Marine Strum Box JIS F7206:
China Marine Strum Box JIS F7206:
Strum Box is also called Rose Box, it is the bilge suction strum plate except for machinery spaces and tunnels.
Technical Specification:
Design and manufacturing standard: JIS F7206 & ISO6454
Inspection Standard: JIS F7200
Material: Carbon Steel 3mm thickness or more
Main Material:
1.2--Strainer Plate: SS400 Carbon Steel with hot dip galv
3--Bottom Plate: SS400 Carbon Steel with hot dip galv
4--Locking Bar: SS400 Carbon Steel with hot dip galv
5--Support Piece: SS400 Carbon Steel with hot dip galv
Main Size List(mm):
| DN | D | D1 | D2 | d | L | J | C | H | H1 | H2 | h | t | B | Weight(kg) |
| 40 | 48.6 | 52 | 25 | 9 | 95 | 75 | 30 | 65 | 90 | 28 | 17 | 3.2 | 30 | 0.78 |
| 50 | 60.5 | 65 | 25 | 9 | 110 | 90 | 30 | 80 | 105 | 35 | 20 | 3.2 | 40 | 1.34 |
| 65 | 76.3 | 82 | 45 | 9 | 140 | 120 | 30 | 95 | 120 | 35 | 22 | 3.2 | 40 | 2.1 |
| 80 | 89.1 | 94 | 50 | 9 | 170 | 140 | 30 | 110 | 135 | 35 | 25 | 3.2 | 50 | 3.01 |
| 100 | 114.3 | 120 | 80 | 9 | 200 | 170 | 30 | 140 | 165 | 40 | 30 | 3.2 | 50 | 4.2 |
| 120 | 139.8 | 145 | 105 | 9 | 260 | 230 | 30 | 170 | 200 | 40 | 40 | 3.2 | 50 | 6.36 |
| 150 | 165.2 | 170 | 125 | 9 | 320 | 290 | 30 | 200 | 230 | 40 | 50 | 3.2 | 60 | 9.36 |
| 200 | 216.3 | 222 | 180 | 13 | 380 | 340 | 40 | 260 | 300 | 55 | 60 | 4.5 | 65 | 20.5 |
| 250 | 267.4 | 272 | 225 | 13 | 440 | 400 | 40 | 320 | 360 | 55 | 70 | 4.5 | 75 | 27.8 |
| 300 | 318.5 | 324 | 280 | 16 | 500 | 450 | 50 | 350 | 400 | 65 | 80 | 4.5 | 80 | 35.3 |
