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Our API Specification

API 5L X 70 PSL 1

RELIABLE PIPES AND TUBES LIMITED is one of the largest stockists, manufacturer, distributor, trader of API 5L Grade X70 PSL1 pipes.

We deal in following grades :

API 5L Grade X70 PSL1 Seamless Pipe
API 5L Grade X70 PSL1 Welded Pipe
API 5L Grade X70 PSL1 ERW Pipe
API 5L Grade X70 PSL1 HFW Pipe
API 5L Grade X70 PSL1 SAW Pipe
API 5L Grade X70 PSL1 LSAW Pipe
API 5L Grade X70 PSL1 DSAW Pipe
API 5L Grade X70 PSL1 HSAW Pipe
API 5L Grade X70 PSL1 SMLS Pipe
API 5L Grade X70 PSL1 Sour Service Pipe
API 5L Grade X70 PSL1 Offshore Service Pipe
API 5L Grade X70 PSL1 HIC tested Pipe
API 5L Grade X70 PSL1 SSC tested Pipe
API 5L Grade X70 PSL1 Low Sulphur Pipe

Carbon Steel Pipe Grade L485 Carbon Steel Pipe Grade X70 Carbon Steel Pipe Grade L485Q Carbon Steel Pipe Grade X70Q
Carbon Steel Seamless Pipe Grade L485 Carbon Steel Seamless Pipe Grade X70 Carbon Steel Seamless Pipe Grade L485Q Carbon Steel Seamless Pipe Grade X70Q
Carbon Steel Welded Pipe Grade L485 Carbon Steel Welded Pipe Grade X70 Carbon Steel Welded Pipe Grade L485Q Carbon Steel Welded Pipe Grade X70Q
Carbon Steel ERW Pipe Grade L485 Carbon Steel ERW Pipe Grade X70 Carbon Steel ERW Pipe Grade L485Q Carbon Steel ERW Pipe Grade X70Q
Carbon Steel HFW Pipe Grade L485 Carbon Steel HFW Pipe Grade X70 Carbon Steel HFW Pipe Grade L485Q Carbon Steel HFW Pipe Grade X70Q
Carbon Steel LSAW Pipe Grade L485 Carbon Steel LSAW Pipe Grade X70 Carbon Steel LSAW Pipe Grade L485Q Carbon Steel LSAW Pipe Grade X70Q
Carbon Steel DSAW Pipe Grade L485 Carbon Steel DSAW Pipe Grade X70 Carbon Steel DSAW Pipe Grade L485Q Carbon Steel DSAW Pipe Grade X70Q
Carbon Steel HSAW Pipe Grade L485 Carbon Steel HSAW Pipe Grade X70 Carbon Steel HSAW Pipe Grade L485Q Carbon Steel HSAW Pipe Grade X70Q
Carbon Steel Spiral Pipe Grade L485 Carbon Steel Spiral Pipe Grade X70 Carbon Steel Spiral Pipe Grade L485Q Carbon Steel Spiral Pipe Grade X70Q
Carbon Steel Sour Service Pipe Grade L485 Carbon Steel Sour Service Pipe Grade X70 Carbon Steel Sour Service Pipe Grade L485Q Carbon Steel Sour Service Pipe Grade X70Q
Carbon Steel Off Shore Service Pipe Grade L485 Carbon Steel Off Shore Service Pipe Grade X70 Carbon Steel Off Shore Service Pipe Grade L485Q Carbon Steel Off Shore Service Pipe Grade X70Q
CS Pipe Grade L485 CS Pipe Grade X70 CS Pipe Grade L485Q CS Pipe Grade X70Q
CS Seamless Pipe Grade L485 CS Seamless Pipe Grade X70 CS Seamless Pipe Grade L485Q CS Seamless Pipe Grade X70Q
CS Welded Pipe Grade L485 CS Welded Pipe Grade X70 CS Welded Pipe Grade L485Q CS Welded Pipe Grade X70Q
CS ERW Pipe Grade L485 CS ERW Pipe Grade X70 CS ERW Pipe Grade L485Q CS ERW Pipe Grade X70Q
CS HFW Pipe Grade L485 CS HFW Pipe Grade X70 CS HFW Pipe Grade L485Q CS HFW Pipe Grade X70Q
CS LSAW Pipe Grade L485 CS LSAW Pipe Grade X70 CS LSAW Pipe Grade L485Q CS LSAW Pipe Grade X70Q
CS DSAW Pipe Grade L485 CS DSAW Pipe Grade X70 CS DSAW Pipe Grade L485Q CS DSAW Pipe Grade X70Q
CS HSAW Pipe Grade L485 CS HSAW Pipe Grade X70 CS HSAW Pipe Grade L485Q CS HSAW Pipe Grade X70Q
CS Spiral Pipe Grade L485 CS Spiral Pipe Grade X70 CS Spiral Pipe Grade L485Q CS Spiral Pipe Grade X70Q
CS Sour Service Pipe Grade L485 CS Sour Service Pipe Grade X70 CS Sour Service Pipe Grade L485Q CS Sour Service Pipe Grade X70Q
CS Off Shore Service Pipe Grade L485 CS Off Shore Service Pipe Grade X70 CS Off Shore Service Pipe Grade L485Q CS Off Shore Service Pipe Grade X70Q
API Pipe Grade L485 API Pipe Grade X70 API Pipe Grade L485Q API Pipe Grade X70Q
API Seamless Pipe Grade L485 API Seamless Pipe Grade X70 API Seamless Pipe Grade L485Q API Seamless Pipe Grade X70Q
API Welded Pipe Grade L485 API Welded Pipe Grade X70 API Welded Pipe Grade L485Q API Welded Pipe Grade X70Q
API ERW Pipe Grade L485 API ERW Pipe Grade X70 API ERW Pipe Grade L485Q API ERW Pipe Grade X70Q
API HFW Pipe Grade L485 API HFW Pipe Grade X70 API HFW Pipe Grade L485Q API HFW Pipe Grade X70Q
API LSAW Pipe Grade L485 API LSAW Pipe Grade X70 API LSAW Pipe Grade L485Q API LSAW Pipe Grade X70Q
API DSAW Pipe Grade L485 API DSAW Pipe Grade X70 API DSAW Pipe Grade L485Q API DSAW Pipe Grade X70Q
API HSAW Pipe Grade L485 API HSAW Pipe Grade X70 API HSAW Pipe Grade L485Q API HSAW Pipe Grade X70Q
API Spiral Pipe Grade L485 API Spiral Pipe Grade X70 API Spiral Pipe Grade L485Q API Spiral Pipe Grade X70Q
API Sour Service Pipe Grade L485 API Sour Service Pipe Grade X70 API Sour Service Pipe Grade L485Q API Sour Service Pipe Grade X70Q
API Off Shore Service Pipe Grade L485 API Off Shore Service Pipe Grade X70 API Off Shore Service Pipe Grade L485Q API Off Shore Service Pipe Grade X70Q
Carbon Steel Pipe Grade L485M Carbon Steel Pipe Grade X70M CS Pipe Grade L485M CS Pipe Grade X70M
Carbon Steel Seamless Pipe Grade L485M Carbon Steel Seamless Pipe Grade X70M CS Seamless Pipe Grade L485M CS Seamless Pipe Grade X70M
Carbon Steel Welded Pipe Grade L485M Carbon Steel Welded Pipe Grade X70M CS Welded Pipe Grade L485M CS Welded Pipe Grade X70M
Carbon Steel ERW Pipe Grade L485M Carbon Steel ERW Pipe Grade X70M CS ERW Pipe Grade L485M CS ERW Pipe Grade X70M
Carbon Steel HFW Pipe Grade L485M Carbon Steel HFW Pipe Grade X70M CS HFW Pipe Grade L485M CS HFW Pipe Grade X70M
Carbon Steel LSAW Pipe Grade L485M Carbon Steel LSAW Pipe Grade X70M CS LSAW Pipe Grade L485M CS LSAW Pipe Grade X70M
Carbon Steel DSAW Pipe Grade L485M Carbon Steel DSAW Pipe Grade X70M CS DSAW Pipe Grade L485M CS DSAW Pipe Grade X70M
Carbon Steel HSAW Pipe Grade L485M Carbon Steel HSAW Pipe Grade X70M CS HSAW Pipe Grade L485M CS HSAW Pipe Grade X70M
Carbon Steel Spiral Pipe Grade L485M Carbon Steel Spiral Pipe Grade X70M CS Spiral Pipe Grade L485M CS Spiral Pipe Grade X70M
Carbon Steel Sour Service Pipe Grade L485M Carbon Steel Sour Service Pipe Grade X70M CS Sour Service Pipe Grade L485M CS Sour Service Pipe Grade X70M
Carbon Steel Off Shore Service Pipe Grade L485M Carbon Steel Off Shore Service Pipe Grade X70M CS Off Shore Service Pipe Grade L485M CS Off Shore Service Pipe Grade X70M
API Pipe Grade L485M API Pipe Grade X70M API Pipe Grade X70 PSL1 API Pipe Grade X70 PSL2
API Seamless Pipe Grade L485M API Seamless Pipe Grade X70M API Seamless Pipe Grade X70 PSL1 API Seamless Pipe Grade X70 PSL2
API Welded Pipe Grade L485M API Welded Pipe Grade X70M API Welded Pipe Grade X70 PSL1 API Welded Pipe Grade X70 PSL2
API ERW Pipe Grade L485M API ERW Pipe Grade X70M API ERW Pipe Grade X70 PSL1 API ERW Pipe Grade X70 PSL2
API HFW Pipe Grade L485M API HFW Pipe Grade X70M API HFW Pipe Grade X70 PSL1 API HFW Pipe Grade X70 PSL2
API LSAW Pipe Grade L485M API LSAW Pipe Grade X70M API LSAW Pipe Grade X70 PSL1 API LSAW Pipe Grade X70 PSL2
API DSAW Pipe Grade L485M API DSAW Pipe Grade X70M API DSAW Pipe Grade X70 PSL1 API DSAW Pipe Grade X70 PSL2
API HSAW Pipe Grade L485M API HSAW Pipe Grade X70M API HSAW Pipe Grade X70 PSL1 API HSAW Pipe Grade X70 PSL2
API Spiral Pipe Grade L485M API Spiral Pipe Grade X70M API Spiral Pipe Grade X70 PSL1 API Spiral Pipe Grade X70 PSL2
API Sour Service Pipe Grade L485M API Sour Service Pipe Grade X70M API Sour Service Pipe Grade X70 PSL1 API Sour Service Pipe Grade X70 PSL2
API Off Shore Service Pipe Grade L485M API Off Shore Service Pipe Grade X70M API Off Shore Service Pipe Grade X70 PSL1 API Off Shore Service Pipe Grade X70 PSL2



API 5L X 70 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
0.26e 1.65e - 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
485(70 300) 570(82 700) f

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



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