L80-9Cr

QUALITY ASSURANCE :

  • Check Mark All products are produced by large factories
  • Check Mark Professional quality inspection tracking team
  • Check Mark Can accept any third party inspection
  • Check Mark Accept third party supervision
Categories: , , Tags: , , , , ,

1.standard:    API  5CT

2.chemical Composition (%)

Elements C Mn P S Si Cr Mo Ni Cu
Min 0 0.30 8.00 0.90
Max 0.15 0.60 0.020 0.010 1.00 10.0 1.10 0.50 0.25
actual value 0.10 0.45 0.008 0.0020 0.45 8.7 0.98 0.096 0.028

 

3.mechanical Properties

Mechanical properties Tensile strength

MPa

Yield strength

MPa

Hardness

HBW/HRC

0℃,Longitudinal Impact

J10×10*55

Elongation%
Min 655 552 18 27 17
Max 655 22
Actual value 705 604 18.4 102 26

 

4.Typical size

Size

mm

Outside Dlamete

mm

Permissible Variatior

in Outside Diameter

mm

wall thickness

mm

Average Wall Permissible Variations in Wall Thickness
116.84×27.94 116.84 -0.5%~+1.0% 27.94 ±8%

Note:Standard requirements range:OD: ± 1.09%.   WT: ± 8%

5.Typical Application Environment

This metal Material is used in the petroleum and natural gas industry.such as Tubing asing couplings.etc