seamless steel tube

常用短語

Seamless steel tube industry無縫鋼管生產

Seamless Steel Tube For Drilling鉆探用無縫鋼管

hot rolled seamless steel tube熱軋無縫鋼管

cold drawn seamless steel tube冷拔無縫鋼管

precision seamless steel tube精密無縫鋼管

Seamless steel tube standards無縫鋼管標準

Hot-rolling seamless steel tube熱軋無縫鋼管；冷軋無縫鋼管

Structural Seamless Steel Tube結構用無縫鋼管

Seamless Steel Tube Column無縫鋼管立柱