A connection common in the oil industry consisting of two joints coupled by a threaded nut. Protrusions on the nut are hit with a sledge hammer to tighten the connection and energize the seals.
We are one of the major supplier of Hammer Unions of different sizes in India as well as in international markets.
TOP Hammer unions are manufactured from steel forgings using materials appropriate to specific pressure ratings.
TOP unions are available in a choice of end connections. API line pipe threads are standard. Butt weld ends can be provided. Customer to specify schedule of pipe while ordering.
Sour service is available and all H S service 2 parts of TOP unions conform to the latest NACE specifications.
TOP unions can be supplied for low temperature applications with suitable impact value testing.
All TOP unions components of the same size and figure number are Weco interchangeable. All TOP unions nuts have three hammer lugs.
TOP unions are supplied with full traceability documentation for each component.
All spare parts are available.
Fig 50 Union 500 PSI CWP
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) |
5" | 51/2" | 51/4" | 10.80 |
Fig 100 Union 1,000 PSI CWP
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) |
2" | 35/8" | 229/32" | 2.60 |
21/2" | 49/32" | 35/8" | 5.20 |
3" | 51/8" | 4" | 6.20 |
4" | 53/4" | 411/16" | 10.20 |
5" | 633/64" | 59/16" | 13.80 |
6" | 67/8" | 67/8" | 23.20 |
8" | 75/16" | 713/16" | 32.20 |
Fig 200 Union 2,000 PSI CWP
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) |
1a" | 219/32" | 2" | 1.00 |
11/4" | 225/32" | 25/32" | 1.60 |
11/2" | 229/32" | 213/32" | 1.60 |
2" | 31/4" | 229/32" | 2.40 |
21/2" | 41/4" | 35/8" | 4.50 |
3" | 417/32" | 41/4" | 6.60 |
4" | 415/16" | 5" | 9.60 |
5" | 73/64" | 523/32" | 19.00 |
6" | 625/32" | 61/2" | 22.00 |
8" | 75/16" | 713/16" | 29.10 |
10" | 93/32" | 91/16" | 41.36 |
Fig 206 Union 2,000 PSI CWP
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) |
1" | 219/32" | 2" | 1.00 |
11/4" | 225/32" | 25/32" | 1.07 |
11/2" | 229/32" | 213/32" | 1.07 |
2" | 31/4" | 229/32" | 2.40 |
21/2" | 41/4" | 35/8" | 5.02 |
3" | 417/32" | 41/4" | 6.60 |
4" | 415/16" | 5" | 9.10 |
6" | 625/32" | 61/2" | 19.30 |
8" | 75/16" | 713/16" | 29.10 |
10" | 93/32" | 91/16" | 41.36 |
Fig 207 Union 2,000 PSI CWP
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) |
3" | 33/4" | 23/4" | 4.45 |
4" | 445/64" | 317/32" | 7.38 |
6" | 537/64" | 427/32" | 17.10 |
Fig 211 Union 2,000 PSI CWP
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) |
2" | 329/64" | 31/16" | 3.00 |
3" | 435/64" | 417/64" | 6.40 |
Fig 400 Union 4,000 PSI CWP
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) | |
Total | CTR. BR. | |||
2" | 51/4" | 1/4" | 39/16" | 5.80 |
3" | 6" | 3/8" | 41/4" | 9.40 |
4" | 87/32" | 3/8" | 5" | 14.40 |
6" | 111/32" | 3/8" | 65/8" | 28.80 |
8" | 1113/32" | 3/8" | 75/8" | 42.70 |
10" | 1037/64" | - | 949/64" | 56.80 |
12" | 107/8" | 3/8" | 101/4" | 74.43 |
Fig 600 Union 6,000 PSI CWP
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) | |
Total | CTR. BR. | |||
1" | 39/16" | 1/4" | 225/32" | 1.59 |
11/2" | 47/8" | 1/4" | 37/32" | 4.30 |
2" | 67/16" | 1/4" | 33/4" | 6.80 |
21/2" | 79/16" | 3/8" | 41/4" | 9.10 |
3" | 811/16" | 3/8" | 41/2" | 13.18 |
4" | 101/16" | 3/8" | 51/4" | 18.63 |
Fig 602 Union 6,000 PSI CWP
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) | Length Butt. Weld Sch. 80 |
|
Total | CTR. BR. | ||||
1" | 317/32" | 1/4" | 25/32" | 1.59 | 317/32" |
11/4" | 429/32" | 1/4" | 37/32" | 4.54 | 411/16" |
11/2" | 429/32" | 1/4" | 37/32" | 4.10 | 411/16" |
2" | 51/4" | 1/4" | 33/4" | 5.90 | 51/32" |
3" | 61/4" | 3/8" | 41/2" | 10.45 | 57/16" |
4" | 81/4" | 3/8" | 57/32" | 15.00 | 61/16" |
Fig 1002 Union 10,000 PSI CWP
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) | Length Butt. Weld Sch. 80 XX HVY |
||
Total | CTR. BR. | |||||
1" | 317/32" | 1/4" | 25/32" | 1.59 | 317/32" | - |
11/4" | 47/8" | 1/4" | 37/32" | 4.54 | - | - |
11/2" | 47/8" | 1/4" | 37/32" | 4.10 | 411/16" | - |
2" | 51/4" | 1/4" | 33/4" | 6.00 | 51/32" | - |
21/2" | 61/8" | 3/8" | 41/4" | 7.95 | 51/8" | - |
21/2"EUE | 515/16" | 3/8" | 41/4" | 7.95 | - | - |
3" | 61/4" | 3/8" | 41/2" | 10.00 | 53/8" | 53/8" |
4" | 81/4" | 3/8" | 57/32" | 17.95 | 511/16" | - |
5" | - | - | 61/4" | 25.90 | 515/16" | 61/8" |
Fig 1003 Union 10,000 PSI CWP
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) | |
Total | CTR. BR. | |||
2” | 43/4" | - | 31/2" | 05.64 |
3" LP THD | 91/8" | 3/8" | 47/8" | 20.45 |
3" SCH 160 | 87/8" | - | 47/8" | 21.60 |
3" XX HVY | 91/8" | - | 47/8" | 22.00 |
4" LP THD | 1015/16" | 1/2" | 6" | 32.95 |
4" SCH 160 | 1011/16" | - | 6" | 34.54 |
4" XX HVY | 1015/16" | - | 6" | 35.45 |
5" SCH 160 | 109/16" | - | 6" | 33.63 |
5" XX HVY | 1015/16" | - | 6" | 34.77 |
Fig 1502 Union 15,000 PSI CWP
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) | Length Butt. Weld XX HVY |
|
Total | CTR. BR. | ||||
1" | 43/8" | 1/4" | 23/4" | 3.82 | - |
2" | 7" | 1/4" | 4" | 9.54 | 61/4" |
3" | 75/8" | 3/8" | 413/16" | 14.10 | 51/4" |
4" | 81/2" | 1/2" | 61/16" | 34.00 | - |
5" | 97/64" | - | 645/64" | 44.40 | - |
Size (in.) | Length (in.) | Nut Radius (in.) | Weight (Kg.) |
2" | 73/8" | 323/32" | 10.45 |
3" | 85/8" | 65/32" | 21.80 |
4" | 81/2" | 6" | 34.50 |
Fig YH 110 Union 500-6,000 PSI CWP
Size (in.) | CWP | TP | Color | |
Subs | Nut | |||
2" - 3" | 500 | 750 | Maroon | Maroon |
1" - 4" | 1,000 | 1,500 | Maroon | White |
1/4" - 4" | 2,500 | 3,750 | Orange | Orange |
1" - 3" | 4,000 | 6,000 | Brown | Brown |
1/4"- 1/2" | 6,000 | 9,000 | Blue | Blue |
Fig YH 210 Blanking Union
1,000-6,000 PSI CWP
Size (in.) | CWP | TP | Color | |
Subs | Nut | |||
2" - 3" | 500 | 750 | Maroon | Maroon |
1" - 4" | 1,000 | 1,500 | Maroon | White |
1/4" - 4" | 2,500 | 3,750 | Orange | Orange |
1" - 3" | 4,000 | 6,000 | Brown | Brown |
1/4" - 1/2" | 6,000 | 9,000 | Blue | Blue |
Fig YH 300 Union 1,000-6,000 PSI CWP
Size (in.) | CWP | TP | Color | |
Subs | Nut | |||
2" - 8" | 500 | 750 | Yellow | Black |
1" - 7" | 1,000 | 1,500 | Yellow | Gray |
1/4" - 6" | 2,500 | 3,750 | Pearl Gray | Green |
1/4" - 6" | 4,000 | 6000 | Pearl Gray | Red |
1" - 4" | 6,000 | 9000 | Pearl Gray | Blue |
1" - 2" | 10,000 | 15000 | Pearl Gray | Orange |
1/4" - 1" | 12,500 | 18750 | Silver | Silver |
Fig YH 210 Blanking Union
1,000-6,000 PSI CWP
Recommended for
Mud tanks, mud tank connecting lines, and pump suction flanges
Size (in.) | Connects Nominal Size Oilfield Pipe | Female Component Welds To | Complete Assembly | O-Ring Only |
3" | 3-Inch (3 1/2" O.D.) |
4-Inch | 8.00 | 0.18 |
4" | 4-Inch (4 1/2" O.D.) |
6-Inch | 10.50 | 0.24 |
6" | 6-Inch (6 5/8" O.D.) |
8-Inch | 14.80 | 0.36 |
8" | 8-Inch (8 5/8" O.D.) |
10-Inch | 20.00 | 0.48 |
10" | 10-Inch (10 3/4" O.D.) |
12-Inch | 24.00 | 0.60 |
12" | 12-Inch (12 3/4" O.D.) |
14-Inch | 27.50 | 0.72 |
13" | 13-Inch (13 3/8" O.D.) |
13-Inch (Casing) |
25.50 | 0.77 |
14" | 14-Inch (14" O.D.) |
16-Inch | 24.50 | 0.84 |
16" | 16-Inch (16" O.D.) |
18-Inch | 44.00 | 0.96 |
18" | 18-Inch (18" O.D.) |
20-Inch | 53.00 | 1.08 |
20" | 20-Inch (20" O.D.) |
22-Inch | 67.50 | 1.44 |
Air Seal Union 150 PSI CWP
Recommended for
Mud suction lines, return lines, low pressure fluid lines.
Size (in.) | Approx. Wt. (Kg.) Complete Union |
Approx. Wt. (Kg.) Tube Only |
4" | 3.20 | 0.38 |
6" | 8.20 | 0.67 |
8" | 10.00 | 0.77 |
10" | 11.80 | 1.15 |
12" | 13.60 | 1.54 |
16" | 20.40 | 1.68 |
Suction-Hose Unions
500 PSI (34 bar) Maximum Line Pressure, 4, 5, and 6" sizes
Frac Subs/Hose Unions
715 - A, 7th Floor, Spencer Plaza, Suit No 443, Mount Road, Anna Salai, Chennai - 600 002.
NO 7, Mahalashmi Nagar, Thiruneermalai Road Thirumudivakkam, Chennai - 600 044.
Mon - Sat :
08:00 AM – 05:00 PM
Sun ( Closed )