EN10210 Seamless steel pipe

Grade

C

Si

Mn

P

S

S355J2H (1.0576)

max 0.22

max 0.55

max 1.6

max 0.03

max 0.03

Specification

EN10210 S355J2H

Tensile Strength Rm N/mm2: 3 ≤ T ≤ 100mm

470 – 630

Yield Strength ReH Min, N/mm2: T ≤ 16mm

355

Min Elongation % T ≤ 40mm on gauge length 5.65. √S0

22

Impact properties Minimum Ave energy (J) at -20°C

27

Square/Rectangular

Circular/Ovals

Outside dimension (D B and H)

±1% with a min of ±0.5mm

Circular ±1% with a min of ±0.5mm and

maximum of ±10mm

Thickness (T)

-10%

Note. Positive deviation limited by mass tolerance

-10%

Note. Positive deviation limited by mass tolerance

Squareness of side

90 degrees ±1 degree

-

External corner profile

2T max at each corner*

(EN10210 has 3T max).

-

Concavity/convexity (x)

±1% of the side, measured independently of

the tolerance on the outside dimension

-

Twist (V)

2mm plus 0.5mm/m max.

Section is placed on a flat surface with one end held flat. At the other end the height difference of the two lower corners is taken.

–

Mass (M)

±6% on individual lengths

±6% on individual lengths

Straightness

Max 0.2% of total length & 3mm over every 1m length

Maximum 0.2% of the total length & 3mm over every 1m length. (The permitted tolerance is twice the value

for H<250)

Length

+150mm/-0mm

+150mm/-0mm

EN10210 CHS-Circular hollow sections – length and tolerances

Outside Diameter

Welded

mm

Thickness

mm

Standard mill

lengths m

Special mill

lengths m*

Tolerance

mm

21.3 – 42.4

All

6.0, 6.4, 7.5

5.4 – 7.5

+150-0

48.3

All

6.0, 6.4, 7.5 & 10.0

5.4 – 14.6

+150-0

60.3 – 114.3

All

6.0, 6.4, 7.5 & 10.0

5.0 – 14.6

+150-0

139.7

All

7.5 & 10.0

6.0 – 14.5

+150-0

168.3 – 193.7

All

7.5, 10.0 & 12.0

6.0 – 14.6

+150-0

219.1 – 508.0

All

10.0 & 12.0

6.0 – 14.6

+150-0