谦行科技 共发表了 2101 篇文章

• I am looking forward to purchase dia 25mm & 50mm AISI/SAE 4140 steel.
• We’re interested in your aluminum rod.
• Aluminum foil
• Steel A516 Grade 70 ENQ
• BREATHER, AIR, SIZE: 1/4″ NPTM, PLASTIC WITH PAINT
• RFQ for supplying copper-alloy seamless tubes
• Request for Quotation#AB01010
• Aluminium Fire rated windows
• RFQ-Piping Bulk Material- OQ Methanol Salalah
• hastelloy B3&G30 inquiry