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
(1.4408) with three-piece housing, threaded ends or welding ends PN 64, DN 6 to 50, PN 40 to 100 full bore ball material stainless steel (1.4401), adjustable packing gland
