Aug 30th 2019

What are duplex grades F51, F53, F55, F60 and F61?

F51, F53, F55, F60 and F61 are duplex and super duplex stainless steel designations taken from ASTM A182. This standard is one of the most widely referenced standards for the supply of stainless steels.   The American Society of Testing and Materials (ASTM) is one of the world’s largest standards organisations, reviewing, collating and publishing […]

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Aug 30th 2019

Super Duplex less impacted by Ni price increases

The production of all metals is subject to pricing pressure. Inflation, energy costs and employee wages are variables that affect all industrial producers. However, other consumables and raw materials have proven more volatile. The pricing of super duplex stainless steels is inherently less volatile than for nickel alloys.   Graphite electrode surcharge In recent years, […]

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Aug 29th 2019

What is Nitronic 50?

Nitronic 50 is a higher-performance austenitic stainless steel that provides approximately twice the yield strength of regular 3xx series stainless steels and improved corrosion performance. It is widely used in a variety of marine and industrial applications. Compared with Alloy 316L, it contains increased chromium and molybdenum additions which support the improved corrosion resistance. Whilst […]

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Aug 20th 2019

Valve User Edition 50

The latest edition of the Valve User magazine can be found here, which includes a feature on Langley Alloys investment in nickel alloy stocks. As a key supplier to valve manufacturers and their appointed subcontractors, we have been an active member of the British Valve and Actuator Association (www.bvaa.org.uk) for several years. One of their […]

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