... : 6mm-830mm ( NPS: 1/8"- 32" ) WT: 1mm-40mm ( Schedule: 5/5S -XXS, according to ANSI B36.19 or ANSI B36 ... : The products are widely used in fertilizer, petroleum, central-station, boiler, power station, shipping military, chemical industry, environment protection, traffic, metallurgy and ... products with the most competitive prices. seamless stainless steel pipe for high quality and low price