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High Strenth Oil Rig Equipment Oil Well Drilling Rig And Workover Oil Rig Derrick Mast

Categories Oil Rig Equipment
Brand Name: TIPTOP
Model Number: JJ450
Certification: Inspection Certificate
Place of Origin: China
MOQ: 1 set
Price: Negotiation
Payment Terms: T/T, L/C, D/A, D/P
Supply Ability: 500 sets per month
Delivery Time: 5-30 days
Packaging Details: seaworthy wooden box
Standard: API 4F
Application: Drilling Rig Equipment
Max. static load rating: 1350~6750 kn
Key Word: Derrick
Use: Drilling Rig and Workover Rig
Model: JJ135~JJ675
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High Strenth Oil Rig Equipment Oil Well Drilling Rig And Workover Oil Rig Derrick Mast

Oil Rig Equipment Oil Well Drilling Rig and Workover Rig API 4F Derrick, Mast


The drilling and workover derricks with different loadings is designed and fabricated according to API Spec 4F, including A type, Tower type, K type, special K type, mast type and the special type used in offshore drilling.


Features of Masts-Open Face

* Open-face masts.

* Raising mode: integral and bootstrap.

* Masts are installed at ground level and divide into sections. Sections are connected with each other by means of double pins to ensure connections integrity.

* Mast stems are of beam structure for easy of assembly/disassembly and transportation.

* Two hydraulic cylinders (left & right) are provided to be used as snubber when raising masts and as primary push-pull force when lowering masts.

* Masts’ space and height meet the need of installing top drive.

* Masts conform to API 4F.


ModelJJ135/31.5-KJJ225/43-KJJ315/45-KJJ450/45-KJJ675/48-K
Max. static load rating kn13502250315045006750
Working height m (ft)31.5 (104)43 (141)45 (147)45 (147)48 (157)
Top span (front x side) m (ft)1.7x1.7 (5.6x5.6)2x2 (6.6x6.6)2.1x2.05 (6.9x6.6)2.1x2.05 (6.9x6.6)2.4x2.6 (7.9x8.5)
Bottom span m (ft)6 (20)8 (26)8 (26)9 (30)10 (33)
Height of monkey board m (ft)17.5 (57.4)
16.5 (54.1)
26.5 (87)26.5 (87)26.5 (87)26.5 (87)
25.5 (83.7)25.5 (83.7)25.5 (83.7)25.5 (83.7)
24.5 (80.4)24.5 (80.4)24.5 (80.4)24.5 (80.4)
Capacity of monkey board m (ft)2000 (6560)4000 (13120)5000 (16400)7000 (22960)9200 (301840)
Wind load capacityUnder non-working condition
(no stand, no hook load)
km/h (NMPH)
172 (93)172 (93)172 (93)172 (93)172 (93)
Under non-working condition
(full stands, no hook load)
km/h (NMPH)
130 (70)130 (70)130 (70)130 (70)130 (70)
Raising & lowering mast
km/h (NMPH)
30 (16)30 (16)30 (16)30 (16)30 (16)

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