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August 06, 2022

seamless precision steel tube

seamless precision steel tube

1. Size range:70mm*3mm-325mm*30mm

2. Available steel grade:

EN 10305-1:

E195,E235,E355,C45E,25CrMo4,34CrMo4,42CrMo4

DIN 2391-2:

ST35,ST45,ST52

ASTM A519:

1010,1020,1026,1045,1518,1524,1541,4130,4140,4145,4340,8620

JIS G3445:

STKM 11A, STKM 12A/B/C, STKM 13A/B/C,STKM16A/C,STKM 17A/C,STKM 19A/C, STKM 20A

GB/T 3639:

10#,20#,45#,16Mn,25Mn,40Mn2,30CrMo,35CrMo,42CrMo,38CrMoAl

3. Manufacture method: cold rolled, cold drawn

4. Delivery condition:

+C

+LC

+SR

+A

+N

Q+T

BK

BKW

BKS

GBK

NBK

Cold rolled

Cold drawn

Stress relieved

Annealed

Normalized

Quenched+Tempered

5. Size tolerance: as per EN 10305-1, DIN 2391-2, or ASTM A519 or as per request

6. Thickness tolerance: +/-6% max

seamless precision steel tube

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