连接器之材料的选用

高階銅合金

COSTDOWN

之建議策略以目前5C市場使用之高階銅合金為主前言您用對材料了嗎?forR&D您買對材料了嗎?for採購此份投影片為目前市場常用之高階銅合金之價格與特性比較鎧蔚企業有限公司TEL:02-2278-1989FAX:02-2999-9687大綱如果您的產品需要...A)需要高強度與導電率B)需要極高強度與極優折彎表現C)需要高強度、極優折彎表現與沖壓穩定度D)需要強度、極高導電率與抗應力鬆弛能力A)需要高強度與導電率對象:1)原使用低铍銅，需要costdown的產品2)客戶要求需符合RoHS規範3)需要高降伏強度4)需要低接觸阻抗5)需要低溫升6)需要高插拔次數7)大電流連接器8)在高溫的環境下工作建議K57(C7035)的原因:1)特性超越低鈹銅，價格卻低了許多2)符合RoHS環保要求3)高強度、高導電率、高抗應力鬆弛能力

降服強度/Yieldstrength導電率/熱傳導係數Electrical/thermalconductivity折彎性/Bendability抗應力鬆弛/Stressrelaxationresistance價格優勢/PriceK57(C7035)銅鎳矽合金常用高強度銅合金

(要求高強度與導電率)MaterialTemper材料硬度YieldStrength0.2%offset(Mpa)降伏強度TensileStrength(Mpa)抗拉強度ModulusofElasticity(Gpa)彈性係數ElectricalConductivity%IACS

導電率ElongationPercent(%)延展率MinnBendingRadiusfor90°GWBWR/T比(折彎表現)RemarkThickness備註厚度HV硬度PRICE價格(星星越多價格越高)K55(C7025)-TM02銅鎳矽合金585min.650~78013040min.7min.1.01.0200~240★★K55(C7025)-TM04銅鎳矽合金655min.690~80013040min.5min.1.51.5220~260★★K57(C7035)-TM04銅鎳矽合金750~850770~900131504min.1.51.5≦0.15mm220~280★★★22＜0.35mmK57(C7035)-TM06銅鎳矽合金810~920840~970131451min.22≦0.15mm240~300★★★2.52.5＜0.35mm

C17410-1/2HT

低鈹銅550~680650~80013850min.10~200.50.5180~230★★★★

C17410-HT低鈹銅690~830750~90013845min.7~171.55.0210~280★★★★C17510HT低鈹銅650~870750~94013848min.8~2022216~287★★★★C17460BrushForm47-HT低鈹銅861nom.931nom.13847nom.5min.1.51.5N/A★★★★C17460Brush60-HT低鈹銅720~870820~97013850min.10min.1.51.5250~300★★★★2003004005006007008009001.000Rel.bendradiusr/tYieldStrengthRp0,2(MPa)0123451.1001.200max.stripthickness0.5mmK57-C70350C17410C17460K55-C70250badwaygoodwayTemper1Temper2Temper1Temper2Temper1Temper2Temper1Temper2Temper2K57與CuBe的折彎表現最小折彎半徑&降伏強度Expectedvalues00,511,522,53020406080w/tr/tgoodwaybadway„badway“w„goodway“wDatasheetvaluesK57Bendability:w/t比與r/t比Resultsfor90°Bends,TemperTM04Expectedvalues00,511,522,53020406080w/tr/t„badway“w„goodway“wDatasheetvaluesgoodwaybadwayK57Bendability:w/t比與r/t比Resultsfor90°Bends,TemperTM06ExpectedvaluesWielandK57DataSheet(1)WielandK57DataSheet(2)B)需要極高強度與極優折彎表現對象:1)原使用高铍銅，或NKT322需要costdown的產品2)客戶要求需符合RoHS規範3)需要極高降伏強度4)需要極高插拔次數5)折彎R角極小建議YCuT-FX的原因:1)特性類似高鈹銅，價格卻低了許多2)符合RoHS環保要求3)極高強度、極高抗應力鬆弛能力4)極優折彎表現

降服強度/Yieldstrength導電率/熱傳導係數Electrical/thermalconductivity折彎性/Bendability抗應力鬆弛/Stressrelaxationresistance價格優勢/PriceYCuT-FX超級鈦銅常用高強度銅合金

(要求超高強度與折彎表現)MaterialTemper材料硬度YieldStrength0.2%offset(Mpa)降伏強度TensileStrength(Mpa)抗拉強度ModulusofElasticity(Gpa)彈性係數ElectricalConductivity%IACS

導電率ElongationPercent(%)延展率MinnBendingRadiusfor90°GWBWR/T比(折彎表現)RemarkThickness備註厚度HV硬度PRICE價格(星星越多價格越高)YCuT-FX-H超級鈦銅850~1000920~1080N/A12min.10min.00.5≦0.15mm300~340★★★★0.510.15~0.25YCuT-FX-EH超級鈦銅900~1050970~1100N/A12min.6min.01≦0.12mm310~360★★★★120.12~0.22YCuT-FX-SH超級鈦銅950~11501010~1200N/A12min.3min.12≦0.10mm315~380★★★★230.10~0.20C1990R-1/4H鈦銅700785~9301271310min.11.5250~300★★★★C1990R-EH

鈦銅900885~1080127135min.26300~350★★★★C1990(HP)-EH

鈦銅820~920885~108012710~1315min.0.53290~340★★★★NKT-322-EH鈦銅850~950920~102012010~1310min.00.5310★★★★☆NKT-322-SH鈦銅900~1000970~110012010~133min.01330★★★★☆C17200-1/2HT後製熱處理高鈹銅1100~13501270~149013122~281~80.51需要熱處理373~435★★★★☆C17200-190-HM高鈹銅750~950930~104013117~289~2022285~343★★★★★★C17200-190-XHM高鈹銅930~11801060~125013117~284~1545317~378★★★★★★C17200-290-TM04(HMB)高鈹銅790~940960min.13117~269~2511285~369★★★★★★☆C17200-290-TM06(XHMB)高鈹銅930~10701060min.13117~266~132.52317~393★★★★★★☆C17460-390-HT高鈹銅930~1055950~109013844min.1min.22317~393★★★★★★☆

Dowa-Olin鈦銅YCuT-FX

Bendability:w/t比與r/t比

C)需要高強度、極優折彎表現與沖壓穩定度對象:1)原使用日本磷青銅，需要costdown的產品2)原使用台灣磷青銅，但在高硬度的沖壓表現不穩定(斷裂或橘皮)3)客戶要求需符合RoHS規範4)需要高降伏強度5)需要高插拔次數6)原使用一般磷青銅設計，但折彎R角過小，導致無法成型

建議B18-SUPRALLOY小晶粒磷青銅的原因:1)小晶粒的磷青銅，價格低2)符合RoHS環保要求3)較高之疲勞強度4)極優折彎表現

降服強度/Yieldstrength導電率/熱傳導係數Electrical/thermalconductivity折彎性/Bendability抗應力鬆弛/Stressrelaxationresistance價格優勢/PriceB18-Supralloy小晶粒磷青銅常用高強度銅合金

(要求強度、極優折彎表現與沖壓穩定度)MaterialTemper材料硬度YieldStrength0.2%offset(Mpa)降伏強度TensileStrength(Mpa)抗拉強度ModulusofElasticity(Gpa)彈性係數ElectricalConductivity%IACS

導電率ElongationPercent(%)延展率MinnBendingRadiusfor90°GWBWR/T比(折彎表現)RemarkThickness備註厚度HV硬度PRICE價格(星星越多價格越高)C5210-EH一般磷青銅N/A685~78510912min.11min.24210~230★C5210-SH一般磷青銅N/A735min.10912min.9min.46230~250★

B18SA-R685(EH)小晶粒磷青銅650min.685~7851151315min.00.5210~260★☆

B18SA-R735(SH)小晶粒磷青銅700min.735~835115139min.02230~270★☆

B18SA-R800(ESH)小晶粒磷青銅775min.800~900115135min.14250~290★☆C5240-EH特殊磷青銅700750~85010012min.9min.0.51230~270★★☆C5240-SH特殊磷青銅800850~95010012min.5min.34250~290★★☆C5248-H特殊磷青銅730~835760~86010811min.10min.02~3N/A★★☆C5248-EH特殊磷青銅760~860800~91010811min.8min.0.52~4N/A★★☆C5218-EH特殊磷青銅705~805745~86010910min.13min.01~2215~280★★☆C5218-SH特殊磷青銅760~860790~9101096min.13min.0.52~4230~295★★☆

B18-SUPRALLOY®小晶粒磷青銅–180°折彎比較對象C5210

0,15mm180°折彎

withr=0,2mm,badway日本C5210-EH

降服強度=650MpaWielandB18SUPRALLOY-R685

降服強度=685MParCracks:一般日本磷青銅已出現裂紋!B18-SUPRALLOY®:儘管高強度依然完美成型且表片平滑!!疲勞強度–WielandB18SUPRALLOY®***疲勞強度尚有54%的Tensilestrength!(一般銅材約30%~35%)StandardSUPRALLOY®D)需要高導電率、強度與抗應力鬆弛能力對象:1)有大電流通過之產品(5A以上)2)要求低阻抗與低溫升3)客戶要求需符合RoHS規範4)需要磷青銅C5210H的強度5)在高溫下工作，需要優異的抗應力鬆弛能力

建議C18080/K88的原因:1)優異的抗應力鬆弛能力2)符合RoHS環保要求3)能在高導電率下保有高強度

降服強度/Yieldstrength導電率/熱傳導係數Electrical/thermalconductivity折彎性/Bendability抗應力鬆弛/Stressrelaxationresistance價格優勢/PriceK88(C18080)銅鉻銀鐵鈦矽合金常用高強度銅合金

(要求高導電率、強度與抗應力鬆弛能力)MaterialTemperYieldStrength0.2%offset(N/mm2)TensileStrength(N/mm2)ModulusofElasticity(kN/mm2)ElectricalConductivity%IACS

ElongationPercent(%)MinnBendingRadiusfor90°GWBWRemarkThicknessHVPRICEC18080/K88-R