ASTM A519 4130, 4140 alloy pipes supplier and stockist

We are a manufacturer and stockist of ASTM A519 4130, 4140, AISI 4140, AISI 4130 alloy steel pipes.
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  • Tel:0317-6218608
  • Fax:0317-6211182
  • E-mail:sales@astma519.com
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    0317-6218608