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  • Fluid Conveying Pipe

    Fluid Conveying Pipe

    Standard ASTM A106: GrA, Gr B, GrC ASTM A53 API 5L GrB Application For conveying gas,petroleum,water,oil and other liquids. Steel Character Chemical Composition(%) & Mechanical Propertise : Standard Grade Chemical Composition (%) ASTMA106/ ASMESA106   C Mn Si Cu Ni Ni Mo V P S A ≤ 0.25 0.27 ~ 0.93 ≥ 0.10 ≤ 0.40 ≤ 0.40 ≤ 0.40 ≤ 0.15 ≤ 0.08 ≤ 0.035 ≤ 0.035 B ≤ 0.30 0.29 ~ 1.06 ≥ 0.10 ≤ 0.40 ≤ 0.40 ≤ 0.40 ≤ 0....
  • mechanical tubes

    mechanical tubes

    Standard: EN10297-1 :34CrMo4,42CrMo4,E355, EN10305-1:E215,E235,E355 ASTM A519: 1020,1030,1045,4130,4140 EN10210-3:  S275J0H,S275J2H,S355J0H,S355J2H,S355K2H Application For manufacture of vessels,equipment,mechaning parts and steel structures Tolerance Steel Type Dimension Tolerance Normal Higher hot rolled pipe OD all ± 1%( min± 0.50mm ) — WT all +15%-12.5% (min +0.45/ -0.40 mm ) — cold drawn pipe OD 6 ~ 10 ± 0.20 mm ± 0.15 mm > 10 ~ 30 ...
  • structure tube

    structure tube

    Standard and steel grade: DIN EN 10210:S355J2H,S355JOH,S355K2H,S355NH,S460NH,S420NH ASTM A519:    1045,1050,1020,1008 DIN 1629:        St37.0,St44.0,St55,St52.0,CK45 Dimension OD: 19mm to 1067mm (3/4inch to 42inch) WT: 2.5mm to 60mm  (1/10inch to 3inch ) Length: as client’s requirement with fixed length Tolerance/Deviation Steel Type Dimension Tolerance Normal Higher hot rolled pipe OD all ± 1%( min± 0.50mm ) — WT all +15%-12.5% (min +0.45/ -0.40 ...
  • Bolier & cylinder  tubes

    Bolier & cylinder tubes

    Five high properties: High precision and high finish No-oxidizing inside and outside tube surface No-leakage under high pressure No-deforming under cold forming No cracking under expanding or fattening