Ngwaahịa
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API 5CT, J55, K55, L80, N80 Ihe mkpuchi ígwè na ọkpọkọ
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API 5CT Carbon Steel Drilling Pipe maka ọrụ ịgba mmiri
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ASTM A333, ASTM A335, ASTM A387, ASTM A213/213M Alloy Steel Pipes
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ASTM A192, ASTM A179, ASTM A209, ASTM A210 ígwè ọkpọkọ mmiri ọkụ
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Ọkpọkọ ígwè SSAW nke e ji ígwè gbagọrọ agbagọ rụọ
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Nkwụnye aka ígwè / mgbagọ, Tee ígwè, Con. Ihe na-ebelata ihe ndị e ji arụ ọrụ na paịpụ ígwè
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ASME/ANSI B16.5 na B16.47 – Flanges nke ígwè na ihe ndị e ji ekpuchi ya
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Ejiri ígwè LSAW rụọ ọkpọkọ ogologo oge
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304/304L na 316/316L ọkpọkọ / ọkpọkọ ígwè anaghị agba nchara agbatị