API Spec 7K High Pressure Mud and Cement Hoses
1. Purpose: suitable for rotary hose for flexible connection between the top of the drilling riser and the vertically systems, and for the adjustment of installing error between the drilling pump line and the riser for the connection and vibration isolation. It is also suitable for delivering in large quantity at high pressure, water-based or oil-based mud with the min. aniline point at 660Cpumped out of rotary drilling equipment. Moreover, it resists to corrosion of hydrogen sulfide and delivers water, oil, mud and other high-pressure media in borehole operation in oil field.
2. Construction: It made of inner sub or stainless steel armor inner tube, carbon fiber reinforce sub, middle sub, steel wire reinforce sub (Steel cauterization line reinforce sub), and carbon fiber outer sub.
3. The product is classified into steel wire reinforcing type and steel link Line reinforcing type. Single steel wire reinforce hoses apply for well site ground. Steel wire reinforce model apply for long-term altitude suspense.
4. Applicable standard: API Spec 7K & SY/T5469-92.
|Shijiazhuang Jingbo Petroleum Machinery Co., Ltd. is an international trade subsidiary of Jingbo Group and is devoted to popularizing Jingbo well known products to overseas markets. Founded in 1986, Jingbo Petroleum Machinery Co., Ltd., the predecessor of Jingbo Group,with the strength of high pressure fireproof hose (BOP)hose, choke and kill line, drilling rotary hose,etc. Jingbo is China's largest and most qualified well control hose producer which has obtained more than 95 percentage of domestic market share. Jingbo has been assigned as the sole manufacturer of fireproof hoses for CNPC Well Control Equipment Fabrication Center since 1998. Being uniquely appointed as a manufacturer of well control special hoses by CNPC and CNOOC, the first-level network provider of CNPC, SINOPEC and CNOOC. Jingbo has been awarded more than twenty national patents, including a patent for invention, passed China TQC (Total Quality Control)in 1995, obtained ISO9000 quality system certificate of CCS (China Classification Society) in 1997. 4 major series products passed API certification, including API Spec Q1 quality system certificate, API Spec 16A, The first one passed API Spec 7K and API Spec 16C in China. Jingbo's products have export to 35 important oil-production countries in the world. And our famous brand is "Baoneng".|