ASTM A106, Grade B;
ASTM A53, Gr.A,Gr.B;
API 5L:Gr.A,Gr.B, X42,X46,X52,X56,X60,X65
API 5CT Grade H40/ J55/ K55/ N80-1/ N80Q/ R95/ L80-1/ C90-1/ T95-1/ P110/ Q125-1/C110
DIN 2391, Grade St35, St45, St52;
ASTM A335, Grade P5/P9/P11/P22/P91;
ASTM A519 SAE4130/SAE4140;
O.D.: 10MM-720MM
W.T.: 1MM-120MM
Length: 6000MM-12000MM
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