Azzar falsifikat, valvi tal-bieb, manifattur, fabbrika, prezz, Bonit issiġillat bil-pressjoni, API 602, Solid Wedge, BW, SW, NPT, Flanġ, tnaqqas bore, full bore, materjali għandhom A105(N), F304(L), F316( L), F11, F22, F51, F347, F321, F51, Alloy 20, Monel, Inconel, Hastelloy, Aluminju Bronż u liga speċjali oħra. Pressjoni minn Klassi 150LB sa 800LB sa 2500LB, kina.