Delivery Time:Ex-work within 4 or 5 weeks after order
Certification:ISO

A179 / SA179 SMLS Carbon Steel Tube for high, middle , low pressure boiler and pressure purpose​

Production Standard, Grade, Steel No:

ASTM A178 Grade A, C, D

ASTM A179 Grade A, C, D

ASTM A192

ASTM A210 GradeA-1, C

BS3059-Ⅰ 320 CFS

BS3059-Ⅱ 360, 440, 243, 620-460, 622-490, S1, S2, TC1, TC2

EN10216-1 P195TR1/TR2, P235TR1/TR2, P265TR1/TR2

EN10216-2 P195GH, P235GH, P265GH, TC1, TC2

DIN17175 ST35.8, ST45.8

DIN1629 ST37.0, ST44.0, ST50.0

JIS G3454 STPG370, STPG410

JIS G3461 STB340, STB410, STB440

GB5310 20G, 15MoG, 12CrMoG, 12Cr2MoG, 15CrMoG, 12Cr1MoVG, 12Cr2MoWVTiB

GB9948 10, 20, 12CrMo, 15CMo

GB3087 10, 20

Delivery Condition:

Annealed, Normalized, Normalized and Tempered

          Inspection and Test:

Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength,Yield Strength, 

Elongation, Flaring, Flattening, Bending, Hardness, Impact Test), Surface and Dimension Test,No-destructive Test, Hydrostatic Test.

          Surface treatment:

     Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting

             Application

           For high, middle, low pressure boiler and pressure purpose

Tube Sizes for Heat Exchangers & Condensers & Boiler
Outside Diameter		BWG
25	22	20	18	16	14	12	10
	Wall Thickness mm
0.508	0.71	0.89	1.24	1.65	2.11	2.77	3.40
mm	inch		Weight kg/m
6.35	1/4	0.081	0.109	0.133	0.174	0.212
9.53	3/8	0.126	0.157	0.193	0.257	0.356	0.429
12.7	1/2		0.214	0.263	0.356	0.457	0.612	0.754
15.88	5/8		0.271	0.334	0.455	0.588	0.796	0.995
19.05	3/4		0.327	0.405	0.553	0.729	0.895	1.236
25.4	1		0.44	0.546	0.75	0.981	1.234	1.574	2.05
31.75	1 1/4		0.554	0.688	0.947	1.244	1.574	2.014	2.641
38.1	1 1/2		0.667	0.832	1.144	1.514	1.904	2.454	3.233
44.5	1 3/4