MT5 supply 6 Type of pending order 

They are: 

>Buy Limit ― buy limit– A trade request to buy when the bid price is equal to or less than the price specified in the order. The current price is higher than the price in the order. Typically, this order is placed in anticipation of a safe price, that is, a pullback to a certain price before rising. 

> Buy Stop ― buy stop– A trade request to buy when the Auction price is equal to or higher than the price specified in the order. The current price is lower than the price in the order. Typically, this order is placed in anticipation of a safe price, that is, a sustained rise after a breakout above a certain level. 

>Sell Limit ― sell limit– A trade request to sell when the bid price is equal to or higher than the price specified in the order. The current price is lower than the price in the order. Typically, this order is placed in anticipation of a safe price, i.e. rising to a certain price before falling. 

>Sell Stop ― Sell Stop – a trade request to sell when the bid price is at or below the price specified in the order. . The current price is higher than the price in the order. Typically, this order is placed in anticipation of a safe price, that is, a continued decline after a break below a certain price level. 

>Buy Stop Limit ―Buy Limit Stop Loss – This is a combination of the two, the first type breaks up before placing a Buy Limit pending order. As long as the future bid price reaches the breakout level indicated in the order (Price field), then place a Buy Limit pending order at the price specified in the Stop Limit field. The breakout price should be set above the current bid price, and the Stop Limit price should be set below the breakout price. 

>Sell Stop Limit ― Sell Stop Limit – Sell Stop Limit Order – This type is a breakout pending order that places a Sell Limit pending order. As long as future bids reach the breakout level indicated in the order (Price field), the Sell Limit pending order is placed at the price specified in the Stop Limit field. The breakout price should be set above the current bid price, and the Stop Limit price should be set below the breakout price.