(40)的至少一个支撑件(30),所述支撑件(30)包括固定组件(31) 所述装置(10)的框架(20)以及可动组件(32),所述可动组件在垂直方向(A)上可滑动地限制在所述固定组件(31)上并且连接到适于使其沿往复运动的伺服机构 (32)相对于所述固定组件(31)沿所述轴向方向(A)延伸,所述可移动组件(32)包括多个通道(50,60),所述多个通道适于允许冷却流体流入和流出所述冷却回路 (40),所述通道(50,60)由沿着竖直方向(A)布置的供应管供应。 所述装置(10)还包括适于允许连接供给管的至少一个连接管(70),所述连接管(70)具有T形并且包括刚性地连接到所述可动组件(32)的第一管道(71) )以及沿着垂直方向(A)以相反方式从所述第一导管(71)延伸的第二和第三导管(72,73),所述第二和第三导管(72,73) 73)分别通过另外的可轴向变形的导管(100,101)连接到固定组件(31)的第一和第二端部(80,81),并分别与盲管(72)和流通管道(73) )适于允许冷却流体流向第一管道和第二管道(71,72)。 所述至少一个连接管(70)的第二和第三管道(72,73)以及优选还有第一管道(71)具有与供应管道相同的直径。