Company Information
Cangzhou Kunyuan Imp. & Exp. Trade Co., Ltd. Is an integrated company specializing in businesses related to the oil and natural gas industries. With business extended to overseas markets, it has established trade centers in HongKong & Cangzhou, to undertake the production and manufacturing of its oil investments, oil-related products, domestic and overseas trade and cooperation businesses. As a franchised dealer of Hengyang Valin Steel Tube Co., Ltd., it keeps a large variety of oilfield supplies in warehouses all over China, maintaining a fluid cooperation with TPCO, Bao steel and many other China quality manufacturers.
Cangzhou Kunyuan Imp. & Exp. Trade Co., Ltd. (Cangzhou Kunyuan) is sales company of Valin Hengyang Steel Tube Co., Ltd. (Valin Hengyang) in north China. Our core business is steel pipetrading with customers all over Europe, North America & Middle East.
Features of Thread Protector
1. All plastic thread protector with lighter weight, lower transport costs, Completely recyclable-no plastic/metal separation required, no disposal to landfill. CNC cut thread for exacting fit.
2. Hot-stamped-permanent ID for thread type/part number, no stick-on labels. Close-end recessed liftable designs.
3. Suitable for all types of handling or loading, including truck, rail and offshore transport.
4. Meets or exceeds all major oil company and premium thread manufactures specifications.
5. The closed end protectors may have an optional vent hole designed to keep the inner pressure equal to the outer pressure.
6. The vent hole may also have a filter, which prevents the intrusion of the foreign particles.
Light Weight Plastic Thread Protectors
Our light weight plastic thread protectors offer great value and adequate protection for all your casing, tubing, and tool joint sizes of pipe. Our entire line of plastic protectors are manufactured to meet or exceed all A. P. I safety standards. We stock most of the common sizes and materials of plastic thread protectors, please contact us more availability information.
Thread protector for Casing and Tubing
Composite thread protectors are used to protect OCTG end during storage and transport from the manufacturer to the end user. Designed to protect the threaded steel tubing ends and prevent water, dust, corrosive agents, UV rays and other elements to reach the thread area.
Features of Thread Protector
1. All plastic thread protector with lighter weight, lower transport costs, Completely recyclable-no plastic/metal separation required, no disposal to landfill. CNC cut thread for exacting fit.
2. Hot-stamped-permanent ID for thread type/part number, no stick-on labels. Close-end recessed liftable designs.
3. Suitable for all types of handling or loading, including truck, rail and offshore transport.
4. Meets or exceeds all major oil company and premium thread manufactures specifications.
5. The closed end protectors may have an optional vent hole designed to keep the inner pressure equal to the outer pressure.
6. The vent hole may also have a filter, which prevents the intrusion of the foreign particles.
| OD for Tubulars | Sizes & Thread | Type |
| 60.33mm | 2 3/8″NU | composite & all plastic |
| 2 3/8″EU | composite & all plastic |
| 73.03mm | 2 7/8″NU | composite & all plastic |
| 2 7/8″EU | composite & all plastic |
| 88.9mm | 3 1/2″NU | composite & all plastic |
| 3 1/2″EU | composite & all plastic |
| 114.1mm | 4 1/2″NU | composite & all plastic |
| 4 1/2″EU | composite & all plastic |
| 4 1/2″STC | composite & all plastic |
| 4 1/2″LTC | composite & all plastic |
| 4 1/2″BTC | composite & all plastic |
| 127mm | 5 ″LTC | composite & all plastic |
| 5 ″BTC | composite & all plastic |
| 139.7mm | 5 1/2″STC | composite & all plastic |
| 5 1/2″LTC | composite & all plastic |
| 5 1/2″BTC | composite & all plastic |
| 168.3mm | 6 5/8″BTC | composite & all plastic |
| 177.8mm | 7″STC | composite & all plastic |
| 7″LTC | composite & all plastic |
| 7 ″BTC | composite & all plastic |
| 193.7mm | 7 5/8″LTC | composite & all plastic |
| 7 5/8″BTC | composite & all plastic |
| 219.1mm | 8 5/8″STC | composite & all plastic |
| 8 5/8″LTC | composite & all plastic |
| 8 5/8″BTC | composite & all plastic |
| 244.5mm | 9 5/8″STC | composite & all plastic |
| 9 5/8″LTC | composite & all plastic |
| 9 5/8″BTC | composite & all plastic |
| 273.1mm | 10 3/4″STC | composite |
| 10 3/4″BTC | composite |
| 339.7mm | 13 3/8″STC | composite |
| 13 3/8″BTC | composite |
| 508mm | 20 ″STC | composite |
| 20 ″BTC | composite |
| drill stem | NC26 (2 3/8″IF) | composite |
| NC31 (2 7/8″IF) | composite |
| NC38 (3 1/2″IF) | composite |
| NC46 (4″IF) | composite |
| NC50 (4 1/2″IF) | composite |
| 5 1/2″FH | composite
|
Cangzhou Kunyuan Petroleum Equipment Co., Ltd is a professional company on manufacture, sale and services of petroleum and natural gas industry, providing one-stop service solution to China and global markets based on our high quality products and excellent service concept. Our sale branches cover Middle East, South America, North America, Russia, etc., maintaining good business relationship with many domestic large-scaled enterprises.
The business scope of our company covers multiple sectors including oilfield service, OCTG production, petroleum machinery equipments supply, international trade, etc. Our main product range is API casing and tubing, drill pipe; Non-API casing and tubing; API 5L pipeline and coating pipe; Premium connection; Nickel alloy pipe; Slotted screen pipe; Vacuum insulating tubing (VIT); Pipes for perforation gun; Pipes for coupling stock; Pipes for down hole tools, pup joints, couplings, thread protectors, stabbing guide; Elevators, elevator links, slips, safety clamps, spiders; Fishing tools and many other equipment regarding the whole service of drilling, casing running and maintenance in oilfield work...
We will spare no effort with first-class efficiency, superior quality, excellent service, and reasonable price, to establish a good cooperation relationship and mutual development with the clients all over the world.
