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  1. petropowerpharmbio

    ASME Procedure Qualification Variables-Does Multi run cover single pass

    Hi Guys, Procedure Qualification Variable Query Does a multirun autogenous butt weld GTAW in PNo 43 material qualified to ASME IX cover you for a single pass autogenous weld in the same material,joint,process etc?(No PWHT) I know EN 15614 Part 1 does not. Thanks in advance
  2. petropowerpharmbio

    ASTM/ASME Equivalent for DIN Material types

    Hello, I am looking for the ASTM/ASME equivalent for the following DIN materials: PIPE SEAMLESS DIN 2448-999,9x99,9- ST35.81 Globe Valve DN 999 C22.8 PIPE WELDED DIN2463-999,9X99,9-1.4571 Valve DN 999-1.4581 Non Return Valve DN 999 1.4408
  3. petropowerpharmbio

    What are the minimum and maximum ha

    What are the minimum and maximum hardness values allowed for A335 P22 material PWHT?
  4. petropowerpharmbio

    GTAW/TIG wire for joining SA213 T22 to 304L

    Thnaks Guys
  5. petropowerpharmbio

    GTAW/TIG wire for joining SA213 T22 to 304L

    Hi Guys, I need to TIG weld SA 213 T22 (P5 Gr 1) to 304 (P8) s/s plate. Which TIG wire should I use? E309 /AWS A5.28:ER 90SG
  6. petropowerpharmbio

    Field Cutting and prepping ASTM A335 Gr P91

    At ambient temperature?
  7. petropowerpharmbio

    Field Cutting and prepping ASTM A335 Gr P91

    Hi, I need to cut out some components in a socket weld (SW) A335 Gr P91 line.What is the best method for cutting and preping to avoid thermal damage to the material?

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