... API,DIN, 4.MATERIAL:SS304/316 DN40 SS304 SQUARE PLUG (SQ)1.The SQUARE PLUGS are designed and manufactured2.according to international ... customers concrete demand.7.Material:CF8M/1.4408,CF8/1.4308Product plug, Stainless Steel plugSizeplug 1/8"-4"Kindsquare plug, hesagon ... ,JIS B23.6,HGJ10;SHJ410 etc.MaterialCF8M/1.4408/SS316,CF8/1.4308/SS304EndANSI B2.1 , BS21, DIN259/2999, JIS B0203Application ...