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Documents of approved welding procedure tests (WPAR)
Records from welding and testing shall include all the information needed for approval.
Welding Procedure Approval Records (WPAR) must be signed by the examiner. Model
forms of WPAR are included in the standard.
Supplied By RIHUI Ceramic Welding Backing
Date: 2023-04-10 hits: 424 Return
Spot welding ( Ceramic Backing) 2023-04-10
Ultrasonic welding( RIHUI Backing) 2023-04-10
Spot welding( RIHUI Ceramic Welding Backing) 2023-04-10