SA423 Gr.1/2/3 Seamless and Electric-Welded Low-Alloy Steel Tubes

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SA**3  Gr.1/2/3 Seamless and Electric-Welded Low-Alloy Steel Tubes

1) Chemical(%): Grade 1 : C: 0.*5 max.; Mn: 0.*5 max; P: 0.***0.*6; S: 0.**0 max; Si: 0.*0 min; Cu: 0.***0.*0; Cr: 
0.***1.*1; Ni: 0.***0.*0

2) Grade 1 Tensile Strength: > **5 Mpa(*0 ksi); Yield Strength:> **5Mpa(*7 ksi);  Elongation: >*5%;

3) Surface treatment: ASTM A***-Temporary Coating, Special Coating, Galvanized, immersion oil, lacquer, passivation, phosphating,etc; Or Oil-dip paint black with two plastic caps on each end

4) Inspection: Strictly according to the standard requirements and offer the original MTC (EN****4.3.1/3.1B)

5) Relevant Test: ASTM A****-Chemical Component Analysis,Mechanical Properties(Ultimate tensile strength,Yield strength,Elongation),Technics Properties(Flattening Test,Flaring Test,Bending Test,Hardness Test,Blow Test,etc), Exterior Size Inspection, Nondestructive electric Test,Hydrostatic Test,  magnetic particle testing;

6)Packing: Hexagonal bundles with several steel strips, Wrapped in waterproof paper, PVC sleeve,and sackcloth with several steel strips or packed in heavy tri-wall boxes, wooden boxes, wooden slats as requires;

7) Packing Type: Round , Square, Rectangle, Hexagon.  Streamline, etc;

8) Orgin: China

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