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By certification 
Piston Check Valve
Type: Check
Size: 2~24"(DN50~DN600）
Pressure Rating: 150~2500LB(PN16~PN420)
Body Material: Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel
THINKTANK is the sole production and R&D institute of Taiwan STONE Company in Mainland China. ThinkTank entered China market in 2002 and separate Shanghai office in 2012. Based on over 30 years experience in researching and manufacturing automatic instruments, bringing in overseas advanced technology and combining domestic users real working situation.
Type: Check
Size: 2~24"(DN50~DN600）
Pressure Rating: 150~2500LB(PN16~PN420)
Body Material: Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel
THINKTANK is the sole production and R&D institute of Taiwan STONE Company in Mainland China. ThinkTank entered China market in 2002 and separate Shanghai office in 2012. Based on over 30 years experience in researching and manufacturing automatic instruments, bringing in overseas advanced technology and combining domestic users real working situation.
