Figure 1502
With replaceable resilient nitrile-butadiene rubber seal ring and robust wall thickness design, this figure is used in high-pressure system.
    It is recommended for cement filling, fracturing, acidizing, testing and choke and kill line. Also, it may be used in Pressure less seal connection. Butt weld Sch. XXH is desired.

Specification and reference dimensions of union
Nominal pipe size  Total length Pipck bore Nut radius Materials Weight
Nut Part
in mm in mm in mm in mm 　 　 lbs kgs
1 1/2 38.1 5-13/32 137 1/4 6.4 3-21/32 93 SF SF 12 5.4
2 50.8 7 177.8 15/64 6 3-3/4 95.3 SF SF 21 9.5
3 76.2 7-5/8 193.7 3/8 9.5 4-1/2 114.3 SF SF 31 14.1

For figure 1502, 1500PSI NSCWP, test pressure at 22500PSI with blue nut and red parts
　

　

 

Figure 2002

   For this union, only the 2in type is available with a replaceable resilient nitrile-butadiene rubber seal ring combined in the stainless steel liner tube, providing complete compression protection in application with extra high pressure. The design of detachable nut/segment ring/retainer ring simplifies the Removal of the nut from the piping.
    For figure 2002, 20000PSI NSCWP, test pressure at 30000PSI with red nut and parts.

　

　


Figure 2202

    With fluoroelastomer seal ring, 15000PSI NSCWP and the heat-treated parts 100% subjected to hardness test, this model complies with National Association of Corrosion Engineers Standard MR-01-75 and American Petroleum Institute RP-14E.
    This product is designated for application with acid gases. Green nuts and parts.

　

Specification and reference dimensions of union
Nominal pipe size Total length Nut radius Materials Weight
Nut Part
in mm in mm in mm 　 　 lbs kgs
2 50.8 7-3/8 187.32 3-11/16 93.66 SF AS 22.5 49.6
　
　

Figure 602
     With resilient nitrile-butadiene rubber seal ring, this figure is used for sealing and protecting the steel-to-steel match.
    It is recommended for the connection of manifold and pipe and truck-mounted application and mud delivery. It may be used as pressure less seal union with butt weld Sch. 80.

Specification and reference dimensions of union
Nominal pipe size  Total length Pipck bore Nut radius Materials Weight
in mm in mm in mm in mm Nut Part lbs kgs
1 25.4 3-17/32 89.7 1/4 6.4 2-5/16 58.75  SF  SF 3.5 1.6
2 50.8 5-1/4 133.3  1/4 6.4 3-9/16 90.5  SF  SF 13.25 5.9
3 76.2 6-3/8 161.92  3/8 9.5 4-5/8 117.5  SF  SF 21 9.5
4 101.8 8-1/16 208  3/8 9.5 5-1/4 133.4  SF  SF 33 15

For figure 602, 6000PSI NSCWP, test pressure at 9000PSI with black nut and orange parts
　

　

Figure 1002
    Resilient nitrile-butadiene rubber seal ring is mounted.
    It is recommended for cement filling, fracturing, acidizing, testing and choke and kill line. It is designed for high-pressure systems including truck-mounted system. Also, it may be used as pressure less seal union. Butt weld Sch. 160 or XXH is desired.

　

Specification and reference dimensions of union
Nominal pipe size  Total length Pipck bore Nut radius Materials Weight
1 25.4 3-1/2 88.9 1/4 6.4 2-1/4 57.2 SF SF 3.5 1.6
2 50.8 5-3/16 131.8 1/4 6.4 3-11/16 93.7 SF SF 13.25 5.9
3 76.2 6-3/8 161.9 3/8 9.5 4-3/8 117.5 SF SF 21 9.5
4 101.6 8-1/16 204.8 3/8 9.5 5-1/4 133.4 SF SF 39.5 17.9
5 127 6-4/5 172.7 　 　 6 152.4 SF SF 61.67 28
6 152.4 7-1/16 179.4 　 　 7-1/4 184.2 SF SF 70.84 32
For figure 1002, 10000PSI NSCWP, test pressure at 15000PSI with red nut and blue parts
Figure #1002 union may also be used in applications with H2S and other acid gases. 
　


Figure 1003
     With an spheric seat, the union allows a deviation by 7-1/2o from the center or angle adjustment with a total deviation capacity of 15o. In addition to the steel-to-steel match, the nitrile-butadiene rubber O-ring ensures air-tightness in connection at any deflected position.
    It is recommended for the connection of high-pressure lines when alignment is impossible. The product may be used in applications with air, water, oil, mud or gas.

Specification and reference dimensions of union
Nominal pipe size  Connection Total length Nut radius Materials Weight
Nut Part
in mm 　 in mm in mm 　 　 lbs kgs
3 76.2  NPT 9-1/8 231.8 4-7/8 123.8 SC AS 45 99.2
3 76.2  SCH160 8-7/8 225.4 4-7/8 123.8 SC AS 47.5 104.7
3 76.2  XXHVY 9-1/8 231.8 4-7/8 123.8 SC AS 48.5 106.9
4 101.6  NPT 10-15/16 277.8 5-3/4 146 SF SF 72 158.7
4 101.6  SCH160 10-11/16 271.5 5-3/4 146 SF AS 76 167.5
4 101.6  XXHVY 10-15/16 277.8 5-3/4 146 SF AS 78 172
5 127  SCH160 10-3/4 273.1 5-3/4 146 SF AS 74 163
5 127  XXHVY 10-15/16 277.8 3/4 146 SF AS 76.5 168.7

For figure 1003, 10000PSI NSCWP(7500PSI NSCWP, 4in, 5in) with black nut and green parts
　

Figure 100
   High pressure union is forged and made of high strength alloy steel with imported world-class technology.  Strict heat treatment ensures uniform metallographic structure and bearing capacity in the connector. The material used fully comply with ASTM and AISI of USA, and the technical indices of the product with API Spec 16C standard. The product is tight and reliable, and provided easy mounting and dismantling and good exchangeability. The connector of product allows connection for pipeline thread, oil tube thread and butt weld or pressure less seal end.
    The connecting surface of precise linear seal ensures reliable pressure sealing. Application is recommended for low-pressure mainflod and operating pressure at maximum 1000 Psi.

Specification and reference dimensions of union
Nominal pipe size Total length Nut radius Materials Weight
Nut Part
in mm in mm in mm SF SF lbs kgs
2 50.8 3-5/8 92.1 2-15/16 74.6 SF SF 5.25 2.4
2-1/2 63.8 4-1/4 108 3-5/8 92.1 SF SF 8 3.6
3 76.2 4-15/16 125.4 4-1/16 103.2 SF SF 14 6.4
4 101.6 5-15/16 150.8 4-25/32 121.4 SF SF 23 10.4
6 152.4 6-5/8 168.3 6-7/16 163.5 SF SF 44.5 20.2
8 203.2 7-1/4 184.2 7-11/16 195.3 SF SF 61 27.7

For figure 100,1000PSI NSCWP, test pressure at 1500PSI with black nut and yellow parts.

　

Figure 200
     High pressure union is forged and made of high strength alloy steel with imported world-class technology.  Strict heat treatment ensures uniform metallographic structure and bearing capacity in the connector. The material used fully comply with ASTM and AISI of USA, and the technical indices of the product with API Spec 16C standard. The product is tight and reliable, and provided easy mounting and dismantling and good exchangeability. The connector of product allows connection for pipeline thread, oil tube thread and butt weld or pressure less seal end.
    With compact construction, this union is widely used on low-pressure kill line and application of air, water, oil or steam with medium pressure. Butt weld sch40 is desired for the applicable figure Specification and reference dimensions of union.
Specification and reference dimensions of union
Nominal pipe size Total length Nut radius Materials Weight
Nut Part
in mm in mm in mm 　 　 lbs kgs
1 25.4 2-11/16 68.3 1-15/16 49.2 SC/SF CDB/SF 1.75 0.8
1-1/4 31.7 2-7/8 73 2-3/8 60.3 SF SF 2.37 1.1
1-1/2 38.1 2-7/8 73 2-3/8 60.3 SF SF 2.37 1.1
2 50.8 3-5/16 84.1 2-29/32 73.8 SF SF 2.25 2.4
2-1/2 63.8 4-1/16 103.2 3-11/16 93.7 SF SF 10 4.5
3 76.2 4-3/8 111.1 3-7/8 98.4 SF SF 15.25 6.9
4 101.6 4-13/16 122.2 5 127 SF SF 20 9.1
6 152.4 6-5/8 168.3 6-7/16 163.5 SF SF 44.5 20.2

For figure 200,2000PSI NSCWP, test pressure at 3000PSI with blue nut and gray parts.

　



Figure 206
     O-shape rubber ring is mounted on the seal surface of the male connector for better sealing. Butt weld Sch.40 is desired for the applicable figure.
   It is recommended for connection of manifold and pipes and for applications with negative pressure and corrosion.

Specification and reference dimensions of union
Nominal pipe size Total length Nut radius Materials Weight
Nut Part
in mm in mm in mm 　 　 lbs kgs
1 25.4 2-11/16 68.3 1-15/16 49.2 SC/SF CDB/SF 1.75 0.8
1-1/2 38.1 2-7/8 73 2-3/8 60.3 SF SF 2.37 1.1
2 50.8 3-5/16 84.1 2-29/32 73.8 SF SF 5.25 1.1
2-1/2 63.5 4-1/16 103.2 3-11/16 93.7 SF SF 10 2.4
3 76.2 4-3/8 111.1 3-7/8 98.4 SF SF 15.25 4.5
4 101.6 4-13/16 122.2 5 127 SF SF 20 6.9
6 152.4 6-5/8 168.3 6-7/16 163.5 SF SF 44.5 9.1
8 203.2 7-1/4 184.2 7-11/16 195.3 SF SF 61 　

For figure 206,2000PSI NSCWP, test pressure at 3000PSI with blue nut and gray parts
　



Figure 207
    O-shape nitrile-butadiene rubber ring is mounted on the shutoff head of the union for effective sealing. The thread connector is exchangeable with those Figures 200 and 206. butt weld Sch40 is desired for the applicable figure.

Specification and reference dimensions of union
Nominal pipe size Total length Nut radius Materials Weight
Nut Part
in mm in mm in mm 　 　 lbs kgs
3 76.2 3-3/4 95.25 2-7/8 73.03 SC SF 9.8 4.45
4 101.6 4-5/16 109.54 3-19/32 91.28 SC SF 16.25 7.37
6 152.4 5-13/16 147.64 4-31/32 126.2 SC SF 38 17.24

For figure 207, 2000PSI NSCWP, test pressure at 3000PSI with blue nut and gray parts
　



Figure 211
    The insluotion design of the union connector removes the metal-to-metal contact in connection while the precisely fabricated wear-resistant compound elastomer provideds effective sealing. The replaceable O-shape seal assembly prolongs the service life of the union.
    It is recommended for application or needs involving electrolytic corrosion.

　
Specification and reference dimensions of union
Nominal pipe size Total length Nut radius Materials Weight
Nut Part
in mm in mm in mm 　 　 lbs kgs
2 50.8 3-1/2 88.9 3-1/8 79.38 SF SF 6.25 2.8
3 76.2 4-1/2 114.3 4 101.6 SF SF 12.5 5.7

For figure 211, 2000PSI NSCWP, test pressure at 3000PSI with gray nut and light blue parts
　




Figure 300
     Precisely sealed bond surface ensures reliable pressure tightness. It is recommended for application with oil，mud，gas or air.

Specification and reference dimensions of union
Nominal pipe size Total length Nut radius Materials Weight
Nut Part
in mm in mm in mm 　 　 lbs kgs
1 25.4 2-11/16 68.3 1-15/16 49.2 SC/SF SF 1.75 0.8
2 50.8 3-5/16 84.1 2-29/32 73.8 SF SF 5.25 2.4

For figure 300, 3000 PSI NSCWP, test pressure at 4500PSI with black nut and green parts
　



Figure 400
　

The design of thick wall and robust is used with ring-sharp and tapered seal for easy centering and reliable sealing.




    Figure402，black nuts and connecting parts are used.

    Only the 2” type is available-with nitrile-butadiene rubber seal ring.

　
Specification and reference dimensions of union
Nominal pipe size Total length Pipck bore Nut radius Materials Weight
　 　
in mm in mm in mm in mm 　 　 lbs kgs
2 50.8 5-3/16 131.8 1/4 6.4 3-9/16 90.5 SF SF 11 5
3 76.2 6-1/4 158.8 3/8 9.5 4-3/16 106.4 SF SF 19.25 8.7
4 101.6 8-1/8 206.4 3/8 9.5 5 127 SF SF 32 14.5

For figure400, 4000 PSI NSCWP, test pressure at 6000PSI with black nut and red parts
　



Figure 300
    Main seal is provided by the bronze holder.
    It is recommended for use in the steam system and in the connection of manifold and pipe for production，drilling and well repair.

Specification and reference dimensions of union
Nominal pipe size Total length Pipck bore Nut radius Materials Weight
　 　
in mm in mm in mm in mm 　 　 lbs kgs
1 25.4 3-17/32 89.7 1/4 6.4 2-5/16 58.7 SF SF 3.5 1.6
2 50.8 6-1/4 158.8 3/16 4.8 3 95.3 SF SF 15 6.8
For figure600, 6000 PSI NSCWP, test pressure at 9000PSI with black nut and silvery parts.
　
　
　

SHANXI YIXING MACHINERY COMPANY LTD.

SUIT907, 6 BUILDING, 19 CHUANGYE STREET, TAIYUAN NATIONAL HIGH-TECH INDUSTRIAL DEVELOPMENT ZONES,TAIYUAN, SHANXI, 030006, P.R.CHINA
TEL/86-351-5600630, 5600631    FAX/86-351-5600632    E-MAIL/worgxp@sxyixing.com  CONTACT/MR GUO XIAOPING