PT. Surrama Tridaya Mandiri adalah perusahaan yang bergerak dalam bidang usaha importir , distributor alat-alat instrument : flowmeter, gas detector, control valve, safety valve, pressure reducing valve, dll
maintenance-free, soft sealed valve made out of EN-JL1040 standard with flow control function optionally available as cap valve Lengths: FTF-1 / FTF-14 DN 15 to 200 PN 6 to 16
