oridinary rectangular window(square)

-meet SOLAS ,ISO 9001-2008 -weathertight and antirust -can provide: ABS GL LR KR NK CCS DNV BV --fast delivery -customized

TYPE

type	name	Material of main frame
BH	electrical heating wheelhouse fixed window(bolted)	aluminum
BN	tempering glass wheelhouse fixed window(bolted)
WH	electrical heating wheelhouse fixed window(welded)	stleel
WN	tempering glass wheelhouse fixed window (welded)

Sturctuire ,main frame of type WH,WN

section of main spare parts

Requirement

1 the main material of spare parts meet requirement as follow

Spare parts	Name of material
Main frame	Aluminum alloy
	steel
Glass flat	Aluminum alloy
	copper alloy
glass	Safety tempering glass
	electrically heated glass
Seal ring	polychloroprene
sunk screw	Stainless steel

2surface of aluminum spare parts will carry out anodic oxidation treatment

3surface of steel spare parts will be galvanized

4there are protective films on both size of glasses

5 surface roughness of main frame and glass flat less than 12.5um.

6the edge of heated window will take protective measures( see picture, the thickness won’t more than 2mm)

7 In the waters outside of the polar areas(Common wind speed and standard atmospheric pressure20/65),the power load of glass demisting defrost equipment meet the requirement as follow

Power load		outdoor temperature
min	max
7	9	-12centigrade
12	15	-28centigrade
17	21	-40centigrade

8 the heated glass is equipped with over heating protection system

ways of test

1Blunt water experiment

Installing the window ,use nozzle(dia>12.5mm) carry out blunt water test with at least 250kPa,the distance between nozzle and porthole should be less than 1.5m. After testing ,there should be no drop of water or any leakage phenomenon on the testing part.

2The performance test, mechanical strength test

Package

The window can be packed individually with calp box or wooden box.And should be clamped with correct methods, equipped with soft cushion package materials

Delivery

The windows with package can be delivered by any methods ,but should take the necessary measures avoiding vibration, .pressure and rain

Update Date:2012-04-09 10:05:19

oridinary rectangular window(square)