Setiap langkah dalam proses Repair dijalankan sesuai Standar Operasional Prosedur (SOP), Instruksi Kerja (IK), Welding Procedure Specification (WPS), standar American Petroleum Institute (API) dan standar ASME.
PT Varley Indonesia has been operating as a joint venture between Mr. John Hendarmin and Varley Group Australia since 2002.
As a specialist in Valve Refurbishment since 2004
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