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Os acoplamentos de tubulação e revestimento de acoplamento são a união de dois tubos de comprimento curto, usados principalmente para a conexão e reparo dos tubos de tubo de óleo e do poço de poço de poço de poço e acoplamentos. Castamento e acoplamentos Tipos de roscas: rosca longa (LC), rosca curta (sc), linha de brigas (bc) grau: k55, j55, n80-1, n80q, l80-1, p110, etc. Filhote de cachorro
2022/06/28
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.