Description
API Oilwell Short Thread Connection Stc Cementing Head
1) Specification: 5 1/2" to 13 3/8"
2) Material: Alloy Steel AISI 4145h
3) Thread Connection: Btc, Stc, Ltc
4) API and ISO certified
5) Application
The Cementing Head is a special tool for pumping slurry and releasing plug. It makes the drilling fluid fill into casing in turn and quickly. This can simplify the cementing operation and prevent cement pollution.
6) How to work
A device fitted to the top joint of a casing string to hold a cement plug before it is pumped down the casing during the cementing operation. In most operations, a bottom plug is launched before the spacer or cement slurry. The top plug is released from the cement head after the spacer fluid. Most cement heads can hold both the top and bottom plugs. A manifold incorporated into the cement head assembly allows connection of a fluid circulation line.
7) Structure of Cementing Head
It is consist of top cap, body, manifold, stop pin, quick joint(including quick union), seal rubber ring, indicator.
8) Features of Cementing Head
a. Quick-latch adapter is designed to offer easier, faster and safer makeup for cementing casing.
b. Able to couple with two plugs simultaneously. Simplify the cementing operation and prevent cement pollution.
c. Positive lever indicates plug releasing.
d. Balance pipe is developed.
9) Technical Parameters
Specifications, mm | Φ139.7 | Φ177.8 | Φ193.7 | Φ244.5 | Φ273 | Φ339.7 |
| Overall-length,mm | 1950 | 2020 | 2020 | 2360 | 2360 | 2440 |
| Manifold | 2'' Union |
| I.D. of plug container, mm | Φ125 | Φ160 | Φ175 | Φ225 | Φ250 | Φ320 |
| Length of plug container, mm | 400 | 450 | 450 | 550 | 550 | 600 |
| Working Pressure, Mpa | 35.5 | 35.5 | 35.5 | 35.5 | 35 | 35 |
10) Package
11) Certificate
Company Information
Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC.
We have the certificates of API 5CT, API 10D, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001, etc..
Our products mainly include:
1. Casing Centralizer
2. Float Collar & Float Shoe
3. Cementing Plug
4. Cementing Head
5. Cement Basket
6. Tubing Pump / Rod Pump
7. Valve Ball & seat
8. Casing / Tubing Pipe and Coupling
9. Stage Collar
10. Pumping Unit
11. Sucker Rod
Our group have more than 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC. Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.
Contact Us
PUYANG ZHONGSHI GROUP CO.,LTD
Add: 5th community, Zhongyuan Oilfield, Puyang, China
Website: zschinajixie.en.made-in-china.com;
zschinajixie.en.made-in-china.com
zschinajixie.en.made-in-china.com
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