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Features of Nodular Cast Iron

Nodular cast iron is a kind of high strength cast iron material developed in the fifty’s in twentieth Century. Its comprehensive performance is close to t...

MORE INFO → 224 2015-11-27

What is Rubber Expansion Joint

In building construction, an expansion joint is a mid-structure separation designed to relieve stress on building materials caused by building movement induced...

MORE INFO → 80 2015-11-27