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XI'AN ZZ TOP OIL TOOLS CO.,LTD
XI'AN ZZ TOP OIL TOOLS CO.,LTD

China Drain valve drill stem testing manufacturer

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Gold Index: 84221

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Drain valve drill stem testing 

Price: 500.0 USD 
Payment Terms: T/T,T/T 
Special Groups: Case hole DST (111)
DST Tools (146)
drill stem testing (124)
Place of Origin: Shaanxi, China (Mainland) 
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Product Detail

Model No.: 3 7/8" Drain Valve
Production Capacity: 8 pcs/month
Delivery Date: 15~30 days
Type: full bore drill stem testin...
service: H2S
Condition: New
Operate: ANNULAR PRESSURE OPERATED
Means of Transport: Ocean,Ocean
Packing: polywood case
Application: oil well testing
working pressure: 15000psi
standard: NACE MR0175
Size: 3 7/8"

The Sleeve type drain valve is used to drain the volume fluid and release pressure when string testing finished. 3 7/8" x 15000 psi is for slim hole.

3 7/8" sleeve type drain valve
Drill stem testing tools drain valve

Sleeve typ drain valve is used for lofting after completing pipe string test, before running, the loft hole in sleeve drain is sealed by two sets of O-ring, sleeve drain and nut drain are stumbled by two screws. During running operation, sleeve drain will not be loose, after the test, connecting u the loft clamp, turn the nut drain and make sleeve drain move upward, when connecting the bore mandrel to the loft hole of sleeve drain, lofting can be achieved.


Specification:
OD   99mm
Drift diameter: 45mm
Length: 1159
Working pressure: 15000 psi(105Mpa)
Working temperature: -29oC ~ +177 oC
Tension strength:    140 Mpa
Outer pressure resistance    130 Mpa
Torque strength:   14.5Kn.M


Specification of sleeve type drain valve 

No

Specification

5"

1

O.D.

127.5mm

2

Bore Diameter

57mm

3

Length

1159mm

4

Working pressure

105Mpa

5

Internal pressure strength

152Mpa

6

External pressure strength

140Mpa

7

Tensile strength

1779KN

8

Torque strength

27KN.m

9

Service

H2S,NACE MR0175(>175oF)

10

Working temperature

-29oC+204oC

11

Connection thread

3 7/8CAS. BXP or 3 1/2 IF.BXP

3 7/8sleeve type drain valve

ZZ TOP OIL TOOLS is the professional manufacturer for the drill stem testing tools and surface testing equipment. All the

DST tools are conformed with NACE MR 0175 with traceability,and the DST tools can be worked in H2S & CO2 above

175 F and full H2S with different raw material including AISI4140 & Inconnel 718, also with the skilled and experienced 

engineers, we can design the drill stem testing tools as per customer's well condition. Moreover, we supply the training 

in our factory and operation instruction at the well site. The DST tools are exported to USA, Colombia, India, Pakistan, 

Iran, Brazil etc. and enjoy the good reputation from the customers.


Sleeve type drain valve Drill stem testing tools

Ms. Elaine
skype Ms. Elaine

Tel: 86-29-81779342
Mobile: 136 2920 7466
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Company Info

XI'AN ZZ TOP OIL TOOLS CO.,LTD [China (Mainland)]


Business Type:Manufacturer, Distributor/Wholesaler, Service
City: Xi'an
Province/State: Shaanxi
Country/Region: China (Mainland)

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