size:nps2-12(dn50-dn300)
pressure rating:class 150-600(pn16-pn100)
base material:a182f304, a182f316, a182f51, a182f53
support type: sea
roundness: 0.01-0.02
roughness: ra0.2-ra0.8
coaxiality: 0.1
packaging detail: wooden cases; pallet; containers
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