[MW:22603] Re : UCS-66 for SA 106 GR. B

Dear Experts,

 

Can somebody help me for this question,

 

I had one pipe grade SA 106 GR.B with thickness 13mm and need to refer table UCS-66 ( impact test exemption )  

 

which curve need to refer for impact test exemption  either Curve A or Curve B

 

Thanks in advance for your immediate respond.

 

Best  Regards

Mustaffi Mohd