... : 1pc, 2pc, 3pc internal thread... 2 PCS Ball Valve Size:1/4"-4"Rating:CL150-CL2500 Materials ... S Certificates:ISO9001:2000 & TSStainless Steel 2 PCS Ball ValvePressure: Class150-1500LB or PN16-PN160 or 10K- ... Manufacture Std.: API608, ASME B16.34, API6D, BS5351 Face to Face Std.: ASMEB16.10 (JISB2002),API 6D, DIN3202, ASME ... , Gear, Pneumatic, Electric ActurtorCertificates:ISO9001TS 2 pcs ball valve