Marine oil tank air caps, marine water tank air caps, marine double flange air caps, marine single-side vented air caps, marine float ball air pipe heads, marine buoy air pipe heads, marine stainless steel air pipe heads, marine aluminum alloy air caps, marine FKM-type air caps, marine A, AS, B, BS, C, CS, D, DS, E, ES, F, FS-type air pipe heads.

CBM1067-81 Type A cap-style air pipe heads / Type A cap-style vent caps

CBM1067-81 Type BI swan neck air pipe heads / Type BII swan neck vent caps

CB/T3594-94 Type A, AS cap-style air pipe heads / cap-style vent caps

CB/T3594-94 Type B, BS swan neck air pipe heads / swan neck vent caps

CB/T3594-94 Type D, DS buoy-type oil tank air pipe heads / buoy-type oil tank vent caps

CB/T3594-94 Type E, ES buoy-type water tank air pipe heads / buoy-type water tank vent caps

CB/T3594-94 Type FS float ball air pipe heads / float ball vent caps

CB/T3594-94 Marine stainless steel air pipe heads / marine stainless steel vent caps

CBM1105-82 Marine air pipe heads, ballast tank vent caps, marine air caps (Imitating Japanese standard: JIS-KS91A-2 Japanese standard air pipe heads)

CBM1106-82 Marine air pipe heads, oil tank vent caps, marine air caps (Imitating Japanese standard: JIS-KS91A-2 Japanese standard air pipe heads)