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Special Threaded Tubing Connectors: PIN * PIN Double Male Nipples and PIN * BOX Male-Female Finished 
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3.
Special Threaded Tubing Nipples/Connectors: PIN * PIN Double Male Nipples and
PIN * BOX Male-Female Finished Nipples
In the process of
oil extraction and transportation, tubing nipples and connectors are essential
components for connecting tubing. Their performance and quality directly affect
the stability and safety of the tubing system. In recent years, with the
continuous development of oil extraction technology, special threaded tubing
nipples and connectors have gradually become mainstream products in the market.
There are mainly two types of special threaded tubing nipples and connectors:
PIN * PIN double male nipples and PIN * BOX male-female finished nipples.
The PIN * PIN
double male nipple refers to a nipple with male threads on both ends. The
advantage of this type of nipple is its convenient connection, which allows for
quick connections between tubing sections. The PIN * BOX male-female finished
nipple, on the other hand, has one end with a male thread and the other with a
female thread. The advantage of this type of nipple is its more secure
connection and better sealing performance, which can effectively prevent the
leakage of oil and gas.
Special threaded
tubing nipples and connectors are designed and manufactured using advanced
technologies and processes. For example, high-strength steel and special heat
treatment processes are used, which greatly increase the tensile and torsional
strength of the nipples and connectors. At the same time, through precise
machining equipment and strict quality inspection, the dimensional accuracy and
sealing performance of the nipples and connectors are ensured.
In practical
applications, special threaded tubing nipples and connectors can meet the needs
of different oil wells. For example, in high-pressure oil wells, high-strength
PIN * BOX male-female finished nipples are required to ensure the stability and
safety of the tubing system. In situations where quick connections are needed,
PIN * PIN double male nipples can be used to improve work efficiency. In
addition, special threaded tubing nipples and connectors have good
compatibility and can be matched with tubing of different brands and
specifications. This provides users with more choices and also reduces the cost
of use.
With the
continuous development of oil extraction technology, the design and
manufacturing technology of special threaded tubing nipples and connectors are
also constantly innovating. In the future, more high-performance and
high-reliability products will be introduced to the market, providing strong
support for the sustainable development of the oil industry.
Welcome to the
Online Store of Tianjin Longkailai Petroleum Equipment Co., Ltd.
Execution
Standards: API-5CT, API-5L, API-5B, API 5D
Company Products:
Tubing couplings, tubing collars, thickened tubing couplings, flush joint
tubing couplings, variable thread tubing couplings, extended tubing couplings,
single-end threaded tubing couplings, internal thread tubing couplings, tubing
connectors, variable thread tubing connectors, variable diameter tubing
couplings, tubing conversion connectors, tubing coupling stock, tubing nipples,
tubing short sections, thickened tubing nipples, tubing lifting nipples, double
male tubing nipples, heavy-weight tubing nipples/short sections, lifting tubing
nipples/short sections, variable thread tubing nipples/short sections, variable
diameter tubing short sections/nipples, tubing conversion connectors,
single-end threaded tubing nipples, coupling stock, thickened tubing, EUE
thickened petroleum tubing, high-pressure tubing nipples, [casing short
sections], [casing nipples], [double male casing short sections], [double male
casing nipples], [casing variable thread couplings], [casing variable thread
connectors], [external thread casing nipples/short sections], [casing
conversion connectors], [high-pressure casing nipples], [casing thread
protectors (cap)], [casing coupling stock], [finished casing products], casing
couplings, coupling stock, short round thread casing couplings, long round
casing couplings, tapered casing couplings, variable thread casing couplings,
casing connectors, casing collars, variable diameter casing couplings, eccentric
casing couplings, casing conversion connectors, API casing, single-end threaded
casing couplings, coupling stock.
Casing Specifications: 4-1/2”-20” with thread types such as STC (Short
Round), LTC (Long Round), BTC (Trapezoidal Thread), etc.
Tubing
Specifications: 1.05”-4-1/2” with end processing forms NU (Non-Upset) and EU
(Upset).
Custom
Processing: We can process couplings, nipples, variable thread connectors,
etc., in various lengths and sizes according to order drawings.
Processing Forms:
Straight connection tubing nipples/connectors, PIN * PIN (double male nipples),
PIN * BOX (male-female finished nipples), BOX * PIN (female-male finished
nipples).
Materials: H40,
J55, K55, N80, L80, C-90, C95, T95, P110, Q125, 13Cr-80, 13Cr-110, Super 13Cr,
Nickel-based alloy tubing, etc.
Drill Pipe
Specifications: 2-3/8”-6-5/8”, etc.
Thickening Forms:
Internal thickening, external thickening, internal and external thickening.
Custom-made products such as drill pipe variable thread connectors, drill pipe
nipples, double male drill pipe nipples, and drill pipe conversion connectors in
various lengths according to orders or drawings.
Materials: E-75,
X95, G105, S135, etc.
Company
Philosophy: We adhere to the management philosophy of people-oriented and
customer-first. Based on advanced equipment and scientific management, we provide
high-quality products for customers. With a complete marketing network and
service system, we ensure satisfactory service for customers. Let's join hands
to create a brilliant future!
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代号1 Label 1
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规格a Size
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外径 Outside diameter
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最小 长度 Mini -mum length
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镗孔直径 Diameter of Counter -bore
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承载面 宽度 Width of bearing face
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重量 Mass kg |
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外径 Outside diameter
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标准 接箍 Regular
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特殊间隙接箍 Special clearance
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D mm |
W mm |
WC mm |
NL mm |
Q mm |
b mm |
标准接箍 Regular
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特殊间隙 接箍 Special clearance
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1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
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4-1/2 5 5-1/2 6-5/8 7 7-5/8 8-5/8 9-5/8 10-3/4 11-3/4 13-3/8 16 18-5/8 20 |
114.30 127.00 139.70 168.28 177.80 193.68 219.08 244.48 273.05 298.45 339.72 406.40 473.08 508.00 |
127.00 141.30 153.67 187.71 194.46 215.90 244.48 269.88 298.45 323.85 365.12 431.80 508.00 533.40 |
123.82 136.52 149.22 177.80 187.32 206.38 231.78 257.18 285.75 - - - - - |
225.42 231.78 234.95 244.48 254.00 263.52 269.88 269.88 269.88 269.88 269.88 269.88 269.88 269.88 |
117.86 130.56 143.26 171.83 181.36 197.23 222.63 248.03 276.61 302.01 343.28 410.31 476.99 511.91 |
3.18 3.97 3.97 6.35 5.56 7.94 9.52 9.52 9.52 9.52 9.52 9.52 9.52 9.52 |
4.55 5.85 6.36 11.01 10.54 15.82 20.86 23.16 25.74 28.03 31.77 40.28 62.68 50.10 |
3.48 4.00 4.47 5.65 6.28 9.29 10.80 12.02 13.39 - - - - - |
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对于第1、2和3组，外径W的公差为±1%，但不大于±3.18mm。 1 % but not larger Groups 1, 2 and 3 — Tolerance on outside diameter W is ± 3,18 mm. than ±对于第4组，外径W的公差为±1%，但不大于+3.18 –1.59mm。 Group 4 — Tolerance on outside diameter W, is ±1 % but not larger than +3.18 –1.59mm. a. 接箍的规格代号和相应的管子规格代号相同。 The coupling specification label is the same as the corresponding pipe specification label. |
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