



Size of clear opening(D) | D2 | D3 | D4 | D5 | h | t | α | Qty of accessories (Deadlight) | Bolt | Size of wall opening | |
Screw | Qty | ||||||||||
200 | 204 | 250 | 350 | 310 | 155 | 8 | - | 2 | M12 | 8 | 253 |
250 | 254 | 305 | 400 | 364 | 182 | 8 | - | 2 | M16 | 8 | 308 |
300 | 304 | 360 | 450 | 414 | 207 | 10 | 31° | 3 | M16 | 12 | 363 |
350 | 354 | 410 | 500 | 464 | 232 | 12 | 32° | 3 | M16 | 12 | 413 |
400 | 404 | 460 | 550 | 514 | 257 | 12 | 31° | 3 | M18 | 12 | 463 |
450 | 454 | 510 | 600 | 564 | 282 | 15 | 31° | 3 | M20 | 12 | 513 |

Glassholder: metal parts used to fix all kinds of open marine window glass panels.
Deadlight: a heavy hinged cover used to prevent the impact of sea water.
Storm shuteer: a heavy hinged cover used to prevent the impact of sea water.
These parts can be assembled after being made of actinide, steel, aluminum alloy and other different materials.


Our company is staffed with experienced employees and proficient technical professionals who have been engaged in the production of marine fittings for over two decades. We possess a comprehensive range of workshops, including a machining workshop, a fitter workshop, an aluminum alloy workshop, an assembly workshop, and an auxiliary workshop, all equipped with advanced production facilities and complete supporting amenities. Our product portfolio primarily encompasses a diverse variety of marine products, such as steel, copper, aluminum, and stainless steel standard as well as non-standard doors, windows, covers, bollards with ladders and mooring ropes, and ventilation heads. These products have been duly certified by renowned classification societies such as CCS, ABS, GL, LR, BV, DNV, and RLNA. In line with the trend of WTO globalization, we have instituted elevated standards and stringent requirements for product quality and have successfully implemented the ISO9002 international quality certification system, aiming to achieve product serialization, standardization, and international quality benchmarks, thereby propelling our products to a superior echelon.




According to the size design drawings.
2.How long does the production cycle take?
Generally 15-20 working days, depending on the number of products.
3.Can ship accessories be customized?
Of course.