Product Description

 

DSL SERIES OF POWER SWIVEL
DSL Power Swivel is the device to in­ stall on the derrick of servicing rig, to provide rotating power. Except the use for such work­ over jobs as casing milling. milling, drilling cement plug and bridge plug and fishing. it is also used for sidetracking drilling, drilling open hole and coring. The product is designed and  manufactured according to API Spes 8C specifi­tion.
Main specifications:

Model		DSL-110	DSL-135
Max. static load	kN	1100	1350
	US ton	120	150
Dynamic load rating	kN	600	1080
	US ton	65	120
Max. speed	rpm	150	150
	MPa	35	35
Max. pressure	psi	5000	5000
	N.m	8450	16000
Max. torque	ft.lbf	6300	11800
Gooseneck connection		3LP	3LP
Sub connection		31/2 IF	31/2 IF
Size	mm	2361x953x865	2480x1180x950
	in	93×37.5×34	97.5×46.5×37.5
Weight	kg	910	1400
	lb	2000	3080

SERIES OF SPINNERS
 

Technical Specifications

Model		XSL160.2C	XSL225.2C            XSL315.2C            XSL450.2C
Air pressure	MPa	0.7~0.9
	psi	101~130
Rated torque	N.m	1300	1600
	ft.lbf	959	1180
Brake torque	N.m	1600	2500
	ftlbf	1180	1840
Rated speed	rpm	80	70
Rotating direction		Single direction	Double direction
Size	mm	608X450X440	740X565X475
	in	24X18X17	29X21X19
Weight	kg	218	272
	lb	480	600
Suited for		SL135, SL170	SL225,SL315,SL450

TECHNICAL SPECIFICATION:

Model		XSL160.2B	XSL225.2B
Rated flow	L/min	114
	gpm	30.1
Rated pressure	MPa	12
	psi	1740
Rated torque	N.m	2590	2850
	ft.lbf	1910	2100
Rated speed	rpm	66	70
Size	mm	817X626X486	900X750X550
	in	32.1X24.6X19.1	35.4X29.5X21.7
Weight	kg	280	350
	lb	617	772
Suited for		SL135,SL170	SL225

ROLLER KELLY BUSHING
The bushing is to drive kelly by matching with rotary bushing. There are 2 drive modes: square drive and pin drive. Three types: heavy, medium, and light. For kelly: Square and Hexagonal . It fits for 1 71 /2-491 /2in rotary tables. The product is designed and manufactured according to API Spec 7K Specification for Drill and well servicing Equipment.
Technical Specifications

Model		HDS	27-HDP	20-HDP	MDS	20-MDP	17-MDP	LDS
Type		Heavy			Medium			Light
Max. torque	N.m	32365			22555			13729
	ft. lbf	23871			16636			10126
Drive Mode		Square	Pin		Square	Pin		Square
Square	in	3~6			2 1/2~5 1/4	2 1/2~ 4 1/4		2 1/2 ~5 1/4
Hex	in	3~6			3 ~ 4 1/4			3 ~ 4 1/4
	mm	630X630X740	630X630X780		493X493X696	510X510X720	458X458X700	508 X 508X 700
Size	in	24.8X24.8X29.1	24.8X24.8X30.7		19.4X19.4X27.4	20 X 20 X 28.3	18X18X27.5	20X 20X 27.5
	kg	700	730	670	500	460	340	400
Weight	lb	1540	1610	1470	1100	1012	750	808

 

KELLY SPINNER
Kelly spinner is a special equipment to connect single pipe by matching with mouse hole clamping device. It unitizes air or hydraulic motor to drive kelly to rotate. And it has the features of security, labor saving and high effi­ciency .It is designed and manufactured accord­ing to API Spec 8C “Specification For Drilling and Production Hoisting Equipment”.
Technical Specificat ions

Model		FXD                       QF2		Q3	A6C	6600	6800
Drive mode		Pneumatic Driven					Hydraulic Driven
Max. static load	kN	2250
	Us tom	250
Pressure	MPa	0.5-0.9					13.8
	psi	72-130					2000
Brake torque	Nm	1200	1600	1650	1500	1500	1650
	ft.lbf	885	1180	1215	1100	1100	1215
die speed	rpm	76	72	72	170	130	110
Rotating direction		Single	Double
Stem connection		6-5/8 REG LH
Size	mm	845X740X725	558X558X935	860X725X980	768X768X1225	740X710X978	740X710X978
	in	33X29X28	22X22X37	34X28X39	30X30X48	29X28X38.5	29X28X38.5
Weight	kg	383	450	520	540	500	504
	lb	844	992	1146	1190	1100	1110

 

QQD PNEUMATIC CASING ELEVATOR/SPIDER  
QD pneumatic casing elevator/spider is applicable for casing of 60~622mm(23/8~241/2 in) It features labor saving, safe and pneumatic operation. It is a kind of ideal tool for casing opera­tion .It is designed and manufactured according to API Spec 8C “Specification For Drilling and Production Hoisting Equipment”.
Technical Specifications

Model			QD622-450(API500)	QD450(API500)	QD315(API350)	QD135(API150)
Applicable range		mm	324-622	89-356	89-340	60-139.7
		in	123/4~24 ‘/2	3’/2-14	3’/2-133/8	23/8-5’/2
Rated load		kN	4500	4500	3150	1350(3’/2)> 900(5’/2)
		US ton	500	500	350	150(3’/2) ^     100(5’/2)
Air pressure		MPa	0.5-0.9
		psi	72-130
Size	elevator	mm	1886X1470X1070	1390X1290X915	1335X1040X806	990X645X550
		in	74.3X57.9X42.1	55X51X36	52.5X41X31.7	39X25.4X21.6
	spider	mm	1886X1470X970	1390X1290X970	1335X1040X872	810X730X560
		in	74.3X57.9X38.2	55X51X38	52.5X41X34.2	31.9X28.7X22
Weight		kg	12000	9900	7550	1430
		lb	26450	21820	16640	3152

 

ZP SERIES OF ROTARY TABLES
As 1 of important parts of drill rig. ZP series of rotary tables are widely used to rotate drill equipment and hold the weight of pipes in well. They are designed and manufactured ac­cording to API Spec 7K “Specification For Drilling and well servicing Equipment’.
Technical Specifications

Model		ZP375	ZP275	ZP205	ZP175
Max. static load	kN	5850	4500	3150	1350
	US ton	650	500	350	150
Bore diameter	mm	952.5	698.5	520.7	444.5
	in	37’/2	27%	20%	17’/2
Gear ratio		3.56	3.67	3.22	3.58
Distance from table axis to the center of inner row of sprocket	mm	1353	1353	1353	1118
	in	531/4	531/4	531/4	44
Size	mm	2468X1810X718	2392X1670X685	2292X1475X668	1935X1280X585
	in	97X71X28	94X66X27	90X58X26	76X50X23
Weight	kg	8026	6203	5530	3888
	lb	17694	13680	12190	8572

ROTARY BUSHING AND INSERT SERIES
These series of rotary bushing are suitable for API standard drill pipe slips, drill collar slips, casing slips and roller bushing_t with 2 struc­tures :solid body and split body. Two drive types” are available: pin driven and square driven. It is designed and manufactured according to API Spec 7K ~Specification For Drilling and well servicing Equipment”.

Technical Specifications

Model	Rotary table size (in)	Insert bowl	Tubular OD (in)
	17l/2-23	nsert Bowl 1011	23/8-75/8
		Insert Bowl 1571	23/g-85/g
MSS (Solid)		Insert Bowl 1571	2^8-7^
	27%	Insert Bowl 1571	23/8-85/8
		Insert Bowl 1026	95/8-103/4
		Insert Bowl 2002	11 j/4-13%
MSS (Split)	17’/2-27’/2	/	23/r75/8
		Insert Bowl 1809	23/g-85/g
	20V2–22V2	Insert Bowl 1902	95/8-103/4
MSPC (Solid)		Master bushing 1805-1	nVj-isVg
		Master bushing 19333	113/4-133/s
		NO.3 Insert Bowl 1810	2 /g-8 /g
	23-27%	NO.2 Insert Bowl 1904	95/8-103/4
		NO.l Insert Bowl 1903	11 “4-13%
MDSP (Split)	\7l/2-20l/2	/	23/8~85/g
MSP (Split)	27%	/	23/g-85/8
		NO.3 Insert Bowl 6608	23/8-85/g
MPCH	37’/2	NO.2 Insert Bowl 6609	9VlOJ/4
		NO.l Insert Bowl 6610	11 V4-l 3%
	49’/2	MPCH 37’/2	2V137*

 

CASING BUSHING AND INSERT BOWLS SERIES
Casing bushing is combined by bushing body and insert bowls. It is suitable for handling casing less than 30 in. There are 2 types: solid and split. CU and CUL are solid bushing, and CB is split bushing.
Technical Specification

Rotary Tabic Size	Model	Tubular OD (in)
		2 3/8- 8 5/8	95/8-103/4	113/4-133/8	16	185/g-20	24	26	30
17 1/2-20 1/2	CU	Bushing 3102+ Insert Bowl 1809	Bushing 3102+ Insert Bowl 1902	Bushing3102	/	/	/	/	/
27 1/2	CUL	Bushing 3103+ Insert Bowl 3105+1809	Bushing 3103+ Insert Bowl 3105+1902	Bushing 3103+ Insert Bowl 3105	Bushing 3103+ Insert Bowl 3104	Bushing 3103	/	/	/
	CB	Bushing 6695+ Insert Bowl 6126+6115	Bushing 6695+ Insert Bowl 6126+6114	Bushing 6695+ Insert Bowl 6126	Bushing 6695+ Insert Bowl 6127	Bushing 6695	/	/	/
37 1/2		Bushing 10187+ Insert Bowl 6126+6115	Bushing 10187+ Insert Bowl 6126+6114	Bushing 10187+ Insert Bowl 6126	Bushing 10187+ Insert Bowl 6127	Bushing 10187	Bushing 11253	Bushing 16454	Bushing 11763

The Benefits of Using Self-Lubricating Bushings for Your Next Pivot

Like any other auto part, control arm bushings wear out over time. This results in an increase in irritating vibrations that can be dangerous in severe cases. The bushings in the control arms also wear out due to the stress that extreme driving conditions put on the control arms. Additionally, environmental factors and oversized tires tend to transmit more vibration through the bushing than conventionally sized tires. Whatever the cause, bushings can be the source of many problems.

wear and cracking

The main cause of dry valve side bushing cracking is a mismatch in thermal expansion of the core and flange. This situation can seriously compromise the safety of the power system. To improve the safety of dry valve side bushings, the crack development of epoxy impregnated paper under various conditions was investigated. A coupled thermomechanical simulation model was also used to study the cracking process.
The first step in diagnosing the cause of bushing wear and cracking is a visual inspection. The bushing of the lower control arm is fixed to the frame by a bracket. If there are any visible cracks, it’s time to replace the bushing. However, there is no need to replace the entire suspension. In some cases, worn bushings can cause a variety of problems, including body lean, excessive tire wear and cornering noise.

Maintenance free

If you’re considering maintenance-free bushings for your next pivot, you’ll be wondering what to look for in these components. The bushing protects the housing from corrosion and keeps the bushing under pressure. However, many users are not familiar with what these components can do for their applications. In this article, we’ll look at several examples of truly maintenance-free pivots and discuss their requirements.
One of the most popular types of maintenance-free bushings are flanged and parallel. Unlike worm gear bushings, these self-lubricating metal bearings are ideal for a variety of applications and conditions. They reduce failure and downtime costs while providing the long-term lubrication required by other types of bushings. Since these sleeves are made of lead-free material, they are RoHS compliant, which means they are environmentally friendly.Another common maintenance-free bushing is plastic. This material is easier to find off-the-shelf and relatively inexpensive to produce. However, it is not suitable for high load applications as it will crack under heavy loads and damage mating parts. Plastics can also deviate if the manufacturing process is imprecise. Plastic bushings can also crack when subjected to high loads.

self-lubricating

When using a self-lubricating bushing, there is no need to apply grease to the bushing. Oily liquids tend to attract dirt and grit, which can wear away the graphite prematurely. By eliminating the need for regular lubrication, you will reduce equipment maintenance costs. This article will explore the benefits of self-lubricating bushings. You will love your kindness.
Self-lubricating bushings have a strong base material to withstand radial bearing pressure while providing shaft support at the contact surfaces. The material also has good fatigue properties and low friction motion. Self-lubricating bushings can be used in environments with high temperatures and aggressive media. These products can also withstand enormous pressure. When using self-lubricating bushings, it is important to select the correct material.
The main advantage of using self-lubricating bushings is ease of maintenance. They don’t require oil to run and are cheaper to buy. Their main benefit is that they can significantly reduce your machine running costs. These bearings do not require oiling operations, reducing maintenance costs. These bearings also offer a simplified mechanical design due to their thin walls and high load capacity. In addition, they reduce noise levels while maintaining excellent wear resistance. Plus, their materials are ROHS compliant, which means they don’t require oil.
Hydropower installations are another area where self-lubricating bushings have proven their advantages. They reduce maintenance costs, extend equipment life, and improve environmental benefits. For example, the Newfoundland Power Company uses self-lubricating bushings in the gates of its hydroelectric power plants. These self-lubricating bushings eliminate grease from entering waterways and tailraces. As a result, power companies are able to reduce maintenance and costs.

compared to cartilage in the human body

What is the difference between tendon, bone and cartilage? Human cartilage is composed of collagen and elastic fibers. In contrast, fibrocartilage contains more collagen than hyaline cartilage. Both cartilage types are composed of proteoglycans, which have a protein backbone and glycosaminoglycan side chains. These components work together to provide structure and flexibility to the cartilage.
Bone is a combination of living and dead cells embedded in a matrix. The outer hard layer of bone is dense bone, and the inner layer is spongy, containing bone marrow, blood vessels, nerves, etc. Bone contains both organic and inorganic substances, and this process of hardening of the matrix produces bone. On the other hand, cartilage consists of chondrocytes and a matrix composed of collagen and elastin fibers. Compared to bone, cartilage is yellow and contains elastic fibers.
Although bone and cartilage are structurally identical, cartilage is more flexible. It is mainly found in the joints and respiratory system and requires flexibility. Its ingredients include collagen and proteoglycans, which provide compression and abrasion resistance. Furthermore, connective tissue is composed of cells, fibers and matrix.
The basic substance of cartilage is chondroitin sulfate, which is derived from animals. Although cartilage grows more slowly than bone, its microstructure is less organized. There is a fibrous sheath covering the cartilage, called the perichondrium. The molecular composition of the ECM plays an important role in the function of cartilage. The collagen matrix is ​​important for cartilage remodeling and consists of changes in the collagen matrix.

Compared to metal-on-bone contact

Both metal-on-bone contact are known to cause a significant increase in the pressures in a joint. To compare the two, we first calculated the joint contact pressures in each model and compared them. The results of this study support previous research on this subject. The following sections discuss the benefits of both types of contact. They also outline some key differences between the two.