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    Cold work steel
    1.
    发明授权
    Cold work steel 有权
    冷作钢

    公开(公告)号：US07297177B2

    公开(公告)日：2007-11-20

    申请号：US10481269

    申请日：2002-05-17

    Applicant: Odd Sandberg ,  Lennart Jönson ,  Magnus Tidesten

    Inventor： Odd Sandberg ,  Lennart Jönson ,  Magnus Tidesten

    IPC: C22C38/22 ,  C22C38/24

    CPC classification number: C22C33/0264 ,  B22F2003/248 ,  B22F2005/001 ,  B22F2998/00 ,  B22F2998/10 ,  C21D2211/003 ,  C21D2211/004 ,  C21D2241/02 ,  C22C33/02 ,  C22C38/001 ,  C22C38/02 ,  C22C38/04 ,  C22C38/22 ,  C22C38/24 ,  C22C33/0285 ,  B22F9/082 ,  B22F3/15 ,  B22F3/16 ,  B22F3/24 ,  B22F3/004 ,  B22F2201/20

    Abstract: A cold work steel has the following chemical composition in weight-%: 1.25-1.75% (C+N), however at least 0.5% C 0.1-1.5% Si 0.1-1.5% Mn 4.0-5.5% Cr 2.5-4.5% (Mo+W/2), however max. 0.5% W 3.0-4.5% (V+Nb/2), however max. 0.5% Nb max 0.3% S balance iron and unavoidable impurities, and a microstructure which in the hardened and tempered condition of the steel contains 6-13 vol-% of vanadium-rich MX-carbides, -nitrides and/or carbonitrides which are evenly distributed in the matrix of the steel, where X is carbon and/or nitrogen, at least 90 vol-% of said carbides, nitrides and/or carbonitrides having an equivalent diameter, Deq, which is smaller than 3.0 μm; and totally max. 1 vol-% of other, possibly existing carbides, nitrides or carbonitrides.

    Abstract translation: 冷加工钢具有重量％以下的化学成分：1.25-1.75％（C + N），然而至少0.5％C 0.1-1.5％Si 0.1-1.5％Mn 4.0-5.5％Cr 2.5-4.5％（ Mo + W / 2），但最大。 0.5％W 3.0-4.5％（V + Nb / 2），但最大。 0.5％Nb最大0.3％S平衡铁和不可避免的杂质，并且在钢的硬化和回火状态下的微观组织含有6-13体积％的富含钒的MX-碳化物， - 氮化物和/或碳氮化物，其均匀 分布在钢基质中，其中X是碳和/或氮，至少90vol％的所述碳化物，氮化物和/或碳氮化物具有小于3.0μm的当量直径Deq; 最大 1vol％的其他可能存在的碳化物，氮化物或碳氮化物。

    Cold-Working Steel
    2.
    发明申请
    Cold-Working Steel 审中-公开
    冷作钢

    公开(公告)号：US20090010795A1

    公开(公告)日：2009-01-08

    申请号：US12281609

    申请日：2007-04-12

    Applicant: Magnus Tidesten ,  Lennart Jonson ,  Odd Sandberg

    Inventor： Magnus Tidesten ,  Lennart Jonson ,  Odd Sandberg

    IPC: C22C38/22 ,  C22C38/26 ,  C22C38/24 ,  C22C38/60 ,  B22F3/02 ,  C21D8/00

    CPC classification number: C22C33/0285 ,  B22F2003/248 ,  B22F2998/10 ,  C22C38/02 ,  C22C38/04 ,  C22C38/22 ,  C22C38/24 ,  C22C38/36 ,  C22C38/60 ,  B22F9/082 ,  B22F3/15 ,  B22F3/17 ,  B22F3/24

    Abstract: The invention relates to a cold-working steel having a chemical composition, in % by weight, of 1.3-2.4 (C+N), whereof at least 0.5 C, 0.1-1.5 Si, 0.1-1.5 Mn, 4.0-5.5 Cr, 1.5-3.6 (Mo+W/2), but max 0.5 W, 4.8-6.3 (V+Nb/2), but max 2 Nb, and max 0.3 S, in which the content of (C+N) and of (V+Nb/2) are balanced in relation to each other such that the contents of these elements are within an area that is defined by the coordinates A, B, C, D, A in the system of coordinates in FIG. 11, where the coordinates of [(C+N), (V+Nb/2)] for these points are A: [1.38, 4.8], B: [1.78, 4.8], C: [2.32, 6.3], D: [1.92, 6.3], and a balance essentially only iron and impurities at normal contents.

    Abstract translation: 本发明涉及一种化学组成为重量百分比为1.3-2.4（C + N），至少0.5C，0.1-1.5Si，0.1-1.5Mn，4.0-5.5Cr， 1.5-3.6（Mo + W / 2），但最大0.5 W，4.8-6.3（V + Nb / 2），但最大2 Nb和最大0.3 S，其中（C + N） V + Nb / 2）相互平衡，使得这些元素的内容在由图1的坐标系中的坐标A，B，C，D，A定义的区域内。 11，这些点的[（C + N），（V + Nb / 2）]的坐标为A：[1.38,4.8]，B：[1.78,4.8]，C：[2.32,6.3]，D ：[1.92,6.3]，平衡含量基本上只有铁和杂质的平衡。

    Cold work steel and manufacturing method thereof
    4.
    发明授权
    Cold work steel and manufacturing method thereof 有权
    冷加工钢及其制造方法

    公开(公告)号：US07909906B2

    公开(公告)日：2011-03-22

    申请号：US11868055

    申请日：2007-10-05

    Applicant: Odd Sandberg ,  Lennart Jönson ,  Magnus Tidesten

    Inventor： Odd Sandberg ,  Lennart Jönson ,  Magnus Tidesten

    IPC: C22C38/24 ,  B22F3/15

    CPC classification number: B22F3/15 ,  B22F2998/10 ,  C21D1/22 ,  C21D2211/005 ,  C21D2211/008 ,  C22C33/0207 ,  C22C33/0257 ,  C22C38/02 ,  C22C38/04 ,  C22C38/22 ,  C22C38/24 ,  C22C38/26 ,  B22F9/082

    Abstract: A cold work steel has the following chemical composition in weight-%: 1.25-1.75% (C+N), however at least 0.5% C 0.1-1.5% Si 0.1-1.5% Mn 4.0-5.5% Cr 2.5-4.5% (Mo+W/2), however max. 0.5% W 3.0-4.5% (V+Nb/2), however max. 0.5% Nb max 0.3% S balance iron and unavoidable impurities, and a microstructure which in the hardened and tempered condition of the steel contains 6-13 vol-% of vanadium-rich MX-carbides, -nitrides and/or carbonitrides which are evenly distributed in the matrix of the steel, where X is carbon and/or nitrogen, at least 90 vol-% of said carbides, nitrides and/or carbonitrides having an equivalent diameter, Deq, which is smaller than 3.0 μm; and totally max. 1 vol-% of other, possibly existing carbides, nitrides or carbonitrides.

    Abstract translation: 冷加工钢具有重量％以下的化学成分：1.25-1.75％（C + N），然而至少0.5％C 0.1-1.5％Si 0.1-1.5％Mn 4.0-5.5％Cr 2.5-4.5％（ Mo + W / 2），但最大。 0.5％W 3.0-4.5％（V + Nb / 2），但最大。 0.5％Nb最大0.3％S平衡铁和不可避免的杂质，并且在钢的硬化和回火状态下的微观组织含有6-13体积％的富含钒的MX-碳化物， - 氮化物和/或碳氮化物，其均匀 分布在钢的基体中，其中X是碳和/或氮，至少90vol％的所述碳化物，氮化物和/或碳氮化物具有小于3.0μm的当量直径Deq; 最大 1vol％的其他可能存在的碳化物，氮化物或碳氮化物。

    Cold Work Steel
    6.
    发明申请
    Cold Work Steel 有权
    冷作钢

    公开(公告)号：US20080053574A1

    公开(公告)日：2008-03-06

    申请号：US11868055

    申请日：2007-10-05

    Applicant: Odd Sandberg ,  Lennart Jonson ,  Magnus Tidesten

    Inventor： Odd Sandberg ,  Lennart Jonson ,  Magnus Tidesten

    IPC: C22C38/22 ,  B22F3/15 ,  C22C38/24 ,  C22C38/26 ,  C21D6/00

    CPC classification number: B22F3/15 ,  B22F2998/10 ,  C21D1/22 ,  C21D2211/005 ,  C21D2211/008 ,  C22C33/0207 ,  C22C33/0257 ,  C22C38/02 ,  C22C38/04 ,  C22C38/22 ,  C22C38/24 ,  C22C38/26 ,  B22F9/082

    Abstract: A cold work steel has the following chemical composition in weight-%: 1.25-1.75% (C+N), however at least 0.5% C 0.1-1.5% Si 0.1-1.5% Mn 4.0-5.5% Cr 2.5-4.5% (Mo+W/2), however max. 0.5% W 3.0-4.5% (V+Nb/2), however max. 0.5% Nb max 0.3% S balance iron and unavoidable impurities, and a microstructure which in the hardened and tempered condition of the steel contains 6-13 vol-% of vanadium-rich MX-carbides, -nitrides and/or carbonitrides which are evenly distributed in the matrix of the steel, where X is carbon and/or nitrogen, at least 90 vol-% of said carbides, nitrides and/or carbonitrides having an equivalent diameter, Deq, which is smaller than 3.0 μm; and totally max. 1 vol-% of other, possibly existing carbides, nitrides or carbonitrides.

    Abstract translation: 冷加工钢具有重量％以下的化学成分：1.25-1.75％（C + N），然而至少0.5％C 0.1-1.5％Si 0.1-1.5％Mn 4.0-5.5％Cr 2.5-4.5％（ Mo + W / 2），但最大。 0.5％W 3.0-4.5％（V + Nb / 2），但最大。 0.5％Nb最大0.3％S平衡铁和不可避免的杂质，并且在钢的硬化和回火状态下的微观组织含有6-13体积％的富含钒的MX-碳化物， - 氮化物和/或碳氮化物，其均匀 分布在钢的基体中，其中X是碳和/或氮，至少90vol％的所述碳化物，氮化物和/或碳氮化物具有相当的直径D eq eq 超过3.0个妈妈 最大 1vol％的其他可能存在的碳化物，氮化物或碳氮化物。

    Steel alloy, holders and holder details for plastic moulding tools, and tough hardened blanks for holders and holder details
    7.
    发明申请
    Steel alloy, holders and holder details for plastic moulding tools, and tough hardened blanks for holders and holder details 有权
    钢合金，塑料成型工具的支架和支架细节，以及用于支架和支架细节的坚硬硬化坯料

    公开(公告)号：US20070006949A1

    公开(公告)日：2007-01-11

    申请号：US11519788

    申请日：2006-09-13

    Applicant: Odd Sandberg ,  Magnus Tidesten

    Inventor： Odd Sandberg ,  Magnus Tidesten

    IPC: C22C38/44

    CPC classification number: C22C38/001 ,  B22F2998/10 ,  C22C33/0264 ,  C22C38/02 ,  C22C38/04 ,  C22C38/44 ,  C22C38/46 ,  C22C38/60 ,  B22F9/082 ,  B22F3/15 ,  B22F3/115

    Abstract: A steel alloy suitable for holders and holder details for plastic moulding tools contains in weight-%: 0.06-0.15 C, 0.07-0.22 N, wherein the total amount of C+N shall satisfy the condition, 0.16≦C+N≦0.26, 0.1-1.0 Si, 0.1-2.0 Mn, 12.5-14.5 Cr, 0.8-2.5 Ni, 0.1 1.5 Mo, optionally vanadium up to max. 0.7 V, optionally, in order to improve the machinability of the steel, one or more of the elements S, Ca and O in amounts up to max. 0.25 S, max. 0.01 (100 ppm) Ca, max. 0.01 (100 ppm) O, balance iron and unavoidable impurities.

    Abstract translation: 适用于塑料模具的支架和支架细节的钢合金重量含量：0.06-0.15 C，0.07-0.22 N，其中C + N的总量应满足条件0.16 <= C + N <= 0.26,0.1-1.0Si，0.1-2.0 Mn，12.5-14.5 Cr，0.8-2.5 Ni，0.1 1.5 Mo，任选的钒直到最大。 0.7 V，任选地，为了提高钢的机械加工性，一种或多种元素S，Ca和O. 0.25 S，最大 0.01（100ppm）Ca，最大 0.01（100ppm）O，余量为铁和不可避免的杂质。

    Steel and mould tool for plastic materials made of the steel
    8.
    发明授权
    Steel and mould tool for plastic materials made of the steel 有权
    钢和模具用钢材制成的塑胶材料

    公开(公告)号：US07722727B2

    公开(公告)日：2010-05-25

    申请号：US10514940

    申请日：2003-05-07

    Applicant: Odd Sandberg

    Inventor： Odd Sandberg

    IPC: C22C38/22 ,  C22C38/24

    CPC classification number: C22C38/22 ,  C21D1/18 ,  C21D6/002 ,  C21D9/0068 ,  C22C38/24

    Abstract: The invention concerns a steel, particularly a steel for mould tools for plastic moulding, having the following chemical composition in weight-%:0.43-0.60 C from traces to 1.5 Si from traces to 1.5 (Si+Al) 0.1-2.0 Mn 3.0-7.0 Cr 1.5-4.0 (Mo+), however max. 1.0 W 0.30-0.70 V max. 0.1 of each of Nb, Ti and Zr max. 2.0 Co max. 2.0 Ni balance essentially only iron and unavoidable impurities. After hardening and high temperature tempering at 520-560° C., the steel has a hardness of 56-68 HRC.

    Abstract translation: 本发明涉及一种钢，特别是用于塑料模塑的模具的钢，其具有如下化学组成，重量百分比：0.43-0.60℃，痕量至痕量至1.5（Si + Al）0.1-2.0 Mn 3.0- 7.0 Cr 1.5-4.0（Mo +）， 1.0 W最大0.30-0.70 V Nb，Ti和Zr最多为0.1。 2.0 Co max 2.0 Ni平衡基本上只有铁和不可避免的杂质。 在520-560℃硬化和高温回火后，钢的硬度为56-68 HRC。

    Steel material and its manufacture
    10.
    发明授权
    Steel material and its manufacture 有权
    钢材及其制造

    公开(公告)号：US06641681B1

    公开(公告)日：2003-11-04

    申请号：US10049432

    申请日：2002-02-12

    Applicant: Odd Sandberg ,  Bo Rydell

    Inventor： Odd Sandberg ,  Bo Rydell

    IPC: C22C3822

    CPC classification number: C21D1/25 ,  C21D2211/003 ,  C21D2211/008 ,  C22C38/22 ,  C22C38/24 ,  C22C38/34 ,  C22C38/36

    Abstract: The invention concerns a steel material which consists of a steel having the following chemical composition in weigh-%: 1.0-1.9 C, 0.5-2.0 Si, 0.1-1.5 Mn, 4.0-5.5 Cr, 2.5-4.0 (Mo+W/2), however max 1.0 W, 2.0-4.5 (V+Nb/2), however max 1.0. Nb, balance iron and impurities in normal amounts in the form of residual elements from the manufacturing of the steel, and with a microstructure, which in the hardened and tempered condition of the steel contains 5-12 vol-% MC-carbides, at least about 80 vol-% of the carbides having a size which is larger than 3 &mgr;m but smaller than 25 &mgr;m preferably smaller than 20 &mgr;m, and, prior to tempering, 0.50-0.70 weight-% carbon, which is dissolved in the martensite in the hardened condition of the steel. The material is intended for cold work tools, in the first place for homogenous rolls for cold rolling of meta, strips.

    Abstract translation: 本发明涉及一种钢材，其由具有以下化学组成的钢组成：重量％：1.0-1.9℃，0.5-2.0Si，0.1-1.5Mn，4.0-5.5Cr，2.5-4.0（Mo + W / 2 ），但是最大1.0W，2.0-4.5（V + Nb / 2），但最大1.0。 Nb，平衡铁和正常量的杂质以钢的残余元素的形式，并且具有微观结构，其在钢的硬化和回火状态下含有5-12体积％的MC-碳化物，至少 约80体积％的尺寸大于3μm但小于25μm，优选小于20μm的碳化物，并且在回火之前，溶解在马氏体中的碳含量为0.50-0.70重量％ 钢的硬化条件。 该材料适用于冷加工工具，首先是用于冷轧元素条的均匀轧辊。

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