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6 lug holes
There are numerous types of valves. Each has a specific function and usage and differs from the others. From seismic , to pressure they can be specialized or simple in function. A valves purpose is to allow, stop, or reduce flow of a substance thru a pipe. Most common valves on homes would be gate and ball valves. In order to learn which valves are best for your application, consult a professional. types below, that i can think of off the top of my head, there are more i am sure. -ball gate mixing pressure reducing butterfly cocks angle temperature seismic ansul backflow check
no 5=how many holes/bolts and 130mm or 112mm relates to the the distance between bolts. if you use the 5x130 on the 5x112 the holes will not match up because the holes are more spread out than the 5x112.
gate valve. globes are used for throttling and have far too many turns. ball valves are not made for thick stuff. this question was on the inter-provincal exam they had globe valve, gate valve, diaphragm valve and piston valve. for answers too choose from.
Gate valve is basically created for an on-off service, it is designed to control the pressure drop and allow the passage of a pipe-cleaning pig. Gate valve can be also called as knife valve or slide valve.
16 valves
3 valves
3 valves
3 or 4 valves
A d16z6 has 16 valves 8 intake and 8 exhaust valves.
they have two - four valves
16 valves