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Oilfield API 5 1/4" Square Kelly Drill Spare Parts

    Buy cheap Oilfield API 5 1/4" Square Kelly Drill Spare Parts from wholesalers
     
    Buy cheap Oilfield API 5 1/4" Square Kelly Drill Spare Parts from wholesalers
    • Buy cheap Oilfield API 5 1/4" Square Kelly Drill Spare Parts from wholesalers
    • Buy cheap Oilfield API 5 1/4" Square Kelly Drill Spare Parts from wholesalers
    • Buy cheap Oilfield API 5 1/4" Square Kelly Drill Spare Parts from wholesalers

    Oilfield API 5 1/4" Square Kelly Drill Spare Parts

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    Brand Name : TR Solids Control
    Model Number : TRFZG
    Certification : API 7-1, ISO 9001
    Price : Negotiable
    Payment Terms : L/C, D/A, D/P, T/T, Western Union
    Supply Ability : 100000 pcs Per Month
    Delivery Time : 20 days
    • Product Details
    • Company Profile

    Oilfield API 5 1/4" Square Kelly Drill Spare Parts

    API Standard Square Kelly / Hexagonal Kelly in Oilfield


    Product Overview


    Kelly is main driver of the whole drill string. It transmits torsional energy from the rotary table through the drill string to the bit at the bottom of the hole, and is a long square or hexagonal, precision machined heavy steel bar that is supported by the swivel through the rotary table and is connected to the first joint of drill pipe in the drill string.


    Kelly is the drive part of whole drill stem, it has two types, square kelly and hexagonal kelly and all of them are manufactured comfort to API Spec7-1 and SY/T6509-2000 criterion.


    Our Square& Hexagonal kelly are made from AISI 4145H modified alloy bars that are quenched and tempered full length. After such heat treatment, its brinell hardness can reach 285-341. Kelly's end, drive cross-section and joint are all processed and tested comform to API criterion.


    Advantages of Square & Hexagonal Kelly

    1. Shipped in a protective steel -cased scabbard.
    2. Ends and drive section,IDs and connections machined and inspected to API specification.
    3. Ultrasonic inspection is performed on all section.
    4. Manufactured from AISI4145H-modified, fully heat-treated alloy steel with a Brinell hardness range of 285-341BHN and a minimum average Charpy impact value of 40ft-Ibs.

    Technical Data. of Our Square & Hexagonal Kelly


    Kelly size63.576.288.9108108133.4133.4
    2 1/233 1/24 1/44 1/45 1/45 1/4
    Lengthdrive SectionLD Standard11280112801128011280112801128011280
    LD optional15540155401554015540
    LengthoverallL Standard12190121901219012190121901219012190
    L optional16460164601646016460
    Length Drive SectionDFL Across flate63.576.288.9108108133.4133.4
    DC Across cornere83.3100115.1141.3141.3175.4175.4
    DCC Across flate82.5598.43122.7139.7139.7171.45171.45
    RC Radlue7.99.512.712.712.715.915.9
    RCC Radlue41.349.256.469.969.985.785.7
    Wall thickness eccentric bore11.4311.4311.4312.0712.0715.8815.88
    Upper box connectionThread size and style LFStandard6 5/8 REG6 5/8 REG6 5/8 REG6 5/8 REG6 5/8 REG6 5/8 REG6 5/8 REG
    Optional4 1/2 REG4 1/2 REG4 1/2 REG4 1/2 REG4 1/2 REG
    ODDu Standard196.9196.9196.9196.9196.9196.9196.9
    Du Optional146.1146.1146.1146.1146.1
    Bevel diameterLu406.4406.4406.4406.4406.4406.4406.4
    DF Standard186.1186.1186.1186.1186.1186.1186.1
    DF Optional134.5134.5134.5134.5134.5
    Lower pin connectionLabelNC26NC31NC38NC46NC505 1/2 FHNC56
    Outsize diameter85.7104.8120.7158.8161.9177.8177.8
    LL508508508508508508508
    DF Bevel diameter82.9100.4116.3145.3154170.7171.1
    Inside diameter31.844.557.271.471.482.682.6


    When ordering please specify below:

    • Nominal size and overall length.
    • Kelly type (Square or hexagonal).
    • Upper and lower connection.

    Xi'an TianRui Petroleum Machinery Equipment Company Limited is a professional manufacturer of solid control equipment and other petroleum equipment in China. We are the first-class supplier of resources market of SINOPEC and CNPC. Our products include solid control equipment, cement tools, PDC drilling bits, Wellheading tools, Mud pumps and their acceossries.


    They are exported to Russia, America, Middle East, South America, Southeast Asia, Central Asia , African, Australia,Europe etc. Our company is willing to cooperate and make common progress with friends at home and abroad with first-class products, first-class service and reasonable prices


    Competitive Advantages


    1. We offer high quality products at competitive price.
    2. Shortest delivery time.
    3. Flexible payment terms.
    4. Timely after-sale service.
    5. Most of our equipment can be replaceable with international brands.
    6. Our products have been exported to Argentina, Egypt, US, Australia, Romania, Pakistan, Dubai, Abu Dhabi, Iran, India, Indonesia, Vietnam, Malaysia and many other countries.

    Quality Oilfield API 5 1/4" Square Kelly Drill Spare Parts for sale
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