Kelly is driving section of whole drill stem. Kelly are made from AISI 4145H-4145H Mod. alloy bars that are quenched and tempered full length, which up to 16meter long. A hardness range of 285 to 341 BHN and a minimum impact value of 54Joules as per ASTM A370 are maintained one inch below the surface at room temperature. All ends and center drive sections trepanned to provide true bores. They are drifted to API specifications, and all connections are phosphate-coated with an API thread compound.
Home >
Machinery & Industrial Supplies
>
Machinery & Equipment
>
Industrial Control Equipment
>
Kelly Kelly Kelly Kelly
Kelly Kelly Kelly Kelly
Payment Terms: | T/T,L/C |
---|
Trade on HiSupplier, Worry Free Guarantee
•Trading safety, secure your money, lower the risk, protect both buyers and suppliers
•HiSupplier is a Chinese multinational company in U.S, it helps to coordination and order landing.
- Product Details
- Company Profile
- Product Reviews
Basic Info.
- Type: Others
- Certification: Others
- Brand Name: Senwell
- Model No.: Senwell
- Place of Origin: Shaanxi
- Min.Order: 1 Set/Sets
- Means of Transport: Ocean, Air
Supply Capacity
- Production Capacity: 50000ea / month
- Packing:tray
- Delivery Date: 15-45days
Related Products
Didn't find what you're looking for?
Post Buying Lead or
contact our customer service specialist for help!