Tubos con aletas espirales soldadas de alta frecuencia, 219.1*21.06*10,000, 25*1.3*5.1, TP347H-06CR13. El tubo más grueso que jamás hayamos aletas.
Los tubos desnudos son de Zhongxing Energy Equipment Co., Ltd (incluyen: Nantong Special Steel Branch Company y Nantong Hailong Piping Company (JUNT))
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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.
