Demco Style Dm Gate Valves, 5, 000 Psi, 4 in Seat Port, J025206-2 7 8 2 1 2 1 China Better

• Customization: Available
• Media: Oil, Gas, Warter
• Temperature: High Temperature
• Model NO.: DEMCO DM 4 IN
• Type: Direct-acting
• Material: Carbon Steel
• Connection Form: Flange
• Pressure: High Temperature
• Actuator: Manual
• Seal Surface: Wedge Gate Valve
• Thread Position of Valve Rod: Inside Gate Valve
• Usage: Safety, Flow Control
• Standard: ANSI
• Application: Industrial Usage, Water Industrial Usage
• Transport Package: Plywood Case
• Specification: 2, 3, 4, 4X5 INCH
• Trademark: BETTER
• Origin: China
• HS Code: 8481804090
• Production Capacity: 5000 PCS Per Year

Product Description

DEMCO DM style Mud Gate Valve , 4 in 5000 psi

BETTER Mud Gate Valve is equivalent to DEMCO model DM series, which is mainly used for mud, cement, fracturing and water service and are easy to operate and simple to maintain. This series of mud gate valve is rising stem, solid gate with resilient seals with superior design and precision workmanship to meet the working request. Designed for dependable, heavy duty performance in abrasive service conditions,BETTER DM mud gate valves are identically to DEMCO DM series in size and fully interchangeable spare parts can be provided.

Specifications:
 

Application condition	abrasive and erosive condition
Gates available:	Nickel-plated carbon steel, Monel, Aluminum Bronze or Stainless Steel
Stainless or Carbon Steel Inserts	Nitrile or HNBR Elastomer
Connection:	Flange/Thread/Butt weld/Hammer Union
Pressure ratings	up to 5,000 psi
Valve Sizes:	2", 3", 4", 5" x 4" and 6" x 4"
Working Temperature:	-46°C ~ +121°C
Sour Service Models:	NACE MR-01-75
Specification Level:	PSL1 ~ PSL3
Performance Requirement:	PR1 ~ PR2
Factory Pressure Tested:	API.6A

Connection Type

1.Flanged End Connections
2.Threaded End Connections 
3.Butt Weld End Connections 

Features

1. Interchangeable with DEMCO mud gate valves.
2. In-Line field repair ability. For internal parts inspection, or routine maintenance, the bonnet assembly can be quickly removed from the valve body. Parts are replaced as needed, the bonnet assembly re-installed, and the valve is tested and returned to service.
3.Open and close with ease. Double acting threads and rising stem design mean that opening and closing the gate happens quickly, and with minimal effort to rotate the handle assembly.
4.Sight lens included on larger sizes. Allows viewing of the stem for determination of gate position, while also protecting the stem from dust and dirt.
5.Drop-Tight Sealing. Exclusive seat design provides drop-tight shut-off which is accomplished by metal to rubber sealing.
6.Bi-directional sealing design. The gate and stem are separate parts, which allows the slab style gate to move within the rubber seat in response to the direction and pressure of the drilling mud, or other media, flowing through the valve.
7.Extensive Quality Assurance verification and testing prior to shipment


Application:

Mud pump line, standpipe manifolds, oil and gas pipelines, abrasive drilling mud system, corrosive water flood lines, cementing services, wellheads, well treating chemicals.

Product Parameters

Size 4'' Full Port
 

CONNECTION TYPE	DIMENSION	4" FULL PORT		DIMENSION	4" FULL PORT
		2000 WP	3000 WP		5000 WP
Full Port Threaded	Height-656mm Width-330mm	BTJ001048	BTJ001049/M2049	Height-740mm Width-330mm	BTJ007420/M8420
Weld		BTJ001057	BTJ001058/M2058		BTJ007421
Flanged (RTJ)	Height-656mm Width-416mm	BTJ001039	BTJ001040/M2040	Height-740mm Width-457mm	M27263
Flange O.D.		274mm	292mm		311mm
Flange Bolts-Size		8 - 7/8"	8 - 1 1/8"		8 - 1 1/4"
Ring Number RTJ		R-37	R-37		R-39

NO.	DESCRIPTION	MATERIAL	PART NO.
			2000/3000 WP	5000 WP
1	Lube Fitting	Steel	BTJ005195
2	Hub Assembly/ Handle	ASTM A536 Ductile Iron	2139714-01	2139481-01
3	Tube	Clear Acrylic	/	BTJ007459
4	Lock handle /Stem Cap	C-1213/ ASTM A536 Ductile Iron	BTJ001897	BTJ007411
5	Key	Steel	/	BTJ005305- 10016
6	Stem Screw	C-1213	BTJ001915
7	Stem Screw Seal	Buna-N	BTJ005526-227
8	Screw Housing	C-1018	BTJ001958
9	Stem	303 SS/316 SS	BTJ001933-002/BTJ001933-008
10	Secondary Seal	Buna-N	BTJ005526-214
11	Retainer	C-1213	BTJ001942
12	Stem Seal Assembly	Buna-N FKM	BTJ001951-001 BTJ001951-006
16	Bonnet	ASTM A487	BTJ001972-XXX
18	Bonnet Seal	Buna-N/FKM	BTJ005526-438/ BTJ005526-439 BTJ005531-438/ BTJ005531-439
19	Gate	AISI 1045 Nickel Plated Cast SS ASTM A351 Grade CF8M	BTJ001926-002 BTJ001926-008
20	Body	A487
21	Seat Assembly	Inserts: Ductile Iron/Steel AISI C1040/316 SS Elastomers: Buna-N FKM	BTJ002207-021/BTJ002207-022 BTJ002207-081BTJ002207-082

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Company Profile

BETTER Drilling Fluid Equipment Industrial Limited was established in 2008 year, and engaged in producing pump products at earlier. The company located in Dezhou, Shandong Province. BETTER not only exports the drilling fluid control equipment and mud system solid control equipment, but also supply handling tools, tong dies inserts, and other oilfield equipment. We would like to provide one-stop purchasing service when our client has a related requirement on handling tools. Now our handling tools products has a great leap forward development. Drill pipe power tong designed and manufactured by the company is a necessary and symbolic tool for mechanized wellhead operation, a batch of automation wellhead tools represented by Iron roughneck developed in recent years creates the new era for drilling machines on the wellhead.

We can supply wellhead product as such drilling pipe power tong, casing power tong, hydraulic power tong, air winch, hydraulic cathead, rotary cathead, casing guide, deadline anchor, Kelly bushing, master bushing, Kelly or swivel spinner, casing tubing coupling bucking unit, Elevator, slip, clamp, manual tong, tong dies and slip inserts and so on.

BETTTER products Handling Tools are manufactured and inspected strictly according to API 7K,8C and ISO Licenses.

BETTER is no way affiliated with any O.E.M. Name and Part Number are for identification purpose only and are not for trademarks or trade names used by BETTER.

Factory