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Product Details
· The lifting ring is made of special high quality alloy steel
· The design coefficient on safety n=3
· Rated loading capacity: 27～136t
· The two rings on two arm lifting ring are made by both forging and welding produce.
· The forged material has been treated by special heat treatment.
· The product has been checked 100% by nondestructive flaw detection.
· The two arm lifting ring has been made a loading test at 1.5 times the rated loading capacity before delivery.
· There is the sign board on two arm lifting ring shows the rated loading capacity.
· The surface of the two arm lifting ring is applied with the finishing coat.
· The kind of lifting ring is applicable in oil drilling for shallow well or well repairing
· The two arm lifting ring is used in pairs.
Type |
d1 (mm) |
r1 (mm) |
R1 (mm) |
L1 (mm) |
L2 (mm) |
d2 (mm) |
r2 (mm) |
R2 (mm) |
L3 (mm) |
L4 (mm) |
L (mm) |
Weight (KG) |
SH30 |
40 |
20 |
51 |
20 |
102 |
40 |
20 |
51 |
102 |
40 |
1100 |
53 |
SH50 |
45 |
22.5 |
51 |
20 |
102 |
53 |
22 |
64 |
128 |
60 |
1100 |
73 |
SH65 |
50 |
25 |
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