Suzhou 3S Stainless Steel Industry is a professional stainless steel company in China. Our main products are large, medium and small stainless steel pipes including capillary tubes, seamless/welded stainless steel pipes, square stainless steel pipes and various stainless pipe fittings. Our products are strictly implemented to the standard GB, JIS, ASTM/ASME, EN/DIN, ISO, etc and have gone through strict inspections such as eddy current test, hydraulic test, ray flaw detection, spectral analysis, chemical and mechanical analysis, etc. We always supply the best products and service to all customers.