China Good Price Round/Square/ Rectangle Black and Galvanized Mild Carbon Steel Tube for Building Material, Find details about China Carbon Steel Tube, Mild Steel Tube from Good Price Round/Square/ Rectangle Black and Galvanized Mild Carbon Steel Tube for Building Material
Commodity | Good Price Round/Square/ Rectangle Black and Galvanized Mild Carbon Steel tube for Building Material |
Grade | Q235B,Q345b,Ss400,A36,S235jr,S45c,S50c,A572,St37 |
Standard | API 5L, ASTM A53, ASTM A106, GB/T 8163/8162, etc |
Certification | SGS, BV, etc |
Outer Diameter | 10mm-600mm, or as your requirements |
Thickness | 0.3mm-100mm, or as per requirements |
Length | 6m or as customers' request |
Surface | a)Galvanized b)Black painted or varnish painted c)Oiled d)Bared or as customers's requirements |
Delivery time | 7-15 days after confirming the order |
Tolerance | a)Diameter: +/- 0.2mm b)Thickness: +/- 0.02mm c)Length: +/- 5mm |
Trade term | FOB, CIF, CFR |
Payment term | T/T or L/C |
Application | handrail, railing, staircase, weld mesh screen, door, window, balcony, fence, bench, furniture, etc. |
Advantage | Attracting Price; High surface quality,clean; Good appearance of whole product; First-rate service. |
MOQ | 1 ton |
Grade | C | Mn | Si | S | P | Al |
Q235A | 0.14~0.22% | 0.30~0.65 | ≤0.30 | ≤0.050 | ≤0.045 | |
Q235B | 0.12~0.20% | 0.30~0.670 | ≤0.30 | ≤0.045 | ≤0.045 | |
Q235C | ≤0.18% | 0.35~0.80 | ≤0.30 | ≤0.040 | ≤0.040 | |
Q235D | ≤0.17% | 0.35~0.80 | ≤0.35 | ≤0.040 | ≤0.035 | |
Q345A | ≤0.20 | ≤1.70 | ≤0.50 | ≤0.035 | ≤0.035 | |
Q345B | ≤0.20 | ≤1.70 | ≤0.50 | ≤0.035 | ≤0.035 | |
Q345C | ≤0.20 | ≤1.70 | ≤0.50 | ≤0.030 | ≤0.030 | ≥0.015 |
Q345D | ≤0.18 | ≤1.70 | ≤0.50 | ≤0.025 | ≤0.030 | ≥0.015 |
Q345E | ≤0.18 | ≤1.70 | ≤0.50 | ≤0.020 | ≤0.025 | ≥0.015 |