1.Name:2-7/8 tubing collar
2.Type: NU EU
3.Treatment: phosphating, flange or per the customers requests
4.all-round service
With the advanced CNC lathe processing technology, we can process various types of tubing and casing couplings. And we have got the API international quality system authentication. According to the production process is divided into couplings processing workshop and phosphating workshop. To ensure the products’ quality, we our company has established business relations with many large steel companies. The accuracy of the thread size is requested strictly according to the API standard. We’ll maintain the quality and reputation of products, and ensure the oil pipe, casing, the connection for strength and sealing and so on. Our products are sold to allover the world, the annual production capacity is more than 100 thousand pieces. The all-round service will be given to you.
type | size | OD(mm) | Nl(mm) | Weight(kg) |
NU | 2-3/8 | 73.02 | 107.95 | 1.28 |
2-7/8 | 88.90 | 130.18 | 2.34 | |
3-1/2 | 107.95 | 142088 | 3.71 | |
4 | 120.65 | 146.05 | 4.35 | |
EU | 2-3/8 | 77.80 | 123.82 | 1055 |
2-7/8 | 93.17 | 133.35 | 2.40 | |
3-1/2 | 114.30 | 146.05 | 4.10 | |
4 | 127.00 | 152.40 | 4.82 | |
1.Name:27/8 tubing collar | ||||
2.Type: 27/8 | ||||
3.Treatment: phosphating, flange, or per the customers’ requests | ||||
4.Service: all-round service | ||||
5.Yearly capacity: more than 100 thousand pieces | ||||
6.Package: exported by carton,wooden case, wooden pallet | ||||
