Drilling rig parts Supplier-Jining Donghong Machinery Co., Ltd

What is PFF Flange Gate Valve? PFF2-1/16"-14 PFF2-1/16"-21 PFF2-1/16"-35 PFF2-1/16"-70 PFF2-1/16"-105 PFF2-9/16"-14 PFF2-9/16"-21 PFF2-9/16"-35 PFF2-9/16"-70 PFF2-9/16"-105 PFF3-1/8"-14 PFF3-1/8"-21 PFF3-1/8"-35 PFF3-1/8"-70 PFF4-1/16"-14 PFF4-1/16"-21 PFF4-1/16"-35 PFF4-1/16"-70

The PFF Flange Gate Valve uses rising guide with balance stem composition.It is an important component of wellhead assembly,x-max tree,ma...