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Question
What is the difference between P11 & P22 pipes?
 Question Submitted By :: Manavaulakh4u
I also faced this Question!!     Rank Answer Posted By  
 
  Re: What is the difference between P11 & P22 pipes?
Answer
# 1
Chrome Moly pipe has become a standard in the power
generation industry and the petro-chemical industry, not
only because of its tensile strength, corrosion resistance
and high-temperature strength, but also for its cost-
effectiveness. the grade given to the pipe is known as
p11&p12
 
Is This Answer Correct ?    2 Yes 5 No
Bright Godwin
 
  Re: What is the difference between P11 & P22 pipes?
Answer
# 2
P11 - 11 the chromium molybdenum composition that is 1% of
chromium and 1/4% of molybdenum

P12 - 12 the chromium molybdenum composition that is 1% of
chromium and 2% of molybdenum
 
Is This Answer Correct ?    9 Yes 1 No
Ramp
 
 
 

 
 
 
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  Question Asked @ Answers
 
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what is the difference b/w steam generator& boiler?   7
 
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