Integrated & International Steel Supplier

Seamless Steel Pipe

COSTA STEEL seamless Steel pipe section provides large product varieties, large varieties of steel,  well-known brand manufacturers products.Pipes required to cover all the industrial fields and carbon steel in all grades involved in the international standards; product well received by users both inside and outside China for their high quality.


Typical Grades

Size Range (mm)

Mechanical  Pipe

20, 45,S20C, C20/45,

Hot rolled: OD51-1080mm; WT4-125mm Delivery Length 4.5-13M

Cold drawn: 

OD12-399mm, WT5-33mm
Delivery Length 3-13M

Dimension tolerance:
OD: -/+1%, WT: -/+10%,
Length: -0~+50mm.

Delivery Condition:
Hot Rolled,Normalizing, Annealing, Tempering
Q+T and Solid Solution.

1022, 1026, 1E1771,

1E2892, S40CBM, Mn Series,

MnB Series, Cr Series,

CrB Series, CrMo Series,

CrMnMo Series, CrNiMo

Series, S355J2H/E355N/St52/ST37,

STKM13A/B/C, 20MnV6/E470/S470M, S690/790/890.

Automotive Tube 


20-45Mn2, 22CrSH, MnV Series,

E355, E430, E500, SCr420K,

SCr420K, SCM420, 27CD4,

43MnCrB, 26MnB5, 20CrMnTi,

42CrMo4 (Q+T).

Hydraulic  Tube

20, 45, 20MnTiB,

 25Mn,27SiMn, 26MnVNb,

 26MnNbTiB, 20MnV6,

ZDQ700, FGS80WV, 30CrMnSi.


37CrMnMo, 42CrMo4,

20MnV, 37Mn5, 4145H, 4137H,

1340, 4145Mod, 4330VM, 4130,

4140, 4340, 4130MF, 8620.

API Grades: J55, K55, N80-1,

 L80, E75, X95, G105,

 X42-X70, X42N-X60N,P110,

 S135, 9Cr, 13Cr, 22Cr,

C80, C95, C100.

Boiler Tube

20G, ST52, P355N, T/P91,

 T/P92, T/P11, T/P12, T/P22,

T/P23, T/P5, 34CrMo4, G102,

S355J2H, 15CrMoG, 12Cr1MoVG,

34Mn2V, 30CrMo.

Bearing Tube

 GCr15, 100Cr6, 52100, SUJ2,

GCr15SiMn, 100CrMnSi6-4,

GCr18Mo, 100CrMo7, G20CrNi2Mo.

Aero & Aviation

 30CrMnSiA, 38CrMoAl,

PCrNi1Mo, 30Cr3SiNiMoVA, GH1131.

Executive Standards



ASME B36, ASME A106, ASME A335,

 ASTM A179, ASTM A210,

 ASTM A519, EN10297, EN10210-1, EN10210-2, EN10025, EN10216, DIN17175,


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