Durable API 5dp Kelly Pipe Hexagonal and Square Options Available

• Customization: Available
• After-sales Service: Lifetime Support
• Warranty: 12months
• Model NO.: Durable API 5dp Kelly Pipe
• Manufacturing Process: CNC Milling
• Surface Treatment: Spray-Paint
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Transport Package: Wooden
• Specification: 55-87
• Trademark: KAIDI
• Origin: China
• HS Code: 8401100000
• Production Capacity: 50000 Pieces/Year

Product Description

KAIDI Petroleum Equipment Co., Ltd.

Core Business: Specialist in oilfield drilling & intervention tools

Product Portfolio
✓ Drilling Tools (DC/HWDP etc.)
✓ Fishing Tools (Overshot/Spear etc.)
✓ Jarring Tools (Hydraulic/Mechanical Jars)
✓ Milling Tools (Junk Mill/Reamer etc.)
✓ Mud Motors
✓ Testing Equipment (Jar Tester etc.)


Certifications: API 7-1/5DP/5CT, NS-1, ISO9000

Global Presence
Exported to 50+ countries with strong reputation in North America, Middle East, Russia etc.

Partnership Opportunity:
Seeking qualified distributors worldwide for mutual growth!

Contact for Technical Support:
LAURA Manager
 

Product Parameters

Diameter		Length in	Upper box connection				Lower pin connection		I.D.	Driving section
mm	in		Type(LH)		O.D.		Thread	O.D.		Cross flat	For square kelly	Cross corner for hexa kelly
			Standard	optional	Std	optional
63.5	2 1/2	12.19	6 5/8REG	4 1/2REG	196.8	146.0	NC26	85.7	31.8	63.5	83.3
76.2	3	12.19	6 5/8REG	4 1/2REG	196.8	146.0	NC31	104.8	44.4	76.2	100.0	85.7
88.9	3 1/2	12.19	6 5/8REG	4 1/2REG	196.8	146.0	NC38	120.6	57.2	88.9	115.1	100.8
108.0	4 1/4	12.9	6 5/8REG	4 1/2REG	196.8	146.0	NC46	158.8	71.4	108.0	141.3	122.2
			6 5/8REG	4 1/2REG	196.8	146.0	NC50	161.9	71.4	108.0	141.3	122.2
133.4	5 1/4	12.9	6 5/8REG		196.8		5 1/2FH	177.8	82.6	133.3	175.4	151.6
			6 5/8REG		196.8		NC56	177.8	82.6	133.3	175.4	151.6

KAIDI Petroleum Equipment Co., Ltd.

Core Business: Specialist in oilfield drilling & intervention tools

Product Portfolio
✓ Drilling Tools (DC/HWDP etc.)
✓ Fishing Tools (Overshot/Spear etc.)
✓ Jarring Tools (Hydraulic/Mechanical Jars)
✓ Milling Tools (Junk Mill/Reamer etc.)
✓ Mud Motors
✓ Testing Equipment (Jar Tester etc.)


Certifications: API 7-1/5DP/5CT, NS-1, ISO9000

Global Presence
Exported to 50+ countries with strong reputation in North America, Middle East, Russia etc.

Partnership Opportunity:
Seeking qualified distributors worldwide for mutual growth!

Contact for Technical Support:
LAURA Manager
 
 
FAQ for Oilfield Machinery Products

Q1:Do your products comply with API/ISO international standards?
Answer: Yes, our products fully comply with API Spec 7-1, API 6A, and are certified with ISO 9001.
Q2:How do we ensure quality?
Answer:Production samples are always made before mass production.
A final inspection is always conducted before shipment.
Q3:: Are you the manufacturer? What petroleum machinery products do you mainly offer?
Answer: Yes, we are a professional manufacturer integrating R&D, production and export with our own production base. Our main products include:
Fishing Tools (e.g., overshots, fishing spears, milling shoes
Drilling Tools (e.g., drill pipes, stabilizers, reamers)
Valves (e.g., gate valves, check valves, safety valves)
Other downhole equipment, etc.
   
Q4:What is the warranty period? How to claim it?
Answer: 12-month warranty. Provide the serial number and fault description for a response within 48 hours.
Q5:Do you provide technical training or on-site support?
Answer: Free remote training is available. On-site support costs are negotiable.
Q6: What is the lead time for delivery?
Answer: 30 days for standard products; 60-90 days for customized orders (subject to complexity).
Q7: What shipping methods do you offer? How to track orders?
Answer: Sea express shipping available. Tracking number and link provided after shipment.
Q8: How do you package the products to prevent rust during sea shipping?**  
Answer:Packaging includes anti-rust oil, vacuum sealing, wooden crates, and desiccants.*  
Q9:Do you accept customized orders?
Answer: OEM is accepted. Submit detailed drawings or specifications for a quote.
Q10:How to get your latest product catalog?For any further detailed inquiries, please feel free to contact us .