Square tube

Raw Material: Up to 1.90 mm thick ASTM-A-366 Cold Rolled

More 2.0mm thickness ASTM-A-569 Hot Rolled

Length: 6 meters

Diameter	Thickness	Weight	Diameter	Thickness	Weight
(In)	(mm)	(Kg/mt)	(In)	(mm)	(Kg/mt)
1/2 x 1/2	0.90	0.337	2 x 2	1.10	1.743
1/2 x 1/2	1.10	0.398	2 x 2	1.20	1.896
5/8 x 5/8	0.90	0.426	2 x 2	1.50	2.353
5/8 x 5/8	1.10	0.512	2 x 2	1.90	2.951
5/8 x 5/8	1.20	0.554	2 x 2	2.00	3.098
5/8 x 5/8	1.50	0.675	2 x 2	2.30	3.536
3/4 x 3/4	0.90	0.518	2 x 2	2.60	3.967
3/4 x 3/4	1.10	0.624	2 x 2	2.90	4.391
3/4 x 3/4	1.20	0.676	2-1/2 x 1/2	1.40	2.771
3/4 x 3/4	1.40	0.778	2-1/2 x 1/2	2.00	3.912
3/4 x 3/4	1.50	0.828	2-1/2 x 1/2	2.50	4.841
1 x 1	0.90	0.701	3 x 3	1.40	3.340
1 x 1	1.10	0.848	3 x 3	1.50	3.573
1 x 1	1.20	0.920	3 x 3	2.00	4.725
1 x 1	1.50	1.133	3 x 3	2.90	6.750
1-1/4 x 1-1/4	0.90	0.884	4 x 4	1.50	4.793
1-1/4 x 1-1/4	1.10	1.071	4 x 4	2.00	6.352
1-1/4 x 1-1/4	1.20	1.164	4 x 4	2.30	7.278
1-1/4 x 1-1/4	1.50	1.438	4 x 4	2.90	9.109
1-1/2 x 1-1/2	0.90	1.067
1-1/2 x 1-1/2	1.10	1.295
1-1/2 x 1-1/2	1.20	1.408
1-1/2 x 1-1/2	1.40	1.632
1-1/2 x 1-1/2	1.50	1.743

QUALITY	C	Mn	Si	Smax	Pmax
COLD ROLLED	0.15	0.60	–	0.040	0.035
ASTM – A – 366	0.15	0.60	–	0.040	0.035
ASTM – A – 619	0.10	0.50 Max	–	0.035	0.025
ASTM – A – 620	0.10	0.50 Max	–	0.035	0.025
LAMINATED IN HOT	0.15	0.60	–	0.040	0.035
ASTM – A – 569	0.15	0.60	–	0.040	0.035
ASTM – A – 36	0.25	–	–	0.050	0.040
ASTM – A – 572 GRADE 50	0.23	1.35	–	0.050	0.040
SAE 1020	0.20	30/50	–	0.050	0.040
API5L GRADE B	0.30	1.20	–	0.045	0.050
ASTM – A – 53	0.30	1.20	–	0.045	0.050

QUALITY	R (Kg/mm2)	RE min (kg/mm2)	A % 8?
LAMINATED IN HOT	41.0/56.0	25.5	20
ASTM – A – 36	41.0/56.0	25.5	20
ASTM – A – 572 GRADE 50	43.6	32.5	21
SAE 1020	40	22.5	25
ASTM – A – 53	42	24.0