60 to 360nm Adjustable Torque Wrenchwith Watching Window

Product Description

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Product Description

 

Size	1/2 inch
Material	Alloy Steel
N. m	10-60
Surface Treatment	Chrome
Standard	DIS ISO 6789, ASME, B107.14 and GB/T15729
Packaging	Plastic Boxes with Cartons
Boxe Sizes	41.5*22.5*19.5
PCS/Carton	6 PCS
Brand	Union
Certification	CE, EMC, RoHS, UL, GS, PROP65
Origin	China

Torque Wrench

are specialized tools designed to tighten bolts, nuts, and other hardware to an exact target torque value. Using precise torque is critical for securing parts without overstraining the threads or leaving dangerous looseness. Torque wrenches allow mechanics and engineers to apply optimal torque quickly and consistently.

What is Torque?

Torque measures the twisting or rotational force applied when tightening a bolt. It determines the tension generated on the threads and clamping force holding parts together. Excessive torque overstretches threads, while inadequate torque leads to vibrational loosening. Torque wrenches allow setting a target value to avoid these failures.

How Torque Wrenches Work

Torque wrenches have a ratcheting head calibrated to the desired torque value. As the wrench is pulled, internal springs compress. Upon reaching the preset level, the wrench head slips and emits an audible "click" to signal target torque is achieved. This prevents overtightening. Locking collars allow securing the torque setting. Most wrenches have exchangeable drive sizes like 3/8" or 1/2" to match various bolt and socket heads.

Main Fastener Coating
Types	Application	Spray Test Hours	Characteristics
Mirror Nickel-plating	ALL Metal	72Hours	Stable Excellent polishing performance Improve Wear resistance Wide range of applications
Matt Nickel-plating	ALL Metal	72Hours
Black Nickel-plating	ALL Metal	48Hours	High absorption rate of solar energy Used in solar collector panels.
Manganese Phosphate	ALL Metal	72Hours	Enhanced resistance
Sand Blast	ALL Metal	-	Remove paint, rust, and residue scratches or casting marks
Electrophoresis	ALL Metal	1000Hours	Maintain metallic luster Anti-corrosion properties
Color Electroplating	ALL Metal	96Hours	Improve mental strength Prevent metal oxidation

 

Steel Material  Chemical Composition
Types	C	Si	V	Cr	Mn	Ni	Mo	Characteristic
CR-MO	0.18-0.23	0.15-0.35	-	0.40-0.60	0.90-1.20	-	0.13-0.20	41xx-series SAE steel grades Excellent strength-to-weight ratio Stronger and harder Not easily welded
CRV	0.5	0.3	0.18	0.80-1.10	0.70-0.90	-	-	6000-series SAE steel grades Suitable for hardening Resist abrasion, oxidation, and corrosion Improve material elasticity
S2	0.40-0.55	0.90-1.20	<0.50	-	0.30-0.50	<0.30	0.30-0.60	One of seven types of shock-resisting steels under the AISI Classification High strength High toughness Wear resistance High hardness Resistance to shock loading
45#	0.42-0.05	0.17-0.37	-	≤0.25	0.50-0.80	≤0.25	-	Compared with  A3, it has higher strength and resistance to deformation.
A3	0.95-1.05	0.10-0.50	0.15-0.50	4.75-5.50	0.40-1.00	-	0.90-1.40	High-quality high carbon alloy tool steel

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