... Hand wheel, gear, square head.5.Standard: GB,DIN,JIS,ANSI,BS.6.Suitable medium:water,oil.air ... Standard compliance:1) Design and manufacture: BS5163, DIN 3352, JIS B2043, AWWA C5092) Test and inspection ... JIS B2002, ANSI B16.104) Flanged end: BS4504, DIN 2532, JIS B2212, ANSI B16.10/ANSI B16. ... design and manufacture are carried out strictly following GB/T12234,API600 API602.The products feature a ...