产品型号 Product Model | 适用管径（in） Applicable Pipe Diameter(in) | 产品型号 Product Model | 适用管径（in） Applicable Pipe Diameter(in) |
SG 7D | 7 Drill Pipe | SG 6 C | 6 Casing |
SG 47/8D | 47/8 Drill Pipe | SG 65/8C | 65/8 Casing |
SG 23/8T | 23/8 Tubing | SG 7 C | 7 Casing |
SG 27/8T | 27/8 Tubing | SG 75/8C | 75/8 Casing |
SG 31/2T | 31/2 Tubing | SG 85/8 C | 85/8 Casing |
SG 4 T | 4 Tubing | SG 95/8 C | 95/8 Casing |
SG 41/2T | 41/2 Tubing | SG 133/8 C | 133/8 Casing |
SG 41/2C | 41/2 Casing | SG 16 C | 16 Casing |
SG 5 C | 5 Casing | SG 185/8 C | 185/8 Casing |
SG 51/2C | 51/2 Casing | SG 20 C | 20 Casing |
