電工鋼硅鋼片In addition to the types listed above, there are also some special purpose electrical steel plates, such as 0.15 and 0.20mm thick 3％ Si cold-rolled non oriented silicon steel strips and 0.025, 0.05, and 0.1mm thick 3％ Si cold-rolled oriented silicon steel strips, used for medium and high-frequency motors, transformers, and pulse transformers； 0.7mm thick 3％ Si high-strength cold-rolled non oriented silicon steel plate for relays and power switches； High strength cold-rolled electrical steel plate for new high-speed motor rotors； Low carbon electrical steel hot-rolled thick and cold-rolled plates for magnetic shielding and high-energy accelerator electromagnets such as medical magnetic resonance tomography scanners； 4.5％ to 6.5％ Si high silicon steel plates for high-frequency motors, transformers, and magnetic shielding.Generally, motors, transformers, and other electrical components are required to have high efficiency, low power consumption, small size, and light weight. Electrical steel plates are usually guaranteed to have magnetic properties based on core loss and magnetic induction strength [1] [2]. The requirements for the performance of electrical steel plates are as follows:Low core loss (PT)Iron core loss refers to the ineffective electrical energy consumed by an iron core when magnetized in an alternating magnetic field of ≥ 50Hz, abbreviated as iron loss, also known as alternating loss, and its unit is W/kg. The ineffective electrical energy consumed due to various obstacles caused by magnetic flux changes not only loses electrical energy through the heating of the iron core, but also causes temperature rise of the motor and transformer. The iron loss (PT) of electrical steel includes three parts: hysteresis loss, eddy current loss (Pe), and anomalous loss (Pa). Electrical steel plates have low iron loss, which can save a lot of electricity, prolong the operating time of motors and transformers, and simplify cooling devices. Due to the iron loss of electrical steel plates, which accounts for 2.5％ to 4.5％ of the annual electricity generation in various countries, countries always try their best to reduce iron loss in the production of electrical steel plates, and use iron loss as the most important indicator to assess the magnetic properties of products. The iron loss value of products is used as the basis for classifying product grades. Cold rolled oriented electrical steel: Cold rolled oriented electrical steel is a high-end product in the field of electrical steel. Compared with cold rolled non oriented electrical steel, its magnetism has strong directionality； It has superior high magnetic permeability and low loss characteristics in the direction of easy magnetization rolling. The iron loss of oriented steel strip in the rolling direction is only 1/3 of that in the transverse direction, and the ratio of magnetic permeability is 6:1. Application: The main purpose of cold-rolled oriented silicon steel strip is for transformer manufacturing.Full process cold rolled non oriented silicon steel coating: The surface of the full process cold rolled silicon steel is coated with a semi transparent insulation coating, which has different codes in different standards. Taking Baosteel‘s Q/BQB 480 2014 as an example:

電工鋼硅鋼片 寶鋼股份自主開發(fā)的0.18毫米規(guī)格060等級（B18R060）極低鐵損取向硅鋼新品實現(xiàn)，為目前世界上損耗 的取向硅鋼。經(jīng)過10年的持續(xù)攻關(guān)，寶鋼股份已取得8項取向硅鋼新產(chǎn)品世界首發(fā)的成果，成功實現(xiàn)0.18mm、廣東梅州0.20mm、廣東梅州0.23mm、廣東梅州0.27mm、廣東梅州0.30mm和0.35mm所有厚度規(guī)格取向硅鋼 等級全覆蓋，其中在4個規(guī)格上具有1個及以上牌號的領(lǐng)先優(yōu)勢。2010年以來，為實現(xiàn)輸配電網(wǎng)技術(shù)升級與節(jié)能減排，世界各主要 和地區(qū)紛紛出臺強制性變壓器能效標(biāo)準(zhǔn)，變壓器環(huán)?；捌滂F心用取向硅鋼的極低鐵損化、廣東梅州低噪聲化趨勢已不可逆轉(zhuǎn)。寶鋼股份迅速把握政策、廣東梅州市場與技術(shù)發(fā)展動態(tài)，在國內(nèi)率先開展極低鐵損特性和低磁致伸縮特性兩大類先進取向硅鋼新產(chǎn)品制造技術(shù)研究，近年來捷報頻傳。針對極低鐵損取向硅鋼新產(chǎn)品開發(fā)，寶鋼股份從產(chǎn)品工藝到生產(chǎn)裝備進行技術(shù)創(chuàng)新，先后實現(xiàn)了B30R090、廣東梅州B27R080、廣東梅州B20P080、廣東梅州B18P080、廣東梅州B18R065、廣東梅州B20R065、廣東梅州B18R060等7項新產(chǎn)品世界首發(fā)，開發(fā)出B23P085、廣東梅州B23R075、廣東梅州B20R070、廣東梅州B23R070等 的新產(chǎn)品。B18R060新產(chǎn)品為目前世界上損耗 的取向硅鋼，比國際 等級低約15％。寶鋼股份研發(fā)的B18R060新品較目前國際取向硅鋼 等級高兩個牌號，如果采用該產(chǎn)品制造超目前 1級能效的變壓器，替代我國高耗能變壓器，每年將節(jié)電約900億千瓦時，相當(dāng)于三峽電站年發(fā)電量的90％。此外，針對低磁致伸縮特性取向硅鋼新產(chǎn)品開發(fā)，寶鋼股份從提高Goss取向一致性、廣東梅州晶?？刂萍氨砻鎻埩?yōu)化等關(guān)鍵技術(shù)入手，顯著降低了產(chǎn)品的噪聲特性；世界首發(fā)了B27R095-LM新產(chǎn)品，先后開發(fā)了B30P120-LM、廣東梅州B30P105-LM、廣東梅州B30R100-LM、廣東梅州B27R090-LM、廣東梅州B23R085-LM、廣東梅州當(dāng)?shù)谺23R080-LM等 的新產(chǎn)品。低磁致伸縮特性產(chǎn)品所制低噪聲變壓器已廣泛應(yīng)用于對噪聲要求苛刻的重要地標(biāo)性建筑物，如廣州白云機場航站樓、廣東梅州當(dāng)?shù)貜B門金磚會議主會場等。武鋼取向電工鋼20RK070 0.2＊1000＊C 涂層T2，青山基地取向電工鋼18RK075 18RK080 18RK085 18QG085 18QG095 20QG085 20QG095 20RK070 20RK075 20RK085 23QG085 23QG090 23QG095 23QG100 23RK070 23RK075 23RK080 23RK085 23RK090 23QDL 27RK085 27RK090 27RK095 27QG100 27QG120 27Q120 27Q130 27QDL 30RK095 30RK100 30RK105 30QR120 30QG105 30QG120 30Q120 30Q130 30QDL 35Q135 35Q145 35Q155 。青山基地?zé)o取向電工鋼20WTG1300 20WTG1500 25WGP1300 27WGP1400 30WGP1500 30WGP1600 35WGP1700 35WGP1800 35WGP1900 35WGP2000 35WGP2100 20WTGH1300 20WTGH1500 27WGPH1400 30WGPH1500 35WGPH1700 35WGPH1900 35W210 35W230 35WW250 35WW270 35WW300 35WH230 35WH250 35WH270 35WH300 WHG-35 50WW250 50WW270 50WW290 50WW310 50WW350 50WW470 50WW600 50WW800 50WH310 50WH350 50WH470 50WH600 50WH800 50WW1000 50WW1300 50WH1300 J23-50 65W310 65W530 65W600 65W800 70WK340 70WK380 80WK420。5，寶山基地取向電工鋼B18P075 B18P080 B18R055 B18R060 B18R065 B18R070 B18R075 B20HS065 B20HS070 B20HS075 B20HS080 B20P075 B20P080 B20P085 B20R060 B20R065 B20R070 B20R075 B20R080 B23HS075 B23HS080 B23HS085 B23RD080 B23RD085 B23RD090 B23R070 B23P085 B23P090 B23P095 B23P100 B23R075 B23R080 B23R085 B23R090 B23G110 B27P085 B27P095 B27P100 B27P110 B27R080 B27R085 B23R090 B27R095 B27G120 B30R090 B30R095 B30R100 B30R105 B30P095 B30P100 B30P105 B30P120 B30G120 B35P115 B35P125 B35P135 B35G135 B35G145。，環(huán)保低噪聲系列取向電工鋼B23R080-LM B23R085-LM B27P100-LM B27R085-LM B27R095-LM B30P100-LM B30P105-LM B30P120-LM 27QG100-H 30QG105-H。7，寶山/青山基地新能源汽車用無取向電工鋼B15AV1000 B20AV1200 B20AV1300 B25AV1300 B27AV1400 B30AV1500 B35AV1700 B35AV1800 B35AV1900 B35AV2000 B35AV2100 B20AHV1200 B20AHV1300 B27AHV1400 B30AHV1500 B35AHV1700 B25AHV1300M B27AHV1300M B30AHV1500M B15APV1000 B20APV1200 B25APV1300 B27APV1400 B30APV1500 B35APV1700 B35AHS500 B35AHS550 B35AHS600等牌號。 寶鋼集團產(chǎn)品具有低鐵損、廣東梅州當(dāng)?shù)馗叽鸥泻透邚姸鹊奶攸c，滿足各類電機設(shè)計和制造需求。 1普通系列：具有低鐵損、廣東梅州當(dāng)?shù)馗邚姸忍攸c； 2 系列：具有低鐵損、廣東梅州當(dāng)?shù)馗叽鸥刑攸c； 3 高強度系列：磁感、廣東梅州當(dāng)?shù)罔F損、廣東梅州當(dāng)?shù)貜姸热呔C合性能優(yōu)異； 4 高磁感系列：更高的磁感，滿足高轉(zhuǎn)矩、廣東梅州當(dāng)?shù)仉姍C小型化的需求； 5 高強度系列：高強度，應(yīng)用于高轉(zhuǎn)速或＊＊＊轉(zhuǎn)速轉(zhuǎn)子。寶鋼為新能源汽車驅(qū)動電機用戶提供從設(shè)計選材到產(chǎn)品量產(chǎn)的技術(shù)支持 1 電機設(shè)計選材支持，實現(xiàn)＊＊＊的性能和成本控制； 2 鐵芯用材和結(jié)構(gòu)優(yōu)化，實現(xiàn)性能或技術(shù)降本； 3 鐵芯加工制造支持，實現(xiàn)材料與裝備匹配； 4 新產(chǎn)品、廣東梅州當(dāng)?shù)匦录夹g(shù)的應(yīng)用，新能源汽車的競爭力。武鋼電工鋼特點：1鐵損低，磁感高；產(chǎn)品應(yīng)用性能優(yōu)良。2厚度精度高，縱、廣東梅州當(dāng)?shù)貦M向厚度差小，疊裝系數(shù)高。 3加工性能好，容易剪切，切片尺寸精度高。 4絕緣涂層高，色澤均勻、廣東梅州當(dāng)?shù)亟^緣性好、廣東梅州當(dāng)?shù)馗街詮?、廣東梅州當(dāng)?shù)啬蜔? 性能優(yōu)良、廣東梅州當(dāng)?shù)亟?jīng)久耐蝕。5有多種絕緣涂層可供選擇，經(jīng)專業(yè)檢測機構(gòu)檢測，有害物質(zhì)含量符合包括歐盟R o H S 及REACH在內(nèi)的國內(nèi)外現(xiàn)有各種環(huán)保法規(guī)的要求?？纱蛻舳ㄜ埰谪洠纯蛻粢蠖ㄜ埑叽?、廣東梅州當(dāng)?shù)匾?guī)格、廣東梅州當(dāng)?shù)睾穸鹊?，交貨期?0-45天。