亚洲精品在线视频|国产美女吞精在线播放|亚洲AV无码在线观看免费DVD|亚洲一区二区三区伦理电影院

Drilling rig model

ZJ20/1350J rig

ZJ20/1350L rig

ZJ20/1350D rig

Nominal drilling depth

127 drill pipe, 2000 meters

127 drill pipe, 2000 meters

127 drill pipe, 2000 meters

maximum load

1350Kn

1350Kn

1350Kn

Traveling system gear train

4X5

4X5

4X5

Wire rope diameter

26mm

26mm

26mm

Maximum input power of winch

350Kw(480Hp)

350Kw(480Hp)

350Kw(480Hp)

Winch gear

3 forward and 2 backward

3 forward and 2 backward

3 forward and 2 backward

Service brake

Band brake

Band brake

Band brake/hydraulic disc brake

Auxiliary braking

electromagnetic eddy current brake

electromagnetic eddy current brake

electromagnetic eddy current brake

Rotary table opening diameter

445mm

445mm

445mm

Derrick type

Ktype

Ktype

Ktype 

derrick height

34m

34m

34m

Base height

2.8m

2.8m

2.8m

Base clearance height

2.2m

2.2m

2.2m