hebei tengfeng metal products company

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1. Cast iron steps

we are specialized in manufacturing and exporting gray iron & ductile iron anti-stealing manhole covers with frames, grates, pipe fittings and etc. The products, Which meet the criteria of CJ/T3012 by the P.R.C. Construction Ministry and the ...

2. manhole covers

We are a professional company in China focusing in the production of
castings such as ductile and Grey iron manhole covers, gratings,
pipe fittings, street furniture and garden etc.

3. floor drain

4. grates

BiZi ductile iron is mainly used for urban road drainage. Most BiZi ductile iron into square type, shape. My company produces all kinds of nodular cast nodular casting, nodular cast iron, and ductile iron, ductile iron pipes, fittings, ductile ...

5. manhole covers

Ductile iron, high strength, toughness, and therefore graphite covers more than type of grey cast iron manhole cover light 30%. Ductile iron grade adopts QT500-7, no less than iron melt temperature, ball in 1456 degrees with rare earth magnesium ...