seamless steel coupling blank (TPCO & BAOTOU STEEL)
1. Model No.: 1.9",2-3/8",2-7/8",3-1/2",4",4-1/2",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".
2.Material:J55,K55,N80,L80,P110,AISI1020.
3.Product method: Rolling or Forged
4.Standard:API 5CT,5L
Coupling stock made in China famous steel maker : BAOTOU STEEL ,TPCO,BAOSTEEL,HYST,ANSTEEL ect . |
Name | Coupling Size | OD mm | Thickness mm | Length | Material (PSL-1, PSL-2) |
Hot rolling | Forging |
Tubing coupling stock | 1.9" NUE | 57 | 9.5 | 8-11 m | - | H40 J55 K55 N80Q N80 R95 L80-1 P110 Q125 |
1.9" EUE | 64.5 | 11.5 | 8-11 m | - |
2-3/8" NUE | 73.02 | 12 | 8-11 m | - |
2-3/8" EUE | 77.8 | 12 | 8-11 m | - |
2-7/8" NUE | 88.9 | 12.5 | 8-11 m | - |
2-7/8" EUE | 93.17 | 12.5 | 8-11 m | - |
3-1/2" NUE | 107.95 | 15 | 8-11 m | - |
3-1/2" EUE | 114.3 | 15 | 8-11 m | - |
4" NUE | 120.65 | 15.5 | 8-11 m | - |
4" EUE | 127 | 15.5 | 8-11 m | - |
4-1/2" NUE | 132.08 | 15 | 8-11 m | - |
4-1/2" EUE | 141.3 | 16.5 | 8-11 m | - |
Casing Coupling stock | 4-1/2" | 127 | 13 | 8-11 m | - |
5" | 141.3 | 14 | 8-11 m | - |
5-1/2" | 153.67 | 14 | 8-11 m | - |
6-5/8" | 187.71 | 18 | 8-11 m | - |
7" | 200.03 | 19 | 8-11 m | - |
7-5/8" | 215.90 | 19 | 8-11 m | - |
8-5/8" | 244.48 | 20.3 | 8-11 m | - |
9-5/8" LTC | 269.9 | 21 | 8-11 m | 266.7 |
9-5/8" BTC | 269.9 | 21 | 8-11 m | 274.0 |
10-3/4" STC | 298.45 | 21 | 8-11 m | 203.3 |
10-3/4" BTC | 298.45 | 21 | 8-11 m | 274.0 |
11-3/4" STC | 323.85 | 19 | 8-11 m | 203.3 |
11-3/4" BTC | 323.85 | 19 | 8-11 m | 274.0 |
13-3/8" STC | 365.12 | 21 | 8-11 m | 203.3 |
13-3/8" BTC | 365.12 | 21 | 8-11 m | 274.0 |
16" STC | 431.8 | 19.9 | 8-11 m | 228.6 |
16" BTC | 431.8 | 19.9 | 8-11 m | 274.0 |
18-5/8" STC | 508 | 24.5 | 8-11 m | 228.6 |
18-5/8" BTC | 508 | 24.5 | 8-11 m | 274.0 |
20" STC | 533.4 | 20 | 8-11 m | 228.6 |
20" BTC | 533.4 | 20 | 8-11 m | 274.0 |