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Standard: BS 1387-1985, ASTM A53, ASTM A513, ASTM A252-98, JIS G3444-2004 STK400/500, JIS G3452-2004, EN 10219, EN 10255-1996, DIN 2440
Material: Q195, Q235, Q275, Q345
Specification: 1/2”-16” (OD: 21.3mm-406.4mm)
Wall thickness: 1.0mm-12mm
Surface treatment: Galvanized, oil coating, lacquering
Application : Petrol, natural gas, water pipes , for transportation and construction
Secondary treatment: cutting, drilling, stamping, etc.
Welded line type: longitudinal
Company Type: Manufacture
Supply Ability: 50,000 ton per month
Certification: ISO9001-2008
Main Market: South America, Africa, mid-east, Asia domestic market and European country and so on.
Product Chemical Composition & Mechanical Properties :
Grade | Chemical Composition | Mechanical Properties | ||||||
C | Mn | Si | S | P | Yield | Tensile | Elongation % | |
Q195 | 0.06-0.12 | 0.25-0.50 | ≤0.30 | ≤0.045 | ≤0.05 | ≥195 | 315-430 | ≥33 |
Q215 | 0.09-0.15 | 0.25-0.55 | ≤0.30 | ≤0.05 | ≤0.045 | ≥217 | 335-450 | ≥27 |
Q235 | 0.12-0.20 | 0.30-0.67 | ≤0.30 | ≤0.045 | ≤0.04 | ≥235 | 375-500 | ≥26 |
Q345 | ≤0.20 | 1.00-1.60 | ≤0.55 | ≤0.04 | ≤0.04 | ≥345 | 470-630 | ≥22
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