《(?)中(Zhong)国(Guo)铜(Tong)业(Ye)》(?)专(Zhuan)家(Jia)论(Lun)坛(Tan):(?)H90材(Cai)料(Liao)铜(Tong)板(Ban)带(Dai)工(Gong)艺(Yi)研(Yan)究(Jiu)
发(Fa)布(Bu)时(Shi)间(Jian):(?)2023-03-13点(Dian)击(Ji):(?)2847来(Lai)源(Yuan):(?)洛(Luo)铜(Tong)_铜(Tong)板(Ban)_铜(Tong)带(Dai)_电(Dian)缆(Lan)铜(Tong)带(Dai)_铜(Tong)排(Pai)_铜(Tong)管(Guan)_铜(Tong)棒(Bang)_铜(Tong)箔(Bo)_铜(Tong)材(Cai)价(Jia)格(Ge)_洛(Luo)阳(Yang)浩(Hao)泰(Tai)铜(Tong)业(Ye)有(You)限(Xian)公(Gong)司(Si)
吕(Lu)孝(Xiao)良(Liang)、(?)汤(Tang)浩(Hao)((?)洛(Luo)阳(Yang)浩(Hao)泰(Tai)铜(Tong)业(Ye)4710039)(?)
前(Qian)言(Yan):(?)有(You)良(Liang)好(Hao)的(De)力(Li)学(Xue)性(Xing)能(Neng)和(He)压(Ya)力(Li)加(Jia)工(Gong)性(Xing)能(Neng),(?)耐(Nai)蚀(Shi)性(Xing)好(Hao),(?)能(Neng)镀(Du)金(Jin)、(?)涂(Tu)敷(Fu)珐(Fa)琅(Lang)。(?)用(Yong)于(Yu)装(Zhuang)饰(Shi)品(Pin)、(?)奖(Jiang)章(Zhang)、(?)船(Chuan)用(Yong)构(Gou)件(Jian)、(?)铆(Mao)钉(Ding)、(?)波(Bo)导(Dao)管(Guan)、(?)水(Shui)箱(Xiang)带(Dai)、(?)电(Dian)池(Chi)帽(Mao)、(?)水(Shui)道(Dao)管(Guan)等(Deng)材(Cai)料(Liao)。(?)通(Tong)过(Guo)对(Dui)材(Cai)料(Liao)工(Gong)艺(Yi)的(De)研(Yan)究(Jiu),(?)为(Wei)后(Hou)续(Xu)生(Sheng)产(Chan)打(Da)下(Xia)基(Ji)础(Chu)。(?)
关(Guan)键(Jian)词(Ci):(?)软(Ruan)化(Hua)性(Xing)能(Neng)、(?)加(Jia)工(Gong)硬(Ying)化(Hua)性(Xing)能(Neng)
一(Yi)、(?) 元(Yuan)素(Su)的(De)特(Te)性(Xing):(?)
1、(?)典(Dian)型(Xing)的(De)成(Cheng)分(Fen)分(Fen)析(Xi):(?)
H90 | Cu | Fe | Pb |
9061010 | 89.92 | 0.022 | 0.024 |
2、(?)元(Yuan)素(Su)的(De)影(Ying)响(Xiang):(?)
铁(Tie):(?)在(Zai)简(Jian)单(Dan)黄(Huang)铜(Tong)中(Zhong),(?)铁(Tie)对(Dui)力(Li)学(Xue)性(Xing)能(Neng)没(Mei)有(You)显(Xian)著(Zhu)影(Ying)响(Xiang)。(?)铁(Tie)在(Zai)黄(Huang)铜(Tong)中(Zhong)的(De)溶(Rong)解(Jie)度(Du)极(Ji)小(Xiao),(?)常(Chang)以(Yi)富(Fu)铁(Tie)相(Xiang)质(Zhi)点(Dian)分(Fen)布(Bu)于(Yu)基(Ji)体(Ti)中(Zhong),(?)具(Ju)有(You)细(Xi)化(Hua)晶(Jing)粒(Li)的(De)作(Zuo)用(Yong)。(?)
铅(Qian):(?)铅(Qian)在(Zai)简(Jian)单(Dan)黄(Huang)铜(Tong)中(Zhong)是(Shi)有(You)害(Hai)的(De)杂(Za)质(Zhi),(?)它(Ta)常(Chang)以(Yi)颗(Ke)粒(Li)状(Zhuang)分(Fen)布(Bu)在(Zai)晶(Jing)界(Jie)上(Shang),(?)当(Dang)α(?)黄(Huang)铜(Tong)中(Zhong)的(De)含(Han)铅(Qian)量(Liang)大(Da)于(Yu)0.03%时(Shi),(?)使(Shi)黄(Huang)铜(Tong)在(Zai)热(Re)加(Jia)工(Gong)时(Shi)呈(Cheng)热(Re)脆(Cui)性(Xing),(?)但(Dan)对(Dui)冷(Leng)加(Jia)工(Gong)性(Xing)能(Neng)无(Wu)明(Ming)显(Xian)影(Ying)响(Xiang)。(?)黄(Huang)铜(Tong)中(Zhong)铅(Qian)的(De)含(Han)量(Liang)可(Ke)以(Yi)高(Gao)一(Yi)些(Xie),(?)因(Yin)为(Wei)这(Zhe)种(Zhong)合(He)金(Jin)在(Zai)加(Jia)热(Re)和(He)冷(Leng)却(Que)过(Guo)程(Cheng)中(Zhong)会(Hui)发(Fa)生(Sheng)固(Gu)态(Tai)相(Xiang)变(Bian)((?)α(?)+β(?)=β(?))(?),(?)可(Ke)以(Yi)使(Shi)铅(Qian)大(Da)量(Liang)转(Zhuan)入(Ru)晶(Jing)内(Nei),(?)减(Jian)轻(Qing)危(Wei)害(Hai)。(?)
二(?)、(?)材(Cai)料(Liao)的(De)性(Xing)能(Neng):(?)
1、(?)H90((?)C22000)(?)物(Wu)理(Li)性(Xing)能(Neng)
导(Dao)电(Dian)率(Lu) | ≥(?)42 | %IACS |
电(Dian)导(Dao)率(Lu) | 24.36 | Ms/m |
热(Re)导(Dao)率(Lu) | 189 | W/(m.K) |
热(Re)膨(Peng)胀(Zhang)系(Xi)数(Shu) | 18.4 | 10-6/K |
密(Mi)度(Du) | 8.80 | g/cm3 |
弹(Dan)性(Xing)模(Mo)量(Liang) | 115 | GPa |
比(Bi)热(Re)容(Rong) | 0.376 | J/(g.K) |
泊(Bo)松(Song)比(Bi) | 0.34 | - |
2、(?)材(Cai)料(Liao)的(De)机(Ji)械(Xie)性(Xing)能(Neng):(?)
状(Zhuang)态(Tai) | 抗(Kang)拉(La)强(Qiang)度(Du)((?)MPa)(?) | 延(Yan)伸(Shen)率(Lu)((?)A11.3%)(?) | 维(Wei)氏(Shi)硬(Ying)度(Du) | |
M | 060 | ≥(?)245 | ≥(?)35 | ≤(?)80 |
Y2 | H02 | 330-440 | ≥(?)5 | 80-110 |
Y | H04 | ≥(?)390 | ≥(?)3 | ≥(?)110 |
三(San)、(?)软(Ruan)化(Hua)曲(Qu)线(Xian):(?)1.2-0.39 加(Jia)工(Gong)率(Lu):(?)67.5%
批(Pi)号(Hao) | 性(Xing)质(Zhi) | 规(Gui)格(Ge) | Rm | Rp0.2 | A11.3 | HV1 | 要(Yao)求(Qiu) |
9061001 | Y | 0.39 | 174/173 | 室(Shi)温(Wen) | |||
Y | 0.39 | 540 | 510 | 5.0 | 250℃(?) 30分(Fen) | ||
475 | 440 | 11.0 | 300℃(?) 30分(Fen) | ||||
310 | 205 | 40.5 | 350℃(?) 30分(Fen) | ||||
315 | 175 | 45.0 | 400℃(?) 30分(Fen) | ||||
300 | 145 | 42.0 | 450℃(?) 30分(Fen) | ||||
290 | 120 | 45.0 | 500℃(?) 30分(Fen) | ||||
280 | 96.2 | 43.0 | 550℃(?) 30分(Fen) | ||||
270 | 75.9 | 40.5 | 600℃(?) 30分(Fen) |
从(Cong)以(Yi)上(Shang)数(Shu)据(Ju)可(Ke)以(Yi)看(Kan)出(Chu):(?)材(Cai)料(Liao)在(Zai)300℃(?)开(Kai)始(Shi)再(Zai)结(Jie)晶(Jing),(?)400℃(?)完(Wan)全(Quan)再(Zai)结(Jie)晶(Jing)。(?)材(Cai)料(Liao)可(Ke)以(Yi)在(Zai)250℃(?)以(Yi)下(Xia)进(Jin)行(Xing)消(Xiao)除(Chu)应(Ying)力(Li)退(Tui)火(Huo)。(?)
四(Si)、(?)加(Jia)工(Gong)硬(Ying)化(Hua)曲(Qu)线(Xian):(?)
厚(Hou)度(Du) | 加(Jia)工(Gong)率(Lu)% | Rm | Rp0.2 | A11.3% |
5.5 | 0 | 27 | 58 | |
1.5 | 72.7 | 46.5/49.0 | 42.5/44.5 | 5.0/4.0 |
0.6 | 89 | 57.5/58.0 | 49.5/55.0 | 3.0/3.0 |
0.5 | 91 | 61.5 | 3.0 | |
0.35 | 93.5 | 61.5 | 3.0 | |
0.25 | 95.5 | 67 | 5.0 |
从(Cong)以(Yi)上(Shang)数(Shu)据(Ju)可(Ke)以(Yi)看(Kan)出(Chu):(?)材(Cai)料(Liao)加(Jia)工(Gong)率(Lu)达(Da)到(Dao)89%以(Yi)上(Shang)后(Hou)Rm、(?)A11.3数(Shu)值(Zhi)变(Bian)化(Hua)很(Hen)小(Xiao)。(?)当(Dang)材(Cai)料(Liao)达(Da)到(Dao)95.5%时(Shi)A11.3数(Shu)值(Zhi)变(Bian)大(Da),(?)说(Shuo)明(Ming)材(Cai)料(Liao)有(You)一(Yi)自(Zi)回(Hui)火(Huo)现(Xian)象(Xiang)。(?)
五(Wu)、(?)典(Dian)型(Xing)的(De)工(Gong)艺(Yi)流(Liu)程(Cheng):(?)
1、(?)规(Gui)格(Ge):0.28*155mm
2、(?)状(Zhuang)态(Tai):(?)Y
3、(?)性(Xing)能(Neng)要(Yao)求(Qiu):(?)Rm>(?)390MPa A11.3>(?)3%
4、(?)工(Gong)艺(Yi)流(Liu)程(Cheng):(?)铸(Zhu)锭(Ding)加(Jia)热(Re)—(?)热(Re)轧(Zha)—(?)双(Shuang)面(Mian)铣(Xi)—(?)初(Chu)轧(Zha)1.2—(?)切(Qie)边(Bian)—(?)容(Rong)克(Ke)气(Qi)垫(Dian)炉(Lu)((?)炉(Lu)温(Wen)600℃(?) 8米(Mi)/分(Fen))(?)—(?)中(Zhong)精(Jing)轧(Zha)0.39—(?)小(Xiao)容(Rong)克(Ke)气(Qi)垫(Dian)炉(Lu)((?)炉(Lu)温(Wen)680℃(?) 35.8米(Mi)/分(Fen))(?)—(?)精(Jing)轧(Zha)0.28-2#酸(Suan)洗(Xi)-剪(Jian)切(Qie)
5、(?)铸(Zhu)锭(Ding):(?)210*617*4800mm
6、(?)加(Jia)热(Re)温(Wen)度(Du):(?)3区(Qu):(?)940℃(?) 4区(Qu):(?)929℃(?)
7、(?)热(Re)轧(Zha)工(Gong)艺(Yi):(?)210—(?)15.0mm
192 | 167 | 142 | 117 | 95 | 75 | 55 | 42 | 32 | 24 | 19 | 15 | mm |
483 | 592 | 525 | 593 | 592 | 651 | 843 | 725 | 695 | 768 | 741 | 725 | 吨(Dun) |
2100 | 4000 | 3500 | 3800 | 3200 | 3500 | 3500 | 2500 | 2700 | 2000 | 2000 | 2800 | A |
轧(Zha)后(Hou):(?)15.5*642mm
批(Pi)号(Hao) | 状(Zhuang)态(Tai) | 规(Gui)格(Ge) | 导(Dao)电(Dian)率(Lu) | 晶(Jing)粒(Li)度(Du) | HV5 |
9061002 | R | 15.0 | 41.42 | 0.030 | 124 127 126 |
9061003 | R | 15.0 | 41.83 | 133 129 127 |
8、(?)初(Chu)轧(Zha)机(Ji)工(Gong)艺(Yi):(?)
道(Dao)次(Ci) | 轧(Zha)制(Zhi)力(Li)吨(Dun) | 电(Dian)流(Liu)A | 速(Su)度(Du)米(Mi)/分(Fen) | 前(Qian)张(Zhang)力(Li)KN | 后(Hou)张(Zhang)力(Li) | 弯(Wan)辊(Gun)力(Li) |
14-11.2 | 750 | 500 | 20 | 200 | ||
8.4 | 900 | 1100 | 150 | 200 | ||
6.3 | 980 | 1200 | 150 | 200 | ||
4.7 | 950 | 1000 | 150 | 200 | ||
3.8 | 870 | 900 | 150 | 61.4 | 200 | |
2.9 | 800 | 900 | 200 | 57.8 | 59.7 | 200 |
2.1 | 800 | 700 | 180 | 54.6 | 50.0 | 200 |
1.6 | 700 | 500 | 200 | 50.0 | 50.0 | 200 |
1.2 | 650 | 500 | 150 | 50.0 | 50.0 | 200 |
9、(?)气(Qi)垫(Dian)炉(Lu)退(Tui)火(Huo)性(Xing)能(Neng):(?)
批(Pi)号(Hao) | 规(Gui)格(Ge) | 状(Zhuang)态(Tai) | Rm | Rp0.2 | A11.3 | HV1 | 晶(Jing)粒(Li)度(Du) |
9061001 | 1.2 | M | 325/325 | 205/205 | 44.5/45.5 | 91.1/90.4 | <(?)0.010 |
9061003 | 0.39 | M | 310/320 | 184/191 | 44.0/44.0 | 82.5/83.9 | 小(Xiao)于(Yu)0.010 |
9.1产(Chan)品(Pin)的(De)高(Gao)倍(Bei):(?)
①(?)来(Lai)样(Yang)说(Shuo)明(Ming)
送(Song)检(Jian)H90带(Dai)材(Cai)试(Shi)样(Yang)两(Liang)批(Pi),(?)批(Pi)号(Hao)分(Fen)别(Bie)为(Wei)9083002和(He)9083005,(?)规(Gui)格(Ge)均(Jun)为(Wei)0.2mm,(?)状(Zhuang)态(Tai)均(Jun)为(Wei)M,(?)要(Yao)求(Qiu)高(Gao)倍(Bei)组(Zu)织(Zhi)分(Fen)析(Xi)。(?)
②(?)检(Jian)测(Ce)结(Jie)果(Guo)
试(Shi)样(Yang)沿(Yan)纵(Zong)截(Jie)面(Mian)取(Qu)样(Yang),(?)经(Jing)高(Gao)倍(Bei)制(Zhi)样(Yang)并(Bing)浸(Jin)蚀(Shi)后(Hou)显(Xian)微(Wei)观(Guan)察(Cha):(?)组(Zu)织(Zhi)均(Jun)为(Wei)α(?)单(Dan)相(Xiang)再(Zai)结(Jie)晶(Jing)组(Zu)织(Zhi),(?)晶(Jing)粒(Li)平(Ping)均(Jun)直(Zhi)径(Jing)为(Wei)0.045mm,(?)未(Wei)发(Fa)现(Xian)高(Gao)倍(Bei)组(Zu)织(Zhi)缺(Que)陷(Xian)((?)试(Shi)样(Yang)显(Xian)微(Wei)组(Zu)织(Zhi)详(Xiang)见(Jian)图(Tu)1-2)(?)。(?)
图(Tu)1:(?)9083002试(Shi)样(Yang)显(Xian)微(Wei)组(Zu) 倍(Bei)率(Lu):(?)100×(?)
图(Tu)2:(?)9083005试(Shi)样(Yang)显(Xian)微(Wei)组(Zu)织(Zhi) 倍(Bei)率(Lu):(?)100×(?)
10、(?)中(Zhong)轧(Zha)机(Ji):(?)轧(Zha)1.2-0.39mm 加(Jia)工(Gong)率(Lu):(?)67.5%
性(Xing)质(Zhi) | 规(Gui)格(Ge) | Rm | Rp0.2 | A11.3 | HV0.5 |
Y | 0.39 | 174/173 |
11、(?)成(Cheng)品(Pin)性(Xing)能(Neng):(?)
批(Pi)号(Hao) | 规(Gui)格(Ge) | 状(Zhuang)态(Tai) | Rm | A11.3 | HV0.5 |
9061004 | 0.28 | Y | 470/470 | 9.0/6.0 | 145/147 |
9061005 | 0.28 | Y | 450/455 | 3.5/6.0 | |
9061006 | 0.28 | Y | 470/475 | 5.0/6.5 | |
9061007-A | 0.28 | Y | 465/465 | 6.5/5.0 |
12、(?)成(Cheng)品(Pin)性(Xing)能(Neng):(?)
批(Pi)号(Hao) | 状(Zhuang)态(Tai) | 规(Gui)格(Ge) | Rm | Rp0.2 | A11.3 | HV0.1 | 晶(Jing)粒(Li)度(Du) | 杯(Bei)突(Tu)值(Zhi) |
9036063 | M | 0.18 | 330/340 | 170/190 | 45.5/4.0 | 0.010/0.010 | ||
9036063 | Y | 0.13 | 480/480 | 415/435 | 5.5/3.5 | 145/141 | 4.9/4.7 | |
9036075 | M | 0.17 | 330/330 | 185/150 | 46.5/46.5 | 0.010/0.010 | ||
9036075 | Y | 0.12 | 540/540 | 490/445 | 2.0/3.5 | 147/147 | 4.6/4.7 |
13、(?)水(Shui)箱(Xiang)带(Dai)各(Ge)工(Gong)序(Xu)性(Xing)能(Neng):(?)
工(Gong)序(Xu) | 工(Gong)艺(Yi)参(Can)数(Shu) | Rm | Rp0.2 | A11.3 | 深(Shen)冲(Chong) | 晶(Jing)粒(Li)度(Du) |
热(Re)轧(Zha) | 12.0 | 28 | 58 | |||
初(Chu)轧(Zha) | 5.5 | 54 | 45 | |||
退(Tui)火(Huo) | 580~(?)600℃(?) | 27 | 58 | 0.045 | ||
初(Chu)轧(Zha) | 1.5 | 46.5/49.0 | 42.5/44.5 | 5.0/4.0 | ||
中(Zhong)轧(Zha)机(Ji) | 0.6 | 57.5/58 | 49.5/55.0 | 3.0/3.0 | ||
退(Tui)火(Huo)((?)578)(?) | 540℃(?) | 26.5 | 50 | 11.3/11.7 | 0.045 | |
精(Jing)轧(Zha) | 0.22 | |||||
退(Tui)火(Huo) | 0.22((?)380℃(?)1.5小(Xiao)时(Shi))(?) | 8.8 | ||||
成(Cheng)品(Pin) | 0.15 | 4.3/4.8 |
14、(?)不(Bu)同(Tong)国(Guo)家(Jia)生(Sheng)产(Chan)料(Liao)的(De)高(Gao)倍(Bei):(?)厚(Hou)度(Du):(?)0.15mm
瑞(Rui)士(Shi)料(Liao)80-8-27 晶(Jing)粒(Li)度(Du):(?)0.015mm
上(Shang)海(Hai)料(Liao)80-8-28
洛(Luo)铜(Tong)料(Liao)80-8-29
结(Jie)论(Lun):(?)
1、(?)材(Cai)料(Liao)的(De)组(Zu)织(Zhi)均(Jun)为(Wei)α(?)单(Dan)相(Xiang)。(?)
2、(?)材(Cai)料(Liao)在(Zai)300℃(?)开(Kai)始(Shi)再(Zai)结(Jie)晶(Jing),(?)400℃(?)完(Wan)全(Quan)再(Zai)结(Jie)晶(Jing)。(?)材(Cai)料(Liao)可(Ke)以(Yi)在(Zai)250℃(?)以(Yi)下(Xia)进(Jin)行(Xing)消(Xiao)除(Chu)应(Ying)力(Li)退(Tui)火(Huo)。(?)
3、(?)材(Cai)料(Liao)加(Jia)工(Gong)率(Lu)达(Da)到(Dao)89%以(Yi)上(Shang)后(Hou)Rm、(?)A11.3数(Shu)值(Zhi)变(Bian)化(Hua)很(Hen)小(Xiao)。(?)当(Dang)材(Cai)料(Liao)达(Da)到(Dao)95.5%时(Shi)A11.3数(Shu)值(Zhi)变(Bian)大(Da),(?)说(Shuo)明(Ming)材(Cai)料(Liao)有(You)一(Yi)自(Zi)回(Hui)火(Huo)现(Xian)象(Xiang)。(?)