• Model NO.：KM-170315
• Size：10-114.3mm
• Thickness：1-40mm
• Grade：St 35 St 45 St 52 E215 E235 E355,etc
• Processing Way：Cold Drawn or Cold Rolled
• Product Application：Machinery,Motorcycle ,Auto,etc
• Package：in Bundle
• Transport Package：in Bundle
• Specification：10mm~114.3mm
• Trademark：Kingmetal
• Origin：Made in China
• HS Code：73043190
• Production Capacity：500~1000 Tons Per Month

roduction type of pipesMax deviations Outside diameterWall thickness Sizes, mmDeviationsSizes, mmDeviations Cold drawn pipesUp to  30 including± 0,10 mmFor pipes with OD   6 - 108 mm Over   30 up   to  40 including± 0,15 mmUp to 0,8 including± 0,05 mm Over 40   up   to  50 including± 0,20 mmOver 0,8 up to  5 including± 7,5 Over   50 up   to 60 including± 0,25 mmOver 5± 6% Over 60   up   to 70 including± 0,30 mmFor pipes with OD   over 110 mm Over   70 up   to 80 including± 0,35 mmUp to 2,5 including± 10% Over 80   up   to 90 including± 0,40 mmOver 2,5 up to 5 including+ 10%, -7,5% Over 90   up   to 108 including± 0,45 mmOver 5± 7,5% Over 108   up   to 120 including± 0,50 mm   Over   120± 0,8   %   Hot rolled pipesUp to 50   including± 0,35 mmUp to 15 including± 10% Over   50±   0,8%Over 15± 8% If D/S = 4 - 10± 6% Mechanical composition  Steel gradeTensile strength, N/mm2 (min)Yield strength, N/mm2 (min)Elongation, % (min)      1034320624  2041224521  3551029417  4558932314  40Х618-14  30ХГСА491-18   
 
Chemical composition (%, max)  Steel gradeCSiMnCrNiMoSPCu  100,07-0,140,17-0,370,35-0,650,150,3---- 200,17-0,240,17-0,370,35-0,650,250,25-0,030,0250,3 350,32-0,400,17-0,370,50-0,800,250,3-0,040,0350,3 450,42-0,450,17-0,370,50-0,800,25----- 40Х0,36-0,440,17-0,370,50-0,800,80-1,100,3-0,0350,0350,3 30ХГСА0,28-0,340,90-1,200,80-1,100,80-1,100,3-0,0050,025-

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GOST 8732-78 - seamless hot-deformed steel pipes,manufactured on the outside diameter, wall thickness and length. 
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