Our Products
- Steel Pipe & Tube Making Machines (8)
- Pipe & Tube Cut-Off Machines (1)
- Steel Pipe & Tube End Facing Machines (1)
Contact Information
NO 32 xiaojingyu street,taiyuan,shanxi,China
Tel: 86-035-6110680
Fax: 86-035-6110680
square kelly
Model: 4145H
Category: Automatic/Industrial Machines & Equipments / Pipe & Tube Making Machines / Steel Pipe & Tube Making Machines
Characteristics
Our company may act according to the user the request to produce Kelly and hexagonal Kelly, the length usually is 12.19 meters, uses AISI 4145H alloy
structural steel manufacturing, and carries on the quenching and tempering treatment in the full length scope. The technique of production and the technical standard are completely in accordance with API, after heat treatment, apart from surface inch under to sampling under the room temperature to test its Brinell hardness to be possible to achieve reaches 285-341, minimum Charpy impact value is 54J.
Specifications
Square Kelly Specification |
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Norminal |
Length |
Top Upset Joint |
Bottom Upset Joint |
Bore ID |
Drive Section |
Est. Weight k.g. |
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|
|
APIBOX |
Du |
Right Hand |
DL |
|
Across |
Across |
|
|||||||||||
3-1/2 |
40 |
6 5/8REG |
7 3/4 |
NC38(3 1/2IF) |
4 3/4 |
2 1/4 |
4.437 |
3 1/2 |
596 |
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4-1/4 |
40 |
6 5/8REG |
7 3/4 |
NC46(41F) |
6~6 3/8 |
2 13/16 |
5.500 |
4 1/4 |
820 |
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5-1/4 |
40 |
6 5/8REG |
7 3/4 |
NC50 |
7 |
3 1/4 |
6.750 |
5 1/4 |
1250 |
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