WELDING PROCEDURE

• WPS and PQR type   GTAW - GMAW - SMAW for:

AISI 316L

ASTM A 106 Gr. B + API 5L Gr. B

ASTM A 333 Gr.6

EN S355JSG3

SUPER DUPLEX

ALLOY 825

• Issued to:

LLOYD'S REGISTER

TÜV

DET NORSKE VERITAS

• Standard code:

ASTM - EN

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