SINGLE ARM ELEVATOR LINK
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SINGLE-ARM ELEVATOR LINK
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- Adopted high-quality alloy steel and throughout swaged forging process.
- Designed factor is 2.25-3
- WORKING LOAD LIMIT: 75~500 USton.
- Both the ends are shape by swaged forging process, the pole is pulled by open forging
- Special Heated Treated.
- Every link be NDE checking.
- Every link test by 1.5 rate work load before deliver.
- There are signs such as WORKING LOAD LIMIT in the link.
- It is applicable for drilling operation for deep well and super-deep well.
- Couple use
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Art.No
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D
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r1
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R1
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L1
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L2
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L3
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r2
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R2
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L4
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L5
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L6
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L
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Weight
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DH75
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53
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21
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53
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20
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106
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150
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29
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80
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70
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140
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203
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1500
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90
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DH150
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68
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24
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51
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25
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102
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150
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29
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64
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95
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140
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210
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1800
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165
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DH250
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78
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31
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70
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30
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140
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200
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35
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102
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135
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203
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250
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2700
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346
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DH350
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89
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37
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70
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35
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140
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203
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35
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102
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135
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203
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254
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3300
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462
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DH500
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115
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48
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83
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50
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170
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250
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48
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121
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160
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242
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300
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3600
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890
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