I floated but hit 3rd pair on turn

[Flip_Dog]

PokerStars No-Limit Hold'em, $1.00 BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

saw flop|<font color="#C00000">saw showdown</font>

Hero ($110)
SB ($214)
BB ($100)
UTG ($32.20)
MP ($44.20)
CO ($33.10)

Preflop: Hero is Button with T[img]/images/graemlins/spade.gif[/img], J[img]/images/graemlins/spade.gif[/img].
<font color="#666666">3 folds</font>, <font color="#CC3333">Hero raises to $4</font>, <font color="#CC3333">SB raises to $15</font>, <font color="#666666">1 fold</font>, Hero calls $11.

Flop: ($31) Q[img]/images/graemlins/club.gif[/img], A[img]/images/graemlins/spade.gif[/img], 4[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets $20</font>, Hero calls $20.

Turn: ($71) T[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
SB checks, <font color="#CC3333">Hero bets $40</font>,

villian is 30 10 over 250 hands and seems somewhat solid and probably thinks im a little nitty. Is this a decent spot for this esp. with my gutshot. My turn bet is weak but if I bet more I am pot committed.