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spiral Corrugated pipe 2000 double-wall polyethylene pressure 31.5 KN/M3 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Manuf...

Corrugated pipe 500 double-wall polyethylene pressure 31.5 KN/M3 pressure 16 KN/M3 Corrugated pipe iran factory of corrugated pipes. Manu...

Corrugated pipe 1100 double-wall polyethylene pressure 31.5 KN/M3 pressure 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Man...

Corrugated pipe 110 double-wall polyethylene pressure 31.5 KN/M3 pressure 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Manu...

spiral Corrugated pipe 1200 double-wall polyethylene pressure 31.5 KN/M3 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Manuf...

Corrugated pipe 800 double-wall polyethylene pressure 31.5 KN / M3 pressure16KN / M3 Corrugated pipe iran factory of corrugated pipes. Ma...

Corrugated pipe 900 double-wall polyethylene pressure 31.5 KN / M3 pressure16KN / M3 Corrugated pipe iran factory of corrugated pipes. Ma...

spiral Corrugated pipe 3000 double-wall polyethylene pressure 31.5 KN/M3 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Manuf...

spiral Corrugated pipe 1600 double-wall polyethylene pressure 31.5 KN/M3 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Manuf...

spiral Corrugated pipe 1400 double-wall polyethylene pressure 31.5 KN/M3 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Manuf...

Corrugated pipe 600 double-wall polyethylene pressure 31.5 KN/M3 pressure 16 KN/M3 Corrugated pipe iran factory of corrugated pipes. Manu...

Corrugated pipe 250 double-wall polyethylene pressure 31.5 KN/M3 pressure 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Manu...

spiral Corrugated pipe 1500 double-wall polyethylene pressure 31.5 KN/M3 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Manuf...

spiral Corrugated pipe 1800 double-wall polyethylene pressure 31.5 KN/M3 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Manuf...

Corrugated pipe 315 double-wall polyethylene pressure 31.5 KN/M3 pressure 16 KN/M3 Corrugated pipe iran factory of corrugated pipes. Manu...

Corrugated pipe 125 double-wall polyethylene pressure 31.5 KN/M3 pressure 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Manu...

Corrugated pipe 160 double-wall polyethylene pressure 31.5 KN/M3 pressure 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Manu...

Corrugated pipe 200 double-wall polyethylene pressure 31.5 KN/M3 pressure 16 KN/M3 Corrugated pipe Iran factory of corrugated pipes. Manu...

Corrugated pipe 700 double-wall polyethylene pressure 31.5 KN/M3 pressure 16 KN/M3 Corrugated pipe iran factory of corrugated pipes. Manu...

spiral Corrugated pipe 1000 double-wall polyethylene pressure 31.5 KN / M3 pressure16KN / M3 Corrugated pipe iran factory of corrugated p...

Corrugated pipe 400 double-wall polyethylene pressure 31.5 KN/M3 pressure 16 KN/M3 Corrugated pipe iran factory of corrugated pipes. Manu...

When building with our lightweight steel frames and metal beams there are many construction and environmental benefits when compared to t...