Design Features
Bolted bonnet or pressure seal bonnet
Outside stem & yoke or non-rising stem
Renewable seat rings
Low emission graphite gland packing
ISO 5211 integral mounting pads

Optional Features
Seal welded seats across full range
Flanged, hub or butt-weld ends
Resilient soft seats for positive shut-off
Double block and bleed option
Specifications
Basic design conformance to API-600, API-603, BS1414, ANSI B16.34
Sizes from 2" to 40"
Pressure class: ANSI class 150 to ANSI class 4500
End connection: in accordance to ANSI B16.5 (for sizes ranging from 2" to 24") and ANSI B16.47 (for sizes ranging from 26" to 42")
Material: Cast Steel, Alloy Steel, Stainless Steel
Manufactured to NACE MR 0175 (Latest Edition)
Firesafe design for petroleum, chemical and gas pipeline applications. Compliance to API 6A, API 6D, API 6FA and BS6755 Pt. 2

Optional Tests and NDE
Fugitive Emission Testing
Positive Material Identification (PMI Tests)
Dye Penetrant Examination (DPE)
Magnetic Particle Inspection (MPI)
Low Temperature/Cryogenic Tests