Tianjin jinyiyuan Heavy Machinery Manufacturing Co., Ltd
Quality first, reputation first, customer first
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Full follow-up casing joint for casing drilling system
product description:
The male and female joints at both ends of the casing ensure that each casing is precisely matched and connected.
Features and advantages:
The joints are made of 25CrMo forgings, which are wear-resistant and should not be deformed.
According to customer requirements, products with different specifications and sizes can be provided.
Use range:
Pile foundation engineering wall protection, full set of pipe cast-in-place pile construction.
| Regular Duty Casing Joint | ||||||
| D1/D2 | H(mm) | b(mm) | n(Piece) | Hole(Piece) | Bolt | Weight(kg/set) |
| 620/540 | 350 | 40 | 4 | 8 | Ⅰ | 233 |
| 750/670 | 350 | 40 | 4 | 10 | Ⅰ | 285 |
| 800/720 | 350 | 40 | 4 | 10 | Ⅰ | 304 |
| 880/800 | 350 | 40 | 4 | 10 | Ⅰ | 333 |
| 900/820 | 350 | 40 | 4 | 10 | Ⅰ | 341 |
| 1000/920 | 350 | 40 | 4 | 10 | Ⅰ | 381 |
| 1180/1100 | 350 | 40 | 4 | 12 | Ⅰ | 438 |
| 1200/1120 | 350 | 40 | 4 | 12 | Ⅰ | 450 |
| 1300/1220 | 350 | 40 | 4 | 12 | Ⅰ | 483 |
| 1500/1400 | 480 | 50 | 4 | 12 | Ⅰ | 950 |
| 1800/1700 | 480 | 50 | 4 | 16 | Ⅰ | 1146 |
| 2000/1880 | 480 | 60 | 6 | 12 | Ⅱ | 1745 |
| 2500/2380 | 480 | 60 | 8 | 16 | Ⅱ | 2197 |
Langfang Yilunkai Group, whose predecessor is Quansheng Machinery Plant (founded in 1992), is established in July, 2006 with 4 million RMB of total registered capital. The Group owns 3 subsidiaries,which is Langfang Yilunkai Foundation& Engineering Co., Ltd,Tianjin Jinyiyuan Heavy Machinery Manufacturing Co., Ltd ,andLangfang Yilunkai Mechanic & Electronics Technology Co., Ltd.Tianjin Jinyiyuan Heavy Machinery Manufacturing Co., Ltd is blessed with geographical advantage as it is located in the Beijing-Tianjin-Hebei region .
It mainly manufactures three series of productions, which are:
A. Rotary drilling tools;
B. casing of casing rotator and Rotary drilling, grab bucket;
C. Rotary drilling kelly bar Currently;
The corporation manufactures and processes have a full range of productions. Nearly hundreds of varieties of products are sold to big and medium-sized cities, enjoying praises from experts and top-class giants including China Railway Engineering Corporation, China State Construction Engineering Corporation and China Communications Construction.The corporation’s potential market is huge.With the vision of “Keeping ahead and breaking new ground”, Langfang Yilunkai Group spares no efforts to creating social wealth and winning over greater benefits for the customers.
Since its establishment, the Group has been adhering to the principle of “Quality, credit and client come first”. It refined upon the R&D of new products and strictly observed scientific management and standard operation, blazed new trails while pursing diligence and pragmatic, eventually enhanced customer satisfaction through continuously improvement.
Through years of perfect management and running, it won its market and grew into an internationally influential group and pioneered in the peer with mechanized manufacturing of high-quality products. With the full-force surging of reform, the realization of a moderately prosperous society, and the blessing of “the Belt and Road Initiative”, Yilunkai Group will seize this opportunity to stride forward to a brighter future.