E-MAIL: irislea@sj-drilling.com;irislea@163.com
NSJSC1 STOP COLLAR
SHUANGJIA
NSJSC2 Stop Collar is manufactured of premium steel plate, directly installed
using pin to fix onto casing. It is featured in easy installation, suitable for
various casing and wellbore condition.
/TYPE: Pin Stationary
/SPECIFICATION:
For 4-1/2" to 20" Casing
NSJSC2 STOP COLLAR
SHUANGJIA
NSJSC2 Stop Collar is manufactured of premium steel plate, directly installed
using pin to fix onto casing. It is featured in easy installation, suitable for
various casing and wellbore condition.
/SPECIFICATION: For 4-1/2"
to 20" Casing
NSJSC3 STOP COLLAR
SHUANGJIA NSJSC3 Stop Collar is manufactured
of premium steel plate, fixed on casing first using chain and then by pin
latching into groove. It is featured in easy installation, suitable for
wellbore with large annulus.
/TYPE:Hinged
/SPECIFICATION:
For 4-1/2" to 20"
NSJSC4 ENFORCED STOP COLLAR
SHUANGJIA
NSJSC4 Enforced Stop Collar is manufactured of premium seamless steel pipe,
directly installed onto casing and fixed by using screws. It is featured in
easy installation, good retaining effect, suitable for various casing and
wellbore condition, wide application.
/SPECIFICATION:For
4-1/2" to 20"
NSJSC5 LOSSLESS STOP COLLAR
SHUANGJIA
NSJSC5 Lossless Stop Collar is a new patented product manufactured by us, which
has solved the common problem: it is possible to destroy the coating on the
casing. It is manufactured of corrosion-resistant steel pipe with a special
rubber coated onto the inner steel plate. While installing, it can be directly
installed onto casing and then fixed by screws. The screw force is working on
the inner steel plate, compressing the rubber against the casing, with the
absorbing effect onto casing, no easy for sliding or moving, which can prevent
casing from damage. It is featured in easy installation, good retaining effect,
mainly suitable for well condition containing high content of H2S, CO2,,
with significant advantage.
/TYPE: Screw Stationary
Iris lea
Sales Manager
International Marketing Dept.
Add: No.56, Xingye Road, Yangming District，Mudanjiang City, Heilongjiang P.R, China
E-mail:irislea@163.com；irislea@sj-drilling.com
Website: http://www.sj-drilling.com
E-mail:irislea@163.com；irislea@sj-drilling.com
Website: http://www.sj-drilling.com
Skype:irislea-sj-drilling
Wechat:irislea
WhatsApp:13604531257
Tel:0086-453-6293088
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