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