China API 7K Certified Manual Tongs for Pipe Handling - High-Quality Suppliers and Factory Direct
All manual tongs can be quickly adjusted by swapping latch lug jaws and handling shoulders, covering a size range from 2-3/8 inches to 10-3/4 inches. Built from high strength alloy steel with advanced heat treatment, they deliver reliable torque transfer and extended service life under demanding rig conditions.
Available configurations include SDD type, AAX, C type, B type, DB type, SB type, WWB, WWC, and specialized workover tongs, each optimized for specific well servicing or drilling applications.
General Specifications
| Type | B | SB | AAX | C | WWC |
| Handling Size Range (in) | 3 3/8 ~ 13 3/8 | 3 1/2 ~ 13 3/8 | 2 7/8 ~ 13 3/8 | 2 3/8 ~ 10 3/4 | 2 3/8 ~ 10 3/4 |
| Max. Torque (KN.m) | 75 | 75 | 75 | 48 | 27 |
| Type | Heavy Calibre | DB | SDD | LF | 35 Well Servicing TONGS |
| Handling Size Range (in) | 13 3/8 - 30 | 3 1/2 - 17 | 4 - 17 | 2 3/8 - 7 | 2 3/8 - 10 3/4 |
| Max. Torque (KN.m) | 35 | 90 | 140 | 22 | 35 |
Casing Tong
| No. of Latch Lug Jaw | Size Range | Rated Torque (kN.m) | |
|---|---|---|---|
| in | mm | ||
| 4# | 20 ~ 13 3/8 | 340, 365 | 8 |
Workover Tong
| No. of Latch Lug Jaw | Size Range | Rated Torque (kN.m) | |
|---|---|---|---|
| in | mm | ||
| 1# | 2-3/8 ~ 4-1/2 | 60.3 ~ 114.3 | 35 |
| 2# | 4-1/2 ~ 6-1/2 | 114.3 ~ 165.1 | |
| 3# | 6-1/2 ~ 8-5/8 | 165.1 ~ 219.1 | |
| 4# | 9-5/8 ~ 10-3/4 | 244.5 ~ 273.1 | |
Manual Tong WWB Type
| No. of Latch Lug Jaw | Size Range | Rated Torque (kN·m) | |
|---|---|---|---|
| mm | in | ||
| 1# | 60.3 ~ 95.25 | 2-3/8 ~ 3-3/4 | 48 |
| 2# | 88.9 ~ 117.48 | 3-1/2 ~ 4-5/8 | |
| 3# | 114.3 ~ 146.05 | 4-1/2 ~ 5-3/4 | |
| 4# | 133.35 ~ 184.15 | 5-1/4 ~ 7-1/4 | |
| 5# | 174.6 ~ 219.1 | 6-7/8 ~ 8-5/8 | |
| 6# | 228.6 ~ 273.05 | 9 ~ 10-3/4 | 35 |
Manual Tong Features
Operational Efficiency
Quick change jaws and inserts reduce rig floor downtime and improve operation crew productivity.
Multi-Position Latch Mechanism
12-position latch for precise torque application, with a self-locking safety system to prevent accidental release.
Quality Assurance
100% traceability from raw material to finished tool, plus calibrated torque testing on every unit to verify performance before delivery.
Frequently Asked Questions
What is the handling size range for the manual tongs?
The manual tongs cover a versatile size range from 2-3/8 inches to 10-3/4 inches, which can be easily adjusted by swapping latch lug jaws and handling shoulders.
What materials are used to manufacture these tongs?
They are built from high-strength alloy steel and undergo advanced heat treatment to ensure reliable torque transfer and an extended service life under demanding rig conditions.
What configurations are available for specific well applications?
Available configurations include SDD type, AAX, C type, B type, DB type, SB type, WWB, WWC, and specialized workover tongs, ensuring optimization for specific well servicing or drilling needs.
How does the latch mechanism ensure safety and precision?
The tongs feature a 12-position latch mechanism for precise torque application, equipped with a self-locking safety system that actively prevents any accidental release during operations.
How do manual tongs improve operational efficiency?
By utilizing quick-change jaws and inserts, the tongs significantly reduce rig floor downtime, thereby improving the overall productivity of the operation crew.
How is the quality of the manual tongs guaranteed before delivery?
We guarantee 100% traceability from raw material to the finished tool. Additionally, every unit undergoes calibrated torque testing to verify its performance before it is delivered.