Quick-release elbow description: Standard: DIN, ISO, SMS, 3A, IDF, etc. and straight edge extension Connection: clamp (quick-release) type, butt welding (welding) type, threaded (slip joint) type Material: stainless steel 304, 316, 304L, 316L, 409L, 202, 321, carbon steel, low alloy steel, alloy steel, etc. Wall thickness: SCH5S-SCH160S Applicable temperature: -20~232℃ Applicable medium: water, oil, gas and some corrosive liquids Features of elbow: beautiful appearance, smooth surface, acid and alkali resistance, corrosion resistance, strong texture performance Packing method: wooden box, wooden box, shockproof film packaging or other finish: internal and external mirror finish Ra≤0.8μmm, inner wall mechanical polishing and electropolishing Ra≤0.2μmm, outer surface polished or matte.