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Brand Name : Renda
Certification : API
Place of Origin : China
MOQ : 1
Payment Terms : L/C, D/A, D/P, T/T, Western Union
Supply Ability : Based on Detailed Order
Delivery Time : 10-15 working days
Packaging Details : Standard wooden export box
Material : Stainless Steel
Condition : New
Application : OIl field
API square Kelly for oilfield using , Drilling String equipment
Description:
Beijing Ocean Renda's square drill kelly are made from AISI 4145H alloy bars that are quenched and tempered full length. A hardness range of 285 to 341 BHM and a minimum impact value of 54 Joules as per ASTM A 370 are maintained one inch bellow the surface at room temperature. To improve resistance to galling, all connections are phosphate-coated with an API thread compond. Each bar used to manufacture kellys has been examined with magnetic partice inspections and ultrsonic inspections.
Specifications:
Kelly size |
63.5 |
76.2 |
88.9 |
108 |
108 |
133.4 |
133.4 |
||
2 1/2 |
3 |
3 1/2 |
4 1/4 |
4 1/4 |
5 1/4 |
5 1/4 |
|||
Lengthdrive |
LD Standard |
11280 |
11280 |
11280 |
11280 |
11280 |
11280 |
11280 |
|
LD optional |
15540 |
15540 |
15540 |
15540 |
|||||
Lengthoverall |
L Standard |
12190 |
12190 |
12190 |
12190 |
12190 |
12190 |
12190 |
|
L optional |
16460 |
16460 |
16460 |
16460 |
|||||
Length Drive |
DFL Across flate |
63.5 |
76.2 |
88.9 |
108 |
108 |
133.4 |
133.4 |
|
DC Across cornere |
83.3 |
100 |
115.1 |
141.3 |
141.3 |
175.4 |
175.4 |
||
DCC Across flate |
82.55 |
98.43 |
122.7 |
139.7 |
139.7 |
171.45 |
171.45 |
||
RC Radlue |
7.9 |
9.5 |
12.7 |
12.7 |
12.7 |
15.9 |
15.9 |
||
RCC Radlue |
41.3 |
49.2 |
56.4 |
69.9 |
69.9 |
85.7 |
85.7 |
||
Wall thickness |
11.43 |
11.43 |
11.43 |
12.07 |
12.07 |
15.88 |
15.88 |
||
Upper box |
Thread size |
Standard |
6 5/8 REG |
6 5/8 REG |
6 5/8 REG |
6 5/8 REG |
6 5/8 REG |
6 5/8 REG |
6 5/8 REG |
Optional |
4 1/2 REG |
4 1/2 REG |
4 1/2 REG |
4 1/2 REG |
4 1/2 REG |
||||
OD |
Du Standard |
196.9 |
196.9 |
196.9 |
196.9 |
196.9 |
196.9 |
196.9 |
|
Du Optional |
146.1 |
146.1 |
146.1 |
146.1 |
146.1 |
||||
Bevel |
Lu |
406.4 |
406.4 |
406.4 |
406.4 |
406.4 |
406.4 |
406.4 |
|
DFStandard |
186.1 |
186.1 |
186.1 |
186.1 |
186.1 |
186.1 |
186.1 |
||
DFOptional |
134.5 |
134.5 |
134.5 |
134.5 |
134.5 |
||||
Lower pin |
Label |
NC26 |
NC31 |
NC38 |
NC46 |
NC50 |
5 1/2 FH |
NC56 |
|
Outsize diameter |
85.7 |
104.8 |
120.7 |
158.8 |
161.9 |
177.8 |
177.8 |
||
LL |
508 |
508 |
508 |
508 |
508 |
508 |
508 |
||
DF Bevel diameter |
82.9 |
100.4 |
116.3 |
145.3 |
154 |
170.7 |
171.1 |
||
Inside diameter |
31.8 |
44.5 |
57.2 |
71.4 |
71.4 |
82.6 |
82.6 |
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API Square Drilling Rig Kelly / AISI 4145H Alloy Kelly Bar Drilling Equipment Images |