Marine Equipment
Ship Bottom Drain Plug Type B CB/T254-1997
Ship Bottom Drain Plug is the water & oil drain plug of the water tank & oil tank on the ship bottom. It has two types, Type A & Type B. Design Standard: CB/T254-1997 (not ...
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Ship Bottom Drain Plug Type B CB/T254-1997
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China Ship Bottom Drain Plug Type B CB/T254-1997:
Ship Bottom Drain Plug is the water & oil drain plug of the water tank & oil tank on the ship bottom. It has two types, Type A & Type B.
Design Standard: CB/T254-1997 (not suitable for the bottom plate less than 6mm)
| Type | Name | Plug | Applicable Place | |
| Type & Code | Material | |||
| A | Bottom Drain Plug without Shoulder | Hexagonal (O) | Stainless Steel | Ship Bottom Oil Tank |
| Rectangular (W) | Ship Bottom Water Tank | |||
| B | Bottom Drain Plug with Shoulder | Hexagonal (O) | Brass | Ship Bottom Oil Tank |
| Rectangular (W) | Ship Bottom Water Tank | |||
*It should be done the seal test with the tanker after the installment.
Main Parts & Material:
Seat Plate---Carbon Steel
Plug---Stainless Steel or Brass
Packing---Pb4 or Neoprene
Main Size(mm):
| Nominal Size | Plug Dia | Plug & Packing | Seat Plate | |||||||||||||||||
| D | d | C | E | F | G | J | K | L | M | D1 | D2 | D3 | B | Q | Suitable Bottom Plate Thickness | h | S | |||
| Type A | Type B | Type A | Type B | |||||||||||||||||
| 30 | M30X2 | 40 | 14 | 5 | 22 | 20 | 15 | 18 | 6 | 2 | _ | 75 | 60 | 42 | 10 | 14 | 14 | >6~10 | 30 | 6 |
| >10~18 | 30 | 8 | ||||||||||||||||||
| 42 | M42X2 | 52 | 15 | 27 | 26 | 21 | 23 | 8 | 2 | _ | 115 | 100 | 54 | 16 | 17 | h-T | 18~22 | 35 | 8 | |
| 20 | 23 | h-T | >22~23 | 45 | 13 | |||||||||||||||
| >32~42 | 55 | 18 | ||||||||||||||||||
| 52 | M52X2 | 62 | 15 | _ | 125 | 110 | 64 | 20 | 17 | h-T | 18~22 | 35 | 8 | |||||||
| 20 | 23 | h-T | >22~23 | 45 | 13 | |||||||||||||||
| >32~42 | 55 | 18 | ||||||||||||||||||
| 62 | M62X2 | 72 | 15 | _ | 135 | 120 | 74 | 24 | 17 | h-T | >18~22 | 35 | 8 | |||||||
| 20 | 23 | h-T | >22~23 | 45 | 13 | |||||||||||||||
| >32~42 | 55 | 18 | ||||||||||||||||||
| 72 | M72X2 | 90 | 25 | 38 | 35 | 26 | 31 | 10 | 2.5 | _ | 155 | 140 | 92 | 28 | 23 | h-T | >22~23 | 45 | 13 | |
| >32~42 | 55 | 18 | ||||||||||||||||||
