Hi mate
It seems a bit late to answer :)
But it's better that question be answered.
USE E 8018-B2
Minimum Pre-Heat Temperature: 95 °C (Use 150 °C as Default & Dont let it reach below 120 °C during welding)
PWHT must be at or below the final tempering temperature : 595 °C
On Tuesday, November 10, 2015 at 11:08:38 AM UTC+3:30, suresh wrote:
-- It seems a bit late to answer :)
But it's better that question be answered.
USE E 8018-B2
Minimum Pre-Heat Temperature: 95 °C (Use 150 °C as Default & Dont let it reach below 120 °C during welding)
PWHT must be at or below the final tempering temperature : 595 °C
On Tuesday, November 10, 2015 at 11:08:38 AM UTC+3:30, suresh wrote:
Dear ExpertsRequesting to share your valuable experience regarding welding of high pressure mud gate valve (ASTM A 487 Gr A Class 4) to Seamless pipe (JIS G 3455 STS-42)I would like to know the suitable consumables for SMAW process and preheating and PWHT temperature if applicable.Best Regards,NDB Suresh,
http://www.linkedin.com/groups/MaterialsWelding-122787?home=&gid=122787&trk=anet_ug_hm
The views expressed/exchnaged in this group are members personel views and meant for educational purposes only, Users must take their own decisions w.r.t. applicable code/standard/contract documents.
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