China tubería de acero rectangular

{"pid":"50515197","cid":"367632","pimg_url":"\/\/img1.tradegrowthhub.com\/79\/de\/975585b225ca\/product\/196681607_s-w400xh400.jpg","name":"Precio barato ASTM A56 De Tubo De Acero laminado en caliente 20*20 25*25 40*40 50*50 Cuadrado Rhs tubo de peso de acero rectangular tubo de hierro negro","company_name":"Shandong Zhengde Metal Manufacturing Co., Ltd","attrs":{"Precio":"negotiable","MOQ":"Negotiable","El tiempo de entrega":"Negotiable","Marca":"Zhengde Metal"}}

{"pid":"27070843","cid":"166201","pimg_url":"\/\/img1.tradegrowthhub.com\/37\/87\/eb1240738986\/product\/97150017_s-w400xh400.jpg","name":"ASTM Original Black 25 40 Square rectangular steel pipe Q235 Especificaciones tubo de de acero equivalente","company_name":"Sky STeel Construction (Tianjin) International Trading Co., LTD","attrs":{"Precio":"Negotiable","MOQ":"1 Ton","El tiempo de entrega":"15-21 days","Marca":"SKYSTEEL\/OEM"}}