Size:1/2 3/4 Material:malleable iron Standard:BS Standard or Nonstandard:Standard Size:1/2-6 Certificate:ISO 9001 BV SGS Production Ability:2000 ton per month Working pressure:1.6MPa Testing pressure:2.4 Mpa Hardness:330N/MM Type:Banded, Plain, Beaded Useness:widely used connected to the pipes with water, oil, gas and so on Are you factory:Yes Show More