• Transport Package：Bundle, Plastic Sheet Outside, Caps at Ends, Bare
• Delivery Condition：Nbk(+N), Gbk(+a), Bk(+C) ,Bkw(+LC) ,Bks(+Sr)
• Standards：DIN2391,En10305,JIS G3445, ASTM A179,ASTM519
• Steel Grade-2：E155,E195,E235,E255,E355,etc
• Steel Grade-1：10#,20#,45#,16mn,St35, St37,St37.4,St45, St52
• Od：4mm--114mm
• Wt：0.5mm--25mm
• Section Shape：Round
• Usage：Hydraulic,Automobile Pipe, Machinery Industry
• Model NO.：KM-01
• Specification：ASTM, DIN, EN, BS, JIS
• Trademark：KM
• Origin：China
• HS Code：7304519090
• Production Capacity：1500ton,Month

tandardGradeChemical Components (%)SymbolMaterial No.CSiMnPSDIN2391St 30 Si1.0211≤0.10≤0.10≤0.55≤0.025≤0.025St 30 Al1.0212≤0.10≤0.05≤0.55≤0.025≤0.025St 351.0308≤0.17≤0.35≥0.40≤0.025≤0.025St 451.0408≤0.21≤0.35≥0.40≤0.025≤0.025St 521.058≤0.22≤0.55≤1.60≤0.025≤0.025Application: Mechanical properties at room temperatureSteel GradeMinimum values for the delivery conditionSteel NameSteel NumberBKBKWBKSGBKNBKRmA %RmA %RmReHA %RmA %RmReHA %MpaMpaMpaMpaMpaMpaMpaSt 30 Si1.02114308380123802801628030290 to 42021530St 30 Al1.02124308380123802801628030290 to 42021530St 351.03084806420104203151431525340 to 47023525St 451.0408580552085203751239021440 to 57025521St 521.0580640458075804201049022490 to 63035522