ASME B16.5 API 6A TYPE6B 6BX ASTM A694 F65 WN blind SO Flan
L/C,T/T, Western Union
1000 piece per month
30-35 work days
wooden case, wooden pallet
SOP SOH SW WN LJ TR
API 6A TYPE 6B 2000PSI 3000PSI 5000PSI ASTM4130 WN BL flange
galvanizing, yellow, nature
DIN, ASME
Nickel alloy/stainless steel/duplex stainless