... : CE,API,ISO9001,ISO14001,KS,GOST Suitable Temperature: be smaller or equal to 80 Single Spherical Rubber JointCertificate: CE,API,ISO9001,ISO14001 ... ,KS,GOSTStandard: ISO,ANSI,DIN,JISSuitable Temperature: Be Smaller or Equel to 80°Suitable Medium: WaterFlange: Corbon Steel,Forged ZincificationAround ...