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Vurgulamak: | paslanmaz çelik dikişsiz boru,dikişsiz paslanmaz çelik boru |
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NO.1 NO.2 NO.4 Seamless Stainless Steel Tube for Chemical , JIS SUS EN AS 321 Oil Steel Pipe Descrition: aisi 321 stainless steel pipe: 1)surface:2B,BA,NO.1,NO.2,NO.4 2)certificate:BV,SGS 3)Brand:Bao steel Tisco 4)Standard :ASTM GB SUS DIN AISI 5)Test:Squash test,extended test,water pressure test,crystal rot test,heat treatment,NDT 6)Advantages:Strong corrosion and decorative effect Applications: 1) petroleum, chemical industry, chemical fiber, smelt, medical machinery, 2