Pup Joints

Pup Joints

Pup Joints


Pup joints are used as interconnecting pipework between major equipment, they are used on high pressure discharge lines, flowlines and choke and kill lines. All pup joints are fully pressure tested and certified.


REIN offers the industry’s most extensive range of pup joints including forged integral, welded, threaded and NPST style. All pup joints are available for sour gas service (NACE MR 0175/ISO 15156) and are supplied with full material traceability and certification.


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Integral Forged:

One-piece construction, no welds or threads; smooth, uninterrupted bore (inside diameter)

Range:

Fig.602 ~ Fig.2202

Size:

2” ~ 4”

Pressure Rating:

6000 psi ~ 20000 psi

End Connections:

Hammer Union

Materials:

AISI 4140 (alloy steel)

Temp. Rating:

-20℉~250℉(-29℃~121℃)

Applications:

Well testing, cementing, fracturing, acidizing, stimulation



reinwellhead_pup_joint_4.jpg

Welded:

Welded by ASME Ⅸ / BS EN 287-1 coded welders

Range:

Fig.206 ~ Fig.2202

Size:

2” ~ 4”

Pressure Rating:

6000 psi ~ 20000 psi

End Connections:

Hammer Union

Materials:

(low pressure)

Union: ASTM A105, A350 LF2 (low carbon)

Pipe: ASTM A333 Grade 6, A106 Grade B (low carbon)

Materials:

(high pressure)

Union: A350 LF2-mod (low carbon), AISI 4130 (alloy steel)

Pipe: ASTM A333 Grade 6 (low carbon), AISI 4130 (alloy steel)

Temp. Rating:

-20℉~250℉(-29℃~121℃)

Applications:

Well testing, cementing, fracturing, acidizing, stimulation



reinwellhead_pup_joint_5.jpg

NPST:

Non-Pressure Seal Thread

Range:

Fig.602, Fig.1002 and Fig.1502

Size:

2” ~ 4”

Pressure Rating:

6000 psi ~ 15000 psi

End Connections:

Hammer Union

Materials:

AISI 4140 (alloy steel)

Temp. Rating:

-20℉~250℉(-29℃~121℃)

Applications:

Well testing, cementing, fracturing, acidizing, stimulation



If you require any further information,feel free to contact us

We would be glad to provide you immediate technical assistance and cost-effective proposal!

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