News

Hydraulic Hoses

News 2025-08-29 39

・Nylon core tube with polyester fiber reinforcement; ・Hoses are equipped with plastic hose guards; ・Withstands the minimum SAE bend radius without shortening service life; ・These hoses last up to seven times longer than rubber hose; ・Suitable for continuous service at temperat…

Offset Drives

News 2025-08-13 79

Offset Drive (integrated type) ・Used in conjunction with electric and pneumatic torque wrenches and multipliers, with a bias ultra-thin design, applicable for axial space limited working conditions; ・With hollow structure, it can be used in situations where bolts extend longer or heigh…

What are the advantages of pre tightening bolts with electronic precision torque wrenches compared to other pre tightening methods?

News 2025-08-13 112

We know that the precision standard of electronic precision torque wrenches is similar to that of hydraulic wrenches, both within ± 3%, and the torque range is similar to that of electric torque wrenches and pneumatic torque wrenches. So why did BOLTING Machinery invest heavily in developing this …

How to choose a brand of electric torque wrench for charging?

News 2025-08-13 95

Electric torque wrenches are highly favored by construction units in some industries for their convenience, speed, and ease of operation during maintenance and installation operations. Especially for charging electric torque wrenches, they have become the most widely used bolt tightening and disma…

Lightweight Planetary Gearboxes

News 2025-08-12 88

・Precision planetary gear reduction mechanism is adopted with compact structure, which is sturdy and durable; ・Excellent transmission efficiency, multiple speed ratios, covering a torque range of 100-12,000Nm, with repeatability up to ±3%; ・Mechanical damping system, improving operational…

News 2025-08-12 69

・wedge-driven spreader,Jaws fully supported by wedge for excellent durability； ・Low friction provided by heavy-duty extended-life lubricant, ideal for flanges with narrow gaps； ・Compact and lightweight design； ・Ergonomically balanced handle included； ・Suitable for the offshore…

PLC Control Synchronous Hoist Systems

Hydraulic maintenance tools, News 2025-06-22 224

Systems include 4,8,12,16, 24,32,40,80 Lifting points, contact Power Team for larger SJS requirements up to 128 points and manifold systems up to 512 points;Positioning, lifting or lowering accuracy of +/- .040”(1 mm).;Safety features included: full stop due to power failure, sensor failure, press…

Valve bolt tightening: hydraulic wrench or electric wrench?

News 2025-06-18 133

Recently, a customer inquired that they need to purchase a batch of torque wrenches to install and maintain equipment valve flanges. They are unsure whether to choose hydraulic or electric torque wrenches. They know we have rich experience on the construction site and hope to receive our professio…

Precautions for synchronous pre tightening bolts with lithium battery torque wrench

News 2025-06-18 142

Lithium battery torque wrenches are becoming increasingly popular in various working conditions due to their high precision, fast pre tightening, and portability. When using a lithium battery torque wrench for bolt synchronous pre tightening, there are several key points that need to be noted to e…

Hydraulic bolt tensioner: efficient bolt pre tightening and disassembly tool

News 2025-06-18 84

Hydraulic bolt tensioner, abbreviated as hydraulic tensioner, is an advanced tool for pre tightening and disassembling bolts. It is easy to operate, convenient to use, and highly safe, widely used for pre tightening large diameter bolts. The hydraulic tensioner is powered by a hydraulic pump and d…

Low speed of lithium battery torque wrench?

News 2025-04-23 124

A customer inquired about a lithium torque wrench and was very puzzled when they saw the speed parameters of the lithium torque wrench: why is the speed of the lithium torque wrench designed to be low, not higher and faster? Yes, what is the reason for the speed design of lithium-ion torque wrench…

Maintenance of explosion-proof hydraulic wrench

News 2022-06-14 158

In some flammable and explosive working environments such as oil storage, coalification, petroleum, and natural gas extraction, explosion-proof hydraulic wrenches are generally selected for bolt tightening. The use and maintenance of explosion-proof hydraulic wrenches are very important, not only …