Abus 37/55 Granit Alloy Steel Padlock Keyed Review

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The world leading Granit padlocks are manufactured by ABUS in Germany. They are the only high security padlocks in the world to be cataphoretically coated to ensure they are a fully weatherproof to a marine grade standard and suitable for prolonged used outdoors and in a saline environment. ABUS have assured that these padlocks will be resistant to corrosion for twoscore+ years.

The large 77mm version affords an insurance approved CEN Grade 5 whilst the 63mm reaches CEN iv. Both utilise an ABUS Plus cylinder which boasts 250,000 key dissimilar variations and keys that cannot be copied at a traditional locksmith without your unique 'code-menu'.

When unlocked the shackle can be removed completely and the fundamental is retained within the padlock until the shackle is replaced.

Need this padlock keyed akin? Please visit the Keyed Alike Section.

Partially Restricted:
This lock is regarded as partially restricted. You get a code card with you lock and this is needed to get more copies made. Nevertheless, information technology does require you lot to evidence ownership nor is it legally protected. Y'all would need a Fully Restricted padlocks for this.

Removable Shackle:
This padlock comes with the added benefit that the shackle can exist removed from the trunk entirely. Out of the box the shackle is similar any other padlock and retained inside the lock when in the open position. Yet, if you follow our tutorial you'll be able to convert the lock so that the shackle releases completely, allowing more room to maneuver the lock in tight spaces. Click here for shackle release tutorial.

Keys:
All our padlocks are delivered with 2 keys each inclusive of the price including 1 LED power version.

ABUS Granit padlocks come with keys that cannot be copied by a standard lock smith or a central cut auto. Your padlock will come with a special unique Code Card which you can use to buy replacement keys in the future.

However, if y'all require additional keys you do demand to purchase the keyed alike version of this padlock and then order the boosted keys from that folio. Please visit the Keyed Akin Department.

Sizes:
We have two sizes in this model. The 63mm which gets an insurance CEN Grade of iv and the 77mm which reaches a huge CEN Class five which is infrequent for an open shackle lock.

Uses & Applications:
Many insurance companies require padlocks which are of a CEN Grade of 4 or higher. The ABUS Granit range are all class 4 or higher making them suitable for the highest security requirements.

This lock is besides high resistant to cold temperatures. Although it is not 100% capable of withstanding ice, it will be much more reliable than a normal pin-tumbler padlock.

Technology:
The ABUS Plus Cylinder is a disc cylinder whereby a stack of different discs is rotated when the central is turned. How far the key turns depends on the indentations in the key. If the discs are not correctly sequenced, a pin blocks the rotation of the cylinder and with it the opening of the lock. We accept more information on the ABUS Plus cylinder hither.

Please note that we accept a dedicated section for all ABUS Padlocks in their range.

Images:

Hither are some good images showing freeze testing and also the breakdown of the cylinder. What is noticeable is the lack of springs and moving parts. the machinery is simple made from rotating disks, making it impossible to pick and highly resistant against conditions and freezing.

Below: A 37/55 Granit beingness tested against crow bar torsion as function of the CEN Testing Standards

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Source: https://www.padlocks.co.uk/products/high-security-padlocks/high-security-granit-padlock

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