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Our API Specification

API 5L X 65 PSL 1

RELIABLE PIPES AND TUBES LIMITED is one of the largest stockists, manufacturer, distributor, trader of API 5L Grade X65 PSL1 pipes.

We deal in the following grades :

API 5L Grade X65 PSL1 Seamless Pipe
API 5L Grade X65 PSL1 Welded Pipe
API 5L Grade X65 PSL1 ERW Pipe
API 5L Grade X65 PSL1 HFW Pipe
API 5L Grade X65 PSL1 SAW Pipe
API 5L Grade X65 PSL1 LSAW Pipe
API 5L Grade X65 PSL1 DSAW Pipe
API 5L Grade X65 PSL1 HSAW Pipe
API 5L Grade X65 PSL1 SMLS Pipe
API 5L Grade X65 PSL1 Sour Service Pipe
API 5L Grade X65 PSL1 Offshore Service Pipe
API 5L Grade X65 PSL1 HIC tested Pipe
API 5L Grade X65 PSL1 SSC tested Pipe
API 5L Grade X65 PSL1 Low Sulphur Pipe

Carbon Steel Pipe Grade L450 Carbon Steel Pipe Grade X65 CS Pipe Grade L450 CS Pipe Grade X65
Carbon Steel Seamless Pipe Grade L450 Carbon Steel Seamless Pipe Grade X65 CS Seamless Pipe Grade L450 CS Seamless Pipe Grade X65
Carbon Steel Welded Pipe Grade L450 Carbon Steel Welded Pipe Grade X65 CS Welded Pipe Grade L450 CS Welded Pipe Grade X65
Carbon Steel ERW Pipe Grade L450 Carbon Steel ERW Pipe Grade X65 CS ERW Pipe Grade L450 CS ERW Pipe Grade X65
Carbon Steel HFW Pipe Grade L450 Carbon Steel HFW Pipe Grade X65 CS HFW Pipe Grade L450 CS HFW Pipe Grade X65
Carbon Steel LSAW Pipe Grade L450 Carbon Steel LSAW Pipe Grade X65 CS LSAW Pipe Grade L450 CS LSAW Pipe Grade X65
Carbon Steel DSAW Pipe Grade L450 Carbon Steel DSAW Pipe Grade X65 CS DSAW Pipe Grade L450 CS DSAW Pipe Grade X65
Carbon Steel HSAW Pipe Grade L450 Carbon Steel HSAW Pipe Grade X65 CS HSAW Pipe Grade L450 CS HSAW Pipe Grade X65
Carbon Steel Spiral Pipe Grade L450 Carbon Steel Spiral Pipe Grade X65 CS Spiral Pipe Grade L450 CS Spiral Pipe Grade X65
Carbon Steel Sour Service Pipe Grade L450 Carbon Steel Sour Service Pipe Grade X65 CS Sour Service Pipe Grade L450 CS Sour Service Pipe Grade X65
Carbon Steel Off Shore Service Pipe Grade L450 Carbon Steel Off Shore Service Pipe Grade X65 CS Off Shore Service Pipe Grade L450 CS Off Shore Service Pipe Grade X65
API Pipe Grade L450 API Pipe Grade X65 Carbon Steel Pipe Grade L450Q Carbon Steel Pipe Grade X65Q
API Seamless Pipe Grade L450 API Seamless Pipe Grade X65 Carbon Steel Seamless Pipe Grade L450Q Carbon Steel Seamless Pipe Grade X65Q
API Welded Pipe Grade L450 API Welded Pipe Grade X65 Carbon Steel Welded Pipe Grade L450Q Carbon Steel Welded Pipe Grade X65Q
API ERW Pipe Grade L450 API ERW Pipe Grade X65 Carbon Steel ERW Pipe Grade L450Q Carbon Steel ERW Pipe Grade X65Q
API HFW Pipe Grade L450 API HFW Pipe Grade X65 Carbon Steel HFW Pipe Grade L450Q Carbon Steel HFW Pipe Grade X65Q
API LSAW Pipe Grade L450 API LSAW Pipe Grade X65 Carbon Steel LSAW Pipe Grade L450Q Carbon Steel LSAW Pipe Grade X65Q
API DSAW Pipe Grade L450 API DSAW Pipe Grade X65 Carbon Steel DSAW Pipe Grade L450Q Carbon Steel DSAW Pipe Grade X65Q
API HSAW Pipe Grade L450 API HSAW Pipe Grade X65 Carbon Steel HSAW Pipe Grade L450Q Carbon Steel HSAW Pipe Grade X65Q
API Spiral Pipe Grade L450 API Spiral Pipe Grade X65 Carbon Steel Spiral Pipe Grade L450Q Carbon Steel Spiral Pipe Grade X65Q
API Sour Service Pipe Grade L450 API Sour Service Pipe Grade X65 Carbon Steel Sour Service Pipe Grade L450Q Carbon Steel Sour Service Pipe Grade X65Q
API Off Shore Service Pipe Grade L450 API Off Shore Service Pipe Grade X65 Carbon Steel Off Shore Service Pipe Grade L450Q Carbon Steel Off Shore Service Pipe Grade X65Q
CS Pipe Grade L450Q CS Pipe Grade X65Q API Pipe Grade L450Q API Pipe Grade X65Q
CS Seamless Pipe Grade L450Q CS Seamless Pipe Grade X65Q API Seamless Pipe Grade L450Q API Seamless Pipe Grade X65Q
CS Welded Pipe Grade L450Q CS Welded Pipe Grade X65Q API Welded Pipe Grade L450Q API Welded Pipe Grade X65Q
CS ERW Pipe Grade L450Q CS ERW Pipe Grade X65Q API ERW Pipe Grade L450Q API ERW Pipe Grade X65Q
CS HFW Pipe Grade L450Q CS HFW Pipe Grade X65Q API HFW Pipe Grade L450Q API HFW Pipe Grade X65Q
CS LSAW Pipe Grade L450Q CS LSAW Pipe Grade X65Q API LSAW Pipe Grade L450Q API LSAW Pipe Grade X65Q
CS DSAW Pipe Grade L450Q CS DSAW Pipe Grade X65Q API DSAW Pipe Grade L450Q API DSAW Pipe Grade X65Q
CS HSAW Pipe Grade L450Q CS HSAW Pipe Grade X65Q API HSAW Pipe Grade L450Q API HSAW Pipe Grade X65Q
CS Spiral Pipe Grade L450Q CS Spiral Pipe Grade X65Q API Spiral Pipe Grade L450Q API Spiral Pipe Grade X65Q
CS Sour Service Pipe Grade L450Q CS Sour Service Pipe Grade X65Q API Sour Service Pipe Grade L450Q API Sour Service Pipe Grade X65Q
CS Off Shore Service Pipe Grade L450Q CS Off Shore Service Pipe Grade X65Q API Off Shore Service Pipe Grade L450Q API Off Shore Service Pipe Grade X65Q
Carbon Steel Pipe Grade L450M Carbon Steel Pipe Grade X65M CS Pipe Grade L450M CS Pipe Grade X65M
Carbon Steel Seamless Pipe Grade L450M Carbon Steel Seamless Pipe Grade X65M CS Seamless Pipe Grade L450M CS Seamless Pipe Grade X65M
Carbon Steel Welded Pipe Grade L450M Carbon Steel Welded Pipe Grade X65M CS Welded Pipe Grade L450M CS Welded Pipe Grade X65M
Carbon Steel ERW Pipe Grade L450M Carbon Steel ERW Pipe Grade X65M CS ERW Pipe Grade L450M CS ERW Pipe Grade X65M
Carbon Steel HFW Pipe Grade L450M Carbon Steel HFW Pipe Grade X65M CS HFW Pipe Grade L450M CS HFW Pipe Grade X65M
Carbon Steel LSAW Pipe Grade L450M Carbon Steel LSAW Pipe Grade X65M CS LSAW Pipe Grade L450M CS LSAW Pipe Grade X65M
Carbon Steel DSAW Pipe Grade L450M Carbon Steel DSAW Pipe Grade X65M CS DSAW Pipe Grade L450M CS DSAW Pipe Grade X65M
Carbon Steel HSAW Pipe Grade L450M Carbon Steel HSAW Pipe Grade X65M CS HSAW Pipe Grade L450M CS HSAW Pipe Grade X65M
Carbon Steel Spiral Pipe Grade L450M Carbon Steel Spiral Pipe Grade X65M CS Spiral Pipe Grade L450M CS Spiral Pipe Grade X65M
Carbon Steel Sour Service Pipe Grade L450M Carbon Steel Sour Service Pipe Grade X65M CS Sour Service Pipe Grade L450M CS Sour Service Pipe Grade X65M
Carbon Steel Off Shore Service Pipe Grade L450M Carbon Steel Off Shore Service Pipe Grade X65M CS Off Shore Service Pipe Grade L450M CS Off Shore Service Pipe Grade X65M
API Pipe Grade L450M API Pipe Grade X65M API Pipe Grade X65 PSL1 API Pipe Grade X65 PSL2
API Seamless Pipe Grade L450M API Seamless Pipe Grade X65M API Seamless Pipe Grade X65 PSL1 API Seamless Pipe Grade X65 PSL2
API Welded Pipe Grade L450M API Welded Pipe Grade X65M API Welded Pipe Grade X65 PSL1 API Welded Pipe Grade X65 PSL2
API ERW Pipe Grade L450M API ERW Pipe Grade X65M API ERW Pipe Grade X65 PSL1 API ERW Pipe Grade X65 PSL2
API HFW Pipe Grade L450M API HFW Pipe Grade X65M API HFW Pipe Grade X65 PSL1 API HFW Pipe Grade X65 PSL2
API LSAW Pipe Grade L450M API LSAW Pipe Grade X65M API LSAW Pipe Grade X65 PSL1 API LSAW Pipe Grade X65 PSL2
API DSAW Pipe Grade L450M API DSAW Pipe Grade X65M API DSAW Pipe Grade X65 PSL1 API DSAW Pipe Grade X65 PSL2
API HSAW Pipe Grade L450M API HSAW Pipe Grade X65M API HSAW Pipe Grade X65 PSL1 API HSAW Pipe Grade X65 PSL2
API Spiral Pipe Grade L450M API Spiral Pipe Grade X65M API Spiral Pipe Grade X65 PSL1 API Spiral Pipe Grade X65 PSL2
API Sour Service Pipe Grade L450M API Sour Service Pipe Grade X65M API Sour Service Pipe Grade X65 PSL1 API Sour Service Pipe Grade X65 PSL2
API Off Shore Service Pipe Grade L450M API Off Shore Service Pipe Grade X65M API Off Shore Service Pipe Grade X65 PSL1 API Off Shore Service Pipe Grade X65 PSL2


API 5L X 65 PSL 1

CHEMICAL COMPOSITION
Mass fraction, based upon heat and product analysis a
SEAMLESS PIPE
C Mn  P S V Nb Ti
maxb max.b min. max. max. max. max. max.
0.28e 1.40e - 0.030 0.030 f f f
WELDED PIPE
0.26 1.45e - 0.030 0.030 f f f

a 0.50% maximum for copper, 0.50% maximum for nickel, 0.50% maximum for chromium, and 0.15% maximum for molybdenum.

b For each reduction of 0.01% below the specified maximum concetration for carbon, an increase of 0.05%

c Unless otheriwse agreed.

d unless otherwise agreed, the sum of niobium, vanadium and titanium concentrations shall be = 0.15%

MECHANICAL REQUIREMENTS
 
Y.S T.S ELONGATION
Mpa(psi) Mpa(psi)
min min min
450(65 300) 535(77 600) f

f    The specified minimum elongation, Af,   shall be as determined using the following equation:



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