Ngwaahịa
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ASTM A500 Tupu Galvanized Square Steel Pipe
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BS 1387 Hot-Mip Galvanized Steel Pipe
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ASTM A795 Hot-Mip Galvanized ERW Grooved Steel Pipe
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ASTM A53 GR.B Ọkụ Na-ekpo ọkụ nke Galvanized Steel Pipe
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ASTM A192 ASTM A179 ASTM A209 ASTM A210 Fin Tube maka Okpomọkụ Exchanger
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Ọkpọkọ ígwè e ji oghere mee maka ngafe mmiri a na-achịkwa
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Mkpuchi Ọdọ Mmiri Mmanụ API 5CT L80 BTC R3
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Ọkpọkọ ígwè API 5CT N80 R3 maka olulu mmanụ
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ASTM A106 GR.B Pipe ígwè na-enweghị ntụpọ maka mmiri