人妻中文字幕在线观看,国产一区二区三区久久久久久久久,免费无码婬片AAAA片软件,密桃Av噜噜一区二区三区网址,囯产精品久久久久久久久久三级
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


a片网站在线观看 | 熟女少妇一区二区 | 日本男女日批嗷嗷叫的视频播放 | 天堂网2014av | 2018中文字幕 | 你懂的成人无码不卡无毒在线 | 亚洲三级在线播放 | 亚洲免费内射视频 | 美国一级特黄AAA片做受 | 美女扒开尿口让男人桶 | 国产精品日本探花 | 91在线无码精品秘 蜜桃 | 亚洲午夜精品一区二区三区他趣 | 91 口爆吞精国产 | 四季岛国AV无码一区 | 成人在线观看中文字幕播放 | 婷婷五月综合亚洲 | 刘涛囗交一级A片 | 91狠狠色综合久久久夜色撩人 | 黄色三级片免费网站福利姬 | 丰满少妇无套内谢A片免费台湾 | 红桃视频无码视频欧美 | 亚洲国产成人久久一区二区三区 | 日BBBBBBB| 成人区色情综合小说 | 国产精品高潮久久AV无码 | 亚洲成人在线网址 | 性做爰A片免费播放 | 99无码秘 蜜桃人妻一区二区三区 | 午夜久久动漫免费观看视频 | 女主播大尺度色诱视频免费观看 | 1314肥老熟妇伦子伦456 | 91精品日产一二三区乱码 | 九色自慰喷白浆9 1 亚洲av影院在线观看 | 成人在线观看免费完整版的 | 中文字幕人妻熟女一区二区三区电影 | 日韩黄片在线播放 | 看全色黄大色大片免费久久久 | 欧洲精品一区二区三区 | 少妇搡BBBB搡BBB搡失恋 | 国产另类一二三区在线播放 |