Carbon Hollow Section

Pipe Type:Carbon Steel Square Tube, Carbon Steel rectangular Tube, Square Carbon Hollow Section, Rectangular Carbon Hollow Section

Square Hollow Section:

Outer diameter: 20mm*20mm - 1200mm*1200mm

Wall thickness: 1.5mm - 50mm

LENGTH: 0.1meters - 35meters

Rectangular Hollow Section:

Outer diameter: 30mm*20mm - 1200mm*1000mm

Wall thickness: 1.5mm - 50mm

LENGTH: 0.1meters- 18meters

Standard: ASTM A500, ASTM A53, EN 10210, EN 10219, JIS G 3466, BS 1387, BS 6323;GB: Q195, Q215, Q235, Q345; ASTM: GR A, GR B, GR C, GR D, DC01, DC03, 1008, 1010 JIS: SS330, SS440, SS490, SPHD, SPHE; EN BS: S185, S235, S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H

Process Type: Hot Rolled/Hot Expanded, Electric Resistance/High Frequency,Cold rolled , Annealed(welded),

End: Square Cut, Burr Removed

Surface: Bare, Black Painting, Lightly Oiled,Black annealing,Galvanized

Application: In Industrial Construction, Machinery/Rack/Container manufacturing

Standard chart:

Chemical composition of material
Grade	element	C	Mn	P	S
ASTM A500 Gr.b	%	0.05%-0.23%	0.3%-0.6%	0.04%	0.04%

Acc.to EN10027/1	Acc.to EN10027/2	C% max (Norminal W.T.(mm)		Si% max	Mn% max	P% max	S% max	N% max
and IC 10		≤ 40		Si% max	Mn% max	P% max	S% max	N% max
S235JRH	1.0039	0.17	0.2	-	1.4	0.045	0.045	0.009
S275JOH	1.0149	0.2	0.22	-	1.5	0.04	0.04	0.009
S275J2H	1.0138	0.2	0.22	-	1.5	0.035	0.035	-
S355JOH	1.0547	0.22	0.22	0.55	1.6	0.04	0.04	0.009
S355J2H	1.0576	0.22	0.22	0.55	1.6	0.035	0.035	-

Mechanical properties of material
Grade	Yield Strength	Tensile Strength	Elongation
A500.Gr.b	46 ksi	58 ksi	23%
A513.GR.B	72 ksi	87 ksi	10%

Norm		Yield Strength			Tensile Strength		Min.elogation				Min.percent properties
Acc.to EN10027/1 and IC 10	Acc.to EN10027/2	Norminal W.T.mm			Norminal W.T.mm		Longit.		Cross		Test temperature°C	Average min.impact value
		≤16	>6	>40	<3	≤3≤65	Norminal W.T.mm
			≤65	≤65			≤40	>40	>40	≤65
			≤65	≤65			≤40	≤65	≤40	≤65
S253JRH	1.0039	235	225	215	360-510	340-470	26	25	24	23	20	27
S275JOH	1.0149	275	265	255	410-580	410-560	22	21	20	19	0	27
S275J2H	1.0138	275	265	255	430-560	410-560	22	21	20	19	-20	27
S355JOH	1.0547	355	345	335	510-680	490-630	22	21	20	19	0	27
S355J2H	1.0576	355	345	335	510-680	490-630	22	21	20	19	-20	27