国产高清天天在线,超碰艹人人在线观看,久久新7777,国产美女极度色诱视频,日本三级片网页,淫乱人妻精品视频中文字幕

KG series semi-hydraulic open-air crawler rig
KG920B semi-hydraulic medium wind pressure open-air crawler drilling rig

KG920B type open-air drill rig on the basis of KY125 drilling rig, optimize and upgrade the hydraulic system, drill arm parts, walking components, Increase power (YC4D80) climbing ability is stronger, more reasonable drilling angle,faster rotation speed and advancing speed,longer motor service life,better reliability.


KG920B Open-air  drilling rig technical parameters:
Rock hardness f=6-20 Weight 4200kg
Drilling diameter φ80-115mm Dimension 4400x2200x2050mm
Economic drill deep 20m Carriage elevation angle bow 135°upward 5°total145°
Rotating speed 0-70r/min Carriage swing angle left 100° right 45°total145°
Rotating torque 1400N.m Drill arm elevation angle left50°right 25°total75°
Lifting power 15000N Drill arm swing angle left 44° right 45°total89°
Propulsion mode cylinder-chain Carriage compensation 900mm
Feeding stroke 3000mm Power YC4D80（58kW 2400r/min）
Working speed 0-1.8km/h Drill rod φ64x3000mm
Gradeability 30° Working Pressure 1.0-1.7MPa
Ground clearance 290mm Capacity 9-16m3/min
Improvement comparison
KG920B KY125 Notes
Walking components motor+gear reducer structure Steel motor direct Reduce the motor pressure, improve motor lifetime
Walking pressure 11MPa 14-16MPa
Drill arm components new drill arm Horizontal, vertical hole at the same time;Horizontal hole height is low
Hydraulic system 330 pump; Drift diameter new valve group; New diverter valve, using new type of joint. 19.2pump Increasing traffic,reduce drag,neat appearance
Air course system movable valve type shock valve spherical valve well operation
Rotating speed 83r/min(diesel 1700r/min)
107r/min(diesel 2200r/min) 		55r/min(1700r/min) improve50%
Fltting speed 450mm/s 336mm/s improve33%

LGCY-13/13Diesel portable screw air compressor

☆Working pressure:1.3MPa

☆Capacity:13m3/min

☆Motor Power ranger:132kW

>>Click to view data for details


LGCY-13/17Diesel portable screw air compressor

☆Working pressure:1.7MPa

☆Capacity:13m3/min

☆Motor Power ranger:158kW

>>Click to view data for details


中文字幕人妻丝袜成熟乱 | 亚洲精品无码久久久久久 | 亚洲香蕉AV在线一区二区三区 | 无码免费毛片不卡视频视频 | 国产精品丰满大屁股流白浆 | 国产欧美精品一区二区色综合 | 免费无码国产精品12 | 亚洲AV成人无码国产丝袜在线 | 无码人妻丰满熟妇区毛片18 | 黑人巨大精品人妻一区二区 | 丁香五月天之婷婷影院 | 亚洲熟妇无码AV在线播放 | 国产精品美女久久久久AV超清 | 人妻洗澡被强公日日澡 | 国产成人精品免高潮费视频 | 亚洲精品国产五月综合网 | 亚洲AV成人片色在线观看高潮 | 99久RE热视频这里只有精品6 | 亚洲无码一区二区三区在线 | 精品国产日韩一区二区三区在线 | 老女人老肥熟国产在线视频 | 97久妻在线观看免费视频 | 日韩精品人妻一区二区中文 | 好吊妞无缓冲不卡在线视频 | 女人被男人躁得好爽视频免费 | 日本一区二区三区四区公司 | 国产麻豆精品久久一二三 | 亚洲人成亚洲人成在线观看 | 日本大乳高潮视频在线观看 | 精品欧美国产一区二区三区不卡 | 让少妇高潮无乱码高清在线观看 | 18岁日韩内射颜射午夜久久成人 | 久久午夜夜伦鲁鲁片无码免费 | 天天摸天天做天天爽天天弄 | 日产一区二区三区在线按摩 | 91精品久久久久久久无码 | 亚洲第一av无码专区 | 亚洲精品成A人在线观看 | 日韩精品极品视频在线观看免费 | 五月婷婷在线人妻偷情视频 | 好吊妞在线视频这里只有精精、 |