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"礦用電話線MHYV\礦用電話線MHYV " 供應(yīng)商內(nèi)蒙古自治區(qū)
價(jià)格:0  元(人民幣) 產(chǎn)地:大城
最少起訂量:1 發(fā)貨地:天津
上架時(shí)間:2018-03-04 19:47:38 瀏覽量:32
天津市電纜總廠第一分廠  
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"礦用電話線MHYV\礦用電話線MHYV" 供應(yīng)商內(nèi)自治區(qū)

鋼絲編織鎧裝礦用通信電纜MHYBV使用條件
●溫度:-40~50℃
●月平均大相對(duì)溫度:95%(+25℃)
●安裝敷設(shè)溫度:≥-10℃
●安裝時(shí)小彎曲半徑:MHYBV、MHJYV為電纜外徑的10倍,其他型號(hào)為電纜外徑的15倍
●電纜型號(hào)、名稱及使用范圍
型號(hào)
 
名稱
使用范圍
MHYV
煤礦用聚絕緣聚氯護(hù)套通信電纜
用于平巷、斜巷及機(jī)電峒室
MHJYV
煤礦用加強(qiáng)型線芯聚絕緣氯護(hù)套通信電纜
用于機(jī)械損傷較高的平巷和斜巷
MHYBV
煤礦用聚絕緣鍍鋅鋼絲編織鎧裝聚氯護(hù)套通信電纜
用于機(jī)械損傷較高的平巷和斜巷
MHY
煤礦用聚絕緣鋁—聚粘結(jié)護(hù)層聚氯護(hù)套通信電纜
用于較濕的斜井和平巷
MHYA32
煤礦用聚絕緣鋁—聚粘結(jié)護(hù)層鋼絲鎧裝聚氯護(hù)套通信電纜
用于豎井和斜井
●鋼絲編織鎧裝礦用通信電纜MHYBV結(jié)構(gòu)數(shù)據(jù)及主要技術(shù)支持
型號(hào)結(jié)構(gòu)及性能
 
MHYV
MHJYV
MHYBV
MHY
MHYA32
規(guī)格(對(duì)數(shù)\芯數(shù))
1×2
2×2
1×4
5×2
1×2
2×2
5×2
10×2
20×2
20×2
30×2
50×2
30×2
50×2
80×2
線芯結(jié)構(gòu)根數(shù)/直徑mm
7/0.28
4/0.28銅線
+3/0.28鋼線
1/0.8
粘接護(hù)層及鎧裝層
——
——
編織0.2—0.3的鍍鋅鋼絲
鋁—聚帶繞包
聚繞包及鍍鋅鋼絲鎧裝
電纜外徑≤mm
7.1
8.6
8.0
11.5
7.1
8.6
15.6
18.4
23.4
23.4
27.4
32.6
32.6
37.3
43.0
電纜參考重量kg/km
58
89
68
134
58
87
218
323
512
472
678
1006
1450
1943
2828
電纜導(dǎo)電線芯直流電阻≤Ω/km
45
73
36.7
絕緣線芯絕緣電阻≥Ω/km
3000
耐交流電壓
電纜絕緣線芯間及絕緣線芯與屏蔽間應(yīng)能經(jīng)受歷時(shí)1min,1.5kv交流電壓
工作電容≤μF/km
0.06
遠(yuǎn)端串音衰減(500m)≥dB
70
固有衰減≤dB/km
1.10
1.30
0.95
電纜工作時(shí)的直流電阻差≤
環(huán)阻的2%
鋼絲編織鎧裝礦用通信電纜MHYBV用途:主要用于煤礦井下監(jiān)測(cè)、監(jiān)控、軌道運(yùn)輸作信息傳輸線,也可用于通訊作信息傳輸。
"礦用電話線MHYV\礦用電話線MHYV" 供應(yīng)商內(nèi)自治區(qū)


 Service is a laboratory for product failure and defect recognition process.It is widely used in some high quality of the reliability of the platform.Service laboratory equipment can help ysis leads to the root of the terminal product, service or system failure, to establish correct measures, help to improve the product or other products of the next generation.In order to overcome failure mode in the production process, once the root cause of question on quality and production capacity he been identified, service lab equipment will be used.These instruments including scanning electron microscope (SEM), transmission electron microscope (TEM), secondary ion mass spectrometry (SIMS).Laboratory service market is in the stage of growth.High resolution mass spectrometry and electron microscope were used to improve the ysis process, also promoted the traditional microscope and the rapid development of mass spectrometry.In addition, semiconductors, and the development of biotechnology and pharmaceutical industry also promote the service demand of laboratory instruments and equipment.Laboratory service market in 2014 was $3.75 billion, by 2020 the market is expected to reach $5.45 billion, 2014 to 2020 before the compound annual growth rate of 6.45%.The highest expected market growth in the asia-pacific region, due to the main growth expectations in this region of materials science in developing countries.North America, Europe, and even China and Japan and other countries in the asia-pacific region is the service lab early adopters of the market.Early because of skilled Labour and capital is easy to oain, China has great potential market in terms of microscope;Due to the increasing research and development plan, India and Brazil will be the future can be expected in the market;In addition, these countries are easy to access to capital is a key driver.Materials science is one of the largest applications, SEM followed by industry.Relevant laboratory services company mainly include: Exponent (us), IntegratedServiceTechnology (Taiwan), NanolabTechnologies (USA), Chipworks (Canada).Original equipment manufacturer (OEM) include: Hitachi (Japan), FEI (USA), JEOL (Japan), andCarlZeiss (Germany).During the market forecast, transmission electron microscopy (tem) and double beam microscope system part is expected to promote service laboratory market growth.Semiconductor companies in the different stages of R&D and product whole life cycle to add a new laboratory equipment, will promote the development of OEM and service market.However, for a small company (especially in semiconductor, biotech and pharmaceutical companies), the high cost of laboratory services, these services outsourcing to control costs.This kind of outsourcing services and small laboratory will lead to the entire service laboratory market growth.儀器、儀表

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