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By certification 
DN: 25(NPS1)~800(NPS32)
PN: 16(CLASS150)~260(CLASS1500)
APPLICABLE SPECIFICATION
Design Standard: API608/GB/T 12237/DIN 3357
Face To Face:ASME B16.10/GB/T12221/DIN3202/JIS B2002
Flange Ends:ASME B16.5/GB/T9113.1/JB/T79
Test&Inspection:API 598/GB/T13927/DIN3230/JIS B2003
MAIN MATERIALS
Body Material: Carbon Steel/ Stainless Steel/ Alloy Steel/ Low Temperature Steel
Trim:Forgings
Seat Insert: VITON/PTFE/RPTFE/PEEK/NYLON/DEVLON/HARD FACING
FEATURE
Port Pattern:T T-Shaped Port/L L-Shaped Port/X X-Shaped Port
Sealing Type:Soft/Preliminary Metal Sealing and Secondary Soft Sealing/Metal-to-Metal
Driven Type: Manual/ Electric/ Pneumatic/ Gas Over Oil/ Electro-Hydraulic
Application Field: Natural Gas/ Petroleum/ Chemicals/ Paper Making/ Food Processing/ Water Supply and Drainage System
PN: 16(CLASS150)~260(CLASS1500)
APPLICABLE SPECIFICATION
Design Standard: API608/GB/T 12237/DIN 3357
Face To Face:ASME B16.10/GB/T12221/DIN3202/JIS B2002
Flange Ends:ASME B16.5/GB/T9113.1/JB/T79
Test&Inspection:API 598/GB/T13927/DIN3230/JIS B2003
MAIN MATERIALS
Body Material: Carbon Steel/ Stainless Steel/ Alloy Steel/ Low Temperature Steel
Trim:Forgings
Seat Insert: VITON/PTFE/RPTFE/PEEK/NYLON/DEVLON/HARD FACING
FEATURE
Port Pattern:T T-Shaped Port/L L-Shaped Port/X X-Shaped Port
Sealing Type:Soft/Preliminary Metal Sealing and Secondary Soft Sealing/Metal-to-Metal
Driven Type: Manual/ Electric/ Pneumatic/ Gas Over Oil/ Electro-Hydraulic
Application Field: Natural Gas/ Petroleum/ Chemicals/ Paper Making/ Food Processing/ Water Supply and Drainage System
