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Professional Non Magnetic Drill Collars / Non Mag Drill Collars 4145MOD 9150mm Length ISO 9001 2008

Categories Non Magnetic Drill Collar
Place of Origin: Jiyuan, China (Mainland)
Brand Name: KY
Certification: ISO9001:2008
MOQ: 5 Metric tons
Price: USD 1-10000 /Piece
Packaging Details: Packaged with steel pallet, wooden case packing suitable for long distance transportation or adapting to sea shipment
Delivery Time: 50~55 days after receiving the orders
Payment Terms: L/C,T/T (30% deposit in advance, the balance before shipment)
Supply Ability: 4000 Tons per Year
Material: 4145Mod
Length: 9150mm
Size: 6 1/4'' , 6 1/2''
Brand: KY
Certificate: ISO9001:2008
Origin of Goods: Jiyuan, Henan
Test: 100% UT
Processing type: Forging&Rough machining
Package: Iron stand
Color: Bright
MOQ: 5 Metric tons
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    Professional Non Magnetic Drill Collars / Non Mag Drill Collars 4145MOD 9150mm Length ISO 9001 2008

    Professional Non Magnetic Drill Collars / Non Mag Drill Collars



    4145Mod , 9150mm Length Non Magnetic Drill Collars for Oil Drilling Equipment NC26-35


    Description:


    Drill collars are manufactured from 4145H modified steel.Drill collars are bored and drifted to API Spec 7-1 and fully heated to meet or exceed the mechanical property requirements of API Spec.Hardness range of 285-341HB and a charpy “V”notch impact value of 54 joules are guaranteed one inch below the surface

    When enquiries or orders,please specify:

    Slick or spiral ; Drill collar OD ; Drill collar bore ; Length of drill collar; Connection type


    Applications:


    Drilling tool stabilizer is an important tool for oil, gas and geology exploration drilling engineering to prevent well deflection. Drill collars,heavy weight drill pipe and lifting subs are tools matched with stabilizers.

    Drill collars are bored and drifted to API Spec 7-1 and fully heated to meet or exceed the mechanical property requirements of API Spec.


    Specifications:


    1.Material:4145H,4145Mod,40CrMnMo etc.


    2.Standard size, inner diameter and thread for drill collar

    No.

    Outer diameter

    Inner diameter

    Length
    mm

    Should chamfering diameter

    Bending
    strength

    mm

    in

    mm

    in

    NC23-31

    79.4

    3 1/8

    31.8

    1 1/4

    9150

    76.2

    2.57:1

    NC26-35

    88.9

    3 1/2

    38.1

    1 1/2

    9150

    82.9

    2.42:1

    NC31-41

    104.8

    4 1/8

    50.8

    2

    9150 / 9450

    100.4

    2.43:1

    NC35-47

    120.7

    4 3/4

    50.8

    2

    9150 / 9450

    114.7

    2.58:1

    NC38-50

    127.0

    5

    57.2

    2 1/4

    9150 / 9450

    121.0

    2.38:1

    NC44-60

    152.4

    6

    57.2

    2 1/4

    9150 / 9450

    144.5

    2.49:1

    NC44-60

    152.4

    6

    71.4

    2 13/16

    9150 / 9450

    144.5

    2.84:1

    NC44-62

    158.8

    6 1/4

    57.2

    2 1/4

    9150 / 9450

    149.2

    2.91:1

    NC46-62

    158.8

    6 1/4

    71.4

    2 13/16

    9150 / 9450

    150.0

    2.63:1

    NC46-65

    165.1

    6 1/2

    57.2

    2 1/4

    9150 / 9450

    154.8

    2.76:1

    NC46-65

    165.1

    6 1/2

    71.4

    2 13/16

    9150 / 9450

    154.8

    3.05:1

    NC46-67

    171.4

    6 3/4

    57.2

    2 1/4

    9150 / 9450

    159.5

    3.18:1

    NC50-67

    171.4

    6 3/4

    71.4

    2 13/16

    9150 / 9450

    159.5

    2.37:1

    NC50-70

    177.8

    7

    57.2

    2 1/4

    9150 / 9450

    164.7

    2.54:1

    NC50-70

    177.8

    7

    71.4

    2 13/16

    9150 / 9450

    164.7

    2.73:1

    NC50-72

    184.2

    7 1/4

    71.4

    2 13/16

    9150 / 9450

    169.5

    3.12:1

    NC56-77

    196.8

    7 3/4

    71.4

    2 13/16

    9150 / 9450

    185.3

    2.70:1

    NC56-80

    203.2

    8

    71.4

    2 13/16

    9150 / 9450

    190.1

    3.02:1

    6 5/8
    REG

    209.6

    8 1/4

    71.4

    2 13/16

    9150 / 9450

    195.7

    2.93:1

    NC61-90

    228.6

    9

    71.4

    2 13/16

    9150 / 9450

    212.7

    3.17:1

    7 5/8
    REG

    241.3

    9 1/2

    76.2

    3

    9150 / 9450

    223.8

    2.81:1

    NC70-97

    247.6

    9 3/4

    76.2

    3

    9150 / 9450

    232.6

    2.57:1

    NC70-100

    254.0

    10

    76.2

    3

    9150 / 9450

    237.3

    2.81:1

    8 5/8
    REG

    279.4

    11

    76.2

    3

    9150 / 9450

    266.7

    2.84:1

    3. Mechanical property for dill collar


    Outer diameter

    Yield strength σ0.2

    Tensile strengthσb

    Elongation
    δ4

    Brinell Hardness
    HB

    Impact Value
    Ak

    mm

    in inch

    79.4~171.4

    3 1/8~6 3/4

    ≥758

    ≥965

    ≥13

    285~341

    ≥54

    177.8~279.4

    7~11

    ≥689

    ≥930


    Competitive Advantage:


    Strict quality control

    Competitive price

    Just-in-time delivery

    Specialist services

    Quality certificate:ISO9001:2008

    Quality Professional Non Magnetic Drill Collars / Non Mag Drill Collars  4145MOD 9150mm Length  ISO 9001  2008 for sale
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