Stainless steel welded pipe 
 Foshan constant Arts Stainless Steel Products Factory (13630062371 Mr. Hu) to the production of quality raw materials for the chemical industry. Petrochemical, food, beer, beverage, bio-engineering, urban water supply and drainage engineering and other industries, the products, high technology, compared with the stainless steel seamless pipe, there is a wide range of product coverage, uniform thickness, high precision, wall smooth, no pitting, good quality, etc., specifications for: ◎ 6-273 8 × 8-150 × 150 10 × 20-100 × 150 0.5-6.0 mm thickness. The agreement also can produce special specification can be done by the user's requirements. 

 Industrial stainless steel pipes 
 ASTM A269 standard post-weld heat treatment, pickling, pressure to be tested to ensure no leakage; 
 1, the air pressure. Hydrostatic testing of pressure pipe pressure test by branch into Mody, the prescribed pressure value to maintain not less than 5 seconds, no leaks, hydraulic pressure test for the routine delivery 2.45MPa. Air pressure test for the P = 0.5MPAa. 
 2, process performance test: flattening test. Tensile test. Impact test. Expanding test. Hardness test. Metallographic test. Bending test. (Including eddy current. X-ray and ultrasonic testing). Hang Art Factory "quality of survival, reputation and development, the pursuit of excellence, sustainable development, mutual benefit," the aim has always been willing to stay abreast of our customers, work together to create a better tomorrow, warm welcome home business calls, letters, to discuss the order or to map, to OEM. 

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