1. STANDARD:  API 5L, API 5CT, ASTM A106,  ASTM A53B ,  ASTMA179,   ASTM  A210,  ASTM A36,  DIN2448seamless steel pipe

2. MATERIAL:  GrB,GrC; X42,X46,X56,X65;H40,J55,K55,N80; st37-st52;

Carbon Steel Seamless Steel Pipe

1.Seamless steel pipe for general use:

 ASTM A 53 GR.B,

Steel Grade: SA53B and specication 1"-24", 33.4-610mm

2.Seamless steel pipe for high temperature:

ASTM A 106 GR.B,

Steel Grade: SA106B and specication 1"-24", 33.4-610mm

3.Pipeline:

API SPEC 5L. 5CT

Steel Grade: B,X42,X46,X52 and specication 1"-24", 33.4-610mm

4.Seamless steel pipe

 DIN2448/1629,DIN17175-1979, German standard,

Steel Grade: st37,st42,st52,st35.8-st45.8/1, specication 1"-24", 33.4-610mm

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