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Friday, January 18, 2019

ASTM A312 Welded Polished G400 G600 304 316 Stainless Steel Square Pipe for Structure Pipe

ASTM A312 Welded Polished G400 G600 304 316 Stainless Steel Square Pipe for Structure Pipe
US $2,000-5,000 / Tons | 5 Ton/Tons (Min. Order)
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QUALITY CONTROL:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking

100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.
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ASTM A312 Welded Polished G400 G600 304 316 Stainless Steel Square Pipe for Structure Pipe
4/ 5
Oleh