国产真人性做爰视频免费40分钟,国产六月婷婷爱在线观看,婷婷五月天天爽,国产老太一性一交一乱

歡迎訪問(wèn)濟(jì)寧卓力工礦設(shè)備有限公司

咨詢(xún)服務(wù)電話：

18605374511

卓力鍛造三環(huán)鏈：Y24手持鑿巖機(jī)英語(yǔ)說(shuō)明書(shū)

點(diǎn)擊次數(shù)：750   更新時(shí)間：2014-01-10      來(lái)源：

Y24手持鑿巖機(jī)，鍛造三環(huán)鏈，卓力三環(huán)鏈，Y24鑿巖機(jī)，鑿巖機(jī)

         Technical Specifications

 Type

Y24

 Weight

24 (Kg)

 Length

604 (mm)

 Cylinder dia

φ70 (mm)

 Piston stroke

70 (mm)

 Working pressure

0.4~0.5 (Mpa)

 Impact energy

44.7 (J)

 Impact frequency

≥27 (Hz)

 Air consumption

≤55 (L/s)

 Working water pressure

0.2~0.3 (Mpa)

 Air pipe inner dia

φ19 (mm)

 Water pipe inner dia

φ8 (mm)

 Rock drill hole dia

φ28~φ40 (mm)

 Rock drill hole depth

5 (m)

 Shank size

22×108 (mm)