Pipa baja tanpa sambungan pikeun boiler tekanan rendah sareng sedeng - Gold Sanon International Co., Ltd.

Pipa baja seamless pikeun boiler tekanan rendah sareng sedeng

Pipa baja paduan boiler seamless standar GB 3087

Pipa Baja Paduan Boiler Seamless Kalayan Sertifikasi IBR Tekanan Rendah Tekanan Sedeng Pikeun Pasar India Penjualan Panas

GB/T 3087-2008: 10# baja, 20# baja

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