... SquareQualification: ISO9001, API, CE Standards: ANSI, DIN, JIS Material: carbon steel (seam & seamless)Painted: black, varnish, antirust oilPackaging & Delivery Packaging ... , XXS3, Dimension: 1/2" to 72"4, Material: carbon steel, alloy steel, stainless steel5, Packing: wooden cases, wooden pallets, cartons6, Standard: ... ASTM A234 MSS SP-75 ASME B16.9 ASME 16.28II DIN 2605 DIN 2615 DIN 2616 DIN 2617III ...