Pipes For Oil Field

We are offering pipes for oil field. product detail: standard: gb, din, astm, api grade: 10#, 20#, 45#, a53(a,b), a106(b,c) quter diameter: 27-406mm certification: api grade: st52 standard: gb 3087-1999, gb/t 8162-1999 thickness: 4-480mm place of origin: china grade: 10#45#, 16mn, a53-a369, st35-st52 section shape: round secondary or not: non-secondary technique: seamless specifications we can supply you the pipe for oil field with reliable quality and preponderant price.your inquiry is sincerely welcomed.