Standards Compliance: MSS SP-81, JB/T 8691 Face to Face Dimension: MSS SP-81 Pre-temperature Rating: ANSI B16.34 Flanged Dimension: ANSI B16.5, DIN2533; JB79; GB/T 9113; HG20592 Inspect & Test: API 598, GB/T 13927; JB/T 9092
Carbon Steel: Cast Carbon Steel A216 Gr WCB Body and Bonnet. F316 Stem & Gate, Resilient or Metal Seating
Stem packing PTFE / graphite composite.
Main performance specification
Nominal pressure(MPa)
Body testing (MPa)
Seal tesing (MPa)
Working temperature (℃)
Appropriate media
1.0 1.6
1.5 2.4
1.1 1.8
Rubber≤100℃ Y/H≤425℃
paper pulp,dirty water,coal slurry,ashes,compornds of water and slag.
Materials of main parts
Body,cover
Gate
Stem
Seal surface
stainless steel,carbon steel,cast iron
stainless steel
stainless steel
Rubber,TPFE,stainless steel,hard alloy
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