China Shaanxi Welong Oiltools Co., Ltd
[China]

Address:
B17 of Van Metropolis Xi'an, No.35 of Tangyan Road ,China 710065 Xian Shanxii 710065 China

Phone:
86-029-88331700

Contact name:
Wendy Z Wong

China Shaanxi Welong Oiltools Co., Ltd

Click to enlarge image

Electric Drive Rig

Model		ZJ30/ 1700DB	ZJ40/ 2250DB	ZJ50/ 3150D	ZJ50/ 3150DB	ZJ70/ 4500D	ZJ70/ 4500DB
Nominal drilling depth (114mm drilling pipe)		1600~3000	2500~4000	3800~5000	3800~5000	4500~7000	4500~7000
Max. Hook Load		1700	2250	3150	3150	3150	4500
Number of Lines of Hoisting System		10	10	12	12	12	12
Dia.of Wireline for Hoisting		29(11/8)	32(11/4)	35（13/8）	35（13/8）	38（11/2)	38（11/2)
Max. Pull of Fast Line		210	280	350	350	485	485
Drawworks	Model	JC30DB	JC40DB	JC50D	JC50DB	JC70D	JC70DB
	Rated Power of Drawworks	550	735	1100	1100	1470	1470
	Speed	I, Smooth Change	I, Smooth Change	4, Smooth Change	I, Smooth Change	4, Smooth Change	I, Smooth Change
	Main Brake	Hydraulic Disc Brake
	Auxiliary Brake	Eddy Brake or EATON Brake
Crown Block		TC170	TC225	TC315	TC315	TC450	TC450
Traveling Block		YC225	YC225	YC315	YC315	YC450	YC450
Hook		DG225	DG225	DG315	DG315	DG450	DG450
Swivel	Model	SL225-II	SL225-II	SL450-II
Swivel	ID of Swivel Stem	75
Rotary Table	Model	ZP520 orZP275		ZP375
	Dia.of Opening	520.7(201/2) or 698.5(271/2)		952.5(371/2)
	Speed	II ,smooth change	II ,smooth change	II, smooth change	1,smooth change	II, smooth change	1, smooth change
Mud Pump	Model×Number	F-1300×2	F-1300×2	F-1600×2	F-1600×2	F-1600×3	F-1600×3
	Power of Each Mud Pump	960(1300)	960(1300)	1180(1600)	1180(1600)	1180(1600)	1180(1600)
	Drive Mode	Electric drive
Mast	Type	K
Mast	Working Height	41.5	41.5	43	43	45	45
Height of Drilling Floor		7.5	7.5	9	9	9	9
Clear Height of Drilling Floor		6.26	6.26	7.7	7.7	7.7	7.7

Mechanical Drilling Rig

Model	ZJ130/1700L	ZJ40/2250L(LDB)		ZJ50/3150L(LDB)			ZJ70/4500L(LDB)
m Nominal Drilling Depth (114mm Drilling Pipe)	1600~3000	2500~4000		3500~5000			4500~7000
Max hook load	1700	2250		3150			4500
Number of Lines of Hoisting System	10	10		12			12
Dia.of Wire Line	29(11/8)	32(11/4)		35(13/8)			38(11/2)
Max. Pull of Fast Line	210	280		340			485
Model of Drawworks	JC30L	JC40L	JC40LDB	JC50L	JC50LDB		JC70L	JC70LDB
Rated Power of Drawworks	550	735		1100			1470
Speed of Drawworks	4Forward+ 2Reverse	4Forward+ 2Reverse	4Forward	4Forward+ 2Reverse	4Forward		6Forward+ 2Reverse	6Forward
Main Brake of Drawworks	Hydraulic Disc Brake
Auxiliary Brake of Drawworks	Eddy Brake	Eddy Brake or EATON Brake
Crown Block	TC170	TC225		TC315			TC450
Traveling Block	YC225	YC225		YC315			YC450
Hook	DG225	DG225		DG315			DG450
Model of Swivel	SL225-II	SL225-II		SL225-II			SL450-II
mm lD of Swivel Stem	75
Model of Rotary Table	ZP520 or ZP275	ZP520 orZP275		ZP375		ZP375
Dia. of Opening of Rotary Table	520.7(201/2) or 698.5(271/2)	520.7(201/2)or 698.5(271/2)		952.5(371/2)		952.5(371/2)
Speed of Rotary Table	4Forward+ 2Reverse	4Forward+ 2Reverse	2 Reverse	4Forward+ 2Reverse	2 Reverse	6Forward+ 2Reverse		2 Reverse
Model×Number of Mud Pump	F-1300×1	F-1300×2		F-1600×2		F-1600×2
Power of Each Mud Pump	960(1300)	960(1300)		1180(1600)		1180(1600)
Drive Mode of Mud Pump	Compound drive
Type of Mast	K
Working Height of Mast	41.5	43		45		45
Height of Drilling Floor	4.5 or 6	6 or 7.5		7.5 or 9		9
Clear Height of Drilling Floor	3.44 or 4.67	4.67 or 6.26		6.26 or 7.7		7.7