7/25/2019 Major difference between the API 5L.docx
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Major difference between the API 5L- PSL 1 & PSL 2 Pipes
.
Note:-1) Major difference is, In case of PSL1, Impact test is
not mandatory and in case of PSL2,
Impact test is mandatory at minimum 0 deg !
2) "urt#er, in case of PSL2 t#ere is a range of $ie%d Stress and
&ensi%e Stress! In case of PSL1
t#ere is a minimum 'a%ue of $ie%d Stress and &ensi%e
Stress
() API 5L PSL -1 is normall !sed for cate"or # or normal ser$ice
fl!ids.i!e! coo%ing
ater, uti%ity ater, air etc ser'ices and not re*uired many of
t#e testing re*uirements, #ereas
PSL-2 pipe is !sed for cate"or M fl!idsi!e! +ydrocarons, Sour
etc!, re*uiring N.comp%iance, #ence more cost%y!
/#at does PSL mean in pipeNomina% Pipe Sie 2 to 23 4!5! /a%%
ic6ness - Sc#edu%e 10 t#roug# 170, S&5, 8S, 88S!
Standard PI 9L! Prod!ct Specification Le$elPSL-2! Stee% grade
892!
