1. I am Candy Li at your service at any time:
Hejian Huanyu Petroleum Machinery Co., Ltd. was founded in 1998, located in the center of North China and Beijing open highway, Cang Shi Highway, the road adjacent to Beijing and Tianjin Shi, Beijing-Kowloon railway, Beijing-o-rail from the left and right after. South of the capital170 km, 110 km to Tianjin, North China Pearl Baiyangdian 35 km, excellent location and convenient transportation, a favorable convenient conditions for our development.We mainly specializes in Tricone Bits. TCI Rock Bits,Steel Tooth Tricone Bits,PDC Bits, PDC Drag Bits, PDC Core Bits, Single Bits, Bits Cones for oil,water and mining drilling.The material all tungsten carbide or high carbon steel, And the quality in accord with API and ISO standards.
TCI tricone bits for Mining and Rock Drilling
Coad | /d | length/L | chamfering diameter / DF | Reference bending strength | ||||
mm | inch | mm | inch | mm | ||||
NC23-31 | 79.4 | 3 1/8 | 31.8 | 1 1/4 | 9150 | 76.2 | 2.57:1 | |
NC26-35 (2 3/8 IF) | 88.9 | 3 1/2 | 38.1 | 1 1/2 | 9150 | 82.9 | 2.42:1 | |
NC31-41 (2 7/8 IF) | 104.8 | 4 1/8 | 50.8 | 2 | 9150 | 100.4 | 2.43:1 | |
NC35-47 | 120.7 | 4 3/4 | 50.8 | 2 | 9150 | 114.7 | 2.58:1 | |
NC38-50 (3 1/2 IF) | 127 | 5 | 57.2 | 2 1/4 | 9150 | 121.0 | 2.38:1 | |
NC44-60 | 152.4 | 6 | 57.2 | 2 1/4 | 9150 or 9450 | 144.5 | 2.49:1 | |
NC44-60 | 152.4 | 6 | 71.4 | 2 13/16 | 9150 or 9450 | 144.5 | 2.84:1 | |
NC44-62 | 158.8 | 6 1/4 | 57.2 | 2 1/4 | 9150 or 9450 | 149.2 | 2.91:1 | |
NC46-62(4 IF) | 158.8 | 6 1/4 | 71.4 | 2 13/16 | 9150 or 9450 | 150.0 | 2.63:1 | |
NC46-65(4 IF) | 165.1 | 6 1/2 | 57.2 | 2 1/4 | 9150 or 9450 | 154.8 | 2.76:1 | |
NC46-65(4 IF) | 165.1 | 6 1/2 | 71.4 | 2 13/16 | 9150 or 9450 | 154.8 | 3.05:1 | |
NC46-67(4 IF) | 171.4 | 6 3/4 | 57.2 | 2 1/4 | 9150 or 9450 | 159.5 | 3.18:1 | |
NC50-67 (4 1/2 IF) | 171.4 | 6 3/4 | 71.4 | 2 13/16 | 9150 or 9450 | 159.5 | 2.37:1 | |
NC50-70 (4 1/2 IF) | 177.8 | 7 | 57.2 | 2 1/4 | 9150 or 9450 | 164.7 | 2.54:1 | |
NC50-70 (4 1/2 IF) | 177.8 | 7 | 71.4 | 2 13/16 | 9150 or 9450 | 164.7 | 2.73:1 | |
NC50-72 (4 1/2 IF) | 184.2 | 7 1/4 | 71.4 | 2 13/16 | 9150 or 9450 | 169.5 | 3.12:1 | |
NC56-77 | 196.8 | 7 3/4 | 71.4 | 2 13/16 | 9150 or 9450 | 185.3 | 2.70:1 | |
NC56-80 | 203.2 | 8 | 71.4 | 2 13/16 | 9150 or 9450 | 190.1 | 3.02:1 | |
6 5/8 REG | 209.6 | 8 1/4 | 71.4 | 2 13/16 | 9150 or 9450 | 195.7 | 2.93:1 | |
NC61-90 | 228.6 | 9 | 71.4 | 2 13/16 | 9150 or 9450 | 212.7 | 3.17:1 | |
7 5/8REG | 241.3 | 9 1/2 | 76.2 | 3 | 9150 or 9450 | 223.8 | 2.81:1 | |
NC70-97 | 247.6 | 9 3/4 | 76.2 | 3 | 9150 or 9450 | 232.6 | 2.57:1 | |
NC70-100 | 254 | 10 | 76.2 | 3 | 9150 or 9450 | 237.3 | 2.81:1 | |
8 5/8REG | 279.4 | 11 | 76.2 | 3 | 9150 or 9450 | 266.7 | 2.84:1 |