| Specification | Thread Diameter | Internal Diameter | Effective Cross-Section | Ultimate Load | Yield Load | Weight |
| Unit | mm
in | mm
in | mm2
in2 | KN
Kips | KN
Kips | kg/m
Ib/ft |
| R51L | 51
2.01 | 36
1.42 | 795
1.59 | 550
123.75 | 450
101.25 | 6.40
4.30 |
| R51N | 51
2.01 | 33
1.3 | 989
1.98 | 800
180 | 630
141.75 | 7.70
5.17 |
| Thread | ISO 10208 (Left/Right) | |||||
| Length(m) | 1, 2, 3, 4, 5, 6, 7, 8, 9(Optional) | |||||
| Surface Treatment | Epoxy Coating/Hot-dipped Galvanization |
(Scroll Right or Left)
| Specification | Key Size | Length | Hardness | Unit Weight |
| Unit | mm
in | mm
in | HB
HRC | Kg
lb |
| Hex Nut | 75
2.95 | 35
1.38
80
3.15 | 170-220
25-30 | 0.76
1.68
1.72
3.79 |
| Domed Nut | 75
2.95 | 60
2.36
70
2.76 | 170-220
25-30 | 1.35
2.98
1.56
3.44 |
| Thread | ISO 10208(Left/Right) | |||
| Material | GB45 /40Cr | |||
| Surface Treatment | Treatment Epoxy Coating/Hot-dipped Galvanization |
(Scroll Right or Left)
| Specification | Size | Thickness | Hole Diameter | Unit Weight |
| Unit | mm
in | mm
in | mm
in | Kg
lb |
| Domed Plate | 200X200
7.87X7.87
250X250
9.84X9.84 | 30
1.18
40
1.58 | 60
2.36
60
2.36 | 8.76
19.31
18.62
41.05 |
| Flat Plate | 200X200
7.87X7.87
250X250
9.84X9.84 | 30
1.18
40
1.58 | 60
2.36
60
2.36 | 8.70
19.18
18.58
40.96 |
| Material | Q235 | |||
| Surface Treatment | Treatment Epoxy Coating/Hot-dipped Galvanization |
(Scroll Right or Left)
| Specification | Outside Diameter | Length | Hardness | Unit Weight |
| Unit | mm
in | mm
in | HB
HRC | Kg
lb |
| Middle Stop | 63
2.48 | 180
7.09
220
8.66 | 170-220
25-30 | 1.80
3.97 2.20
4.85 |
| Without Middle Stop | 63
2.48 | 180
7.09
220
8.66 | 170-220
25-30 | 1.80
3.97 2.20
4.85 |
| Thread Type | ISO 10208 | |||
| Matrial | GB 45/40Cr | |||
| Surface Treatment | Treatment Epoxy Coating/Hot-dipped Galvanization |
(Scroll Right or Left)
| Specification | Suitable Conditions | Material | Outside Diameter(mm) | Unit Weigh(kg) | Hardness |
| ESF | Hardened Button Bit For Unconsolidated Rock With Boulders | 42CrMo | 90
100
115
130 | 1.62
2.10
2.24 2.76 | 49-54HRC |
(Scroll Right or Left)
| Specification | Suitable Conditions | Material | Outside Diameter(mm) | Unit Weigh(kg) | Hardness |
| ESSF | TC Button Bit For Medium Rock Formations | GB45+Tungsten Carbide | 90
100
115
130 | 1.64
2.15
2.28 2.83 | 85-88HRA |
(Scroll Right or Left)
| Specification | Suitable Conditions | Material | Outside Diameter(mm) | Unit Weigh(kg) | Hardness |
| EX | Hardened Cross Bit For Loose To Medium Dense Ground Conditions | 42CrMo | 90
100
115 | 1.65
1.82 2.36 | 49-54HRC |
(Scroll Right or Left)
| Specification | Suitable Conditions | Material | Outside Diameter(mm) | Unit Weigh(kg) | Hardness |
| EXX | TC Cross Bit For Soft To Medium Rock Formations | GB45+Tungsten Carbide | 90
100
115 | 1.74
1.85
2.43 | 85-88HRA |
(Scroll Right or Left)
| Specification | Suitable Conditions | Material | Outside Diameter(mm) | Unit Weigh(kg) | Hardness |
| EC | Hardened Arching Bit For Unconsolidated Soli With Small Boulders | 42CrMo | 90
110
115 | 1.11
1.53
2.54 | 49-54HRC |
(Scroll Right or Left)
| Specification | Suitable Conditions | Material | Outside Diameter(mm) | Unit Weigh(kg) | Hardness |
| ECC | TC Arching Bit For Soft To Medium Rock Formations | GB45+Tungsten Carbide | 90
110
115 | 1.15
1.58
2.63 | 85-88HRA |
(Scroll Right or Left)
| Specification | Suitable Conditions | Material | Outside Diameter(mm) | Unit Weigh(kg) | Hardness |
| EY | Hardened Drop Centre Bit For Fillss | 42CrMo | 90
100
115 | 1.32
1.42
2.08 | 49-54HRC |
(Scroll Right or Left)
| Specification | Suitable Conditions | Material | Outside Diameter(mm) | Unit Weigh(kg) | Hardness |
| EYY | TC Drop Centre Bit For Competent Ground&Strong Rock | GB45+Tungsten Carbide | 90
100
115 | 1.35
1.50
2.14 | 85-88HRA |
(Scroll Right or Left)
| Specification | Suitable Conditions | Material | Outside Diameter(mm) | Unit Weigh(kg) | Hardness |
| EW | Hardened Cross Bit For Loose To Medium Dense Ground Conditions | 42CrMo | 90
110
130 | 1.12
1.23
1.76 | 49-54HRC |
(Scroll Right or Left)
| Specification | Suitable Conditions | Material | Outside Diameter(mm) | Unit Weigh(kg) | Hardness |
| TC Cross Two Stage | TC Cross Two Stagebit For Competent Ground&Strong Rock | GB45+Tungsten Carbide | 90
100
115
130 | 1.38
1.46
1.83
2.46 | 85-88HRA |
(Scroll Right or Left)
| Specification | Suitable Conditions | Material | Outside Diameter(mm) | Unit Weigh(kg) | Hardness |
| ESD | Drop Centre Button Bit For Granular Soils,Soft Mudstones | 42CrMo | 115
130 | 2.39
3.35 | 49-54HRC |
(Scroll Right or Left)
| Specification | Suitable Conditions | Material | Outside Diameter(mm) | Unit Weigh(kg) | Hardness |
| ESSD | Carbide Drop Centre Button Bit For Dense Gravels,Fractured Ground,Schists,Broken Rock | GB45+Tungsten Carbide | 115
130 | 2.52
3.42 | 85-88HRA |
(Scroll Right or Left)
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