Material: 304, 304l, 316, 316l and 321 stainless steel Pressure: SCH10S to SCHXXS Used for petroleum, ... : SCH10S to SCHXXSUsed for petroleum, chemical, power, gas, metallurgy, ship-building and constructionSizes:Seamless 1/2 to 28 inchesWelded: 1/2 to ... : ASME B16.9, JIS B2311, DIN 2605, GB/T 12459 and GB/T 13401Compliant with CE standardPrimary Competitive Advantages:Brand-name ...