Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd
| Packaging Details | Pallet or Customized |
| Delivery Time | As per offer |
| Payment Terms | TT, L/C, Etc. |
| Supply Ability | Satisfy clients needs |
| Technical Standard | GB 4448-84 |
| Type | B square tube |
| Nominal Size | 100-400mm |
| Materials | Mild Steel, Stainless Steel, Bronze, Copper |
| Surface treatment | sandblasting to S2.5 + one layer of epoxy shop primer, Galvanized, Polished, customized surface treatment available. |
| Classification Certificates | CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, Etc. |
| Place of Origin | China |
| Brand Name | Zhongyuan |
| Certification | CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, RINA, Makers Test Certificate, Etc. |
| Model Number | Standard and Customized |
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Product Specification
| Packaging Details | Pallet or Customized | Delivery Time | As per offer |
| Payment Terms | TT, L/C, Etc. | Supply Ability | Satisfy clients needs |
| Technical Standard | GB 4448-84 | Type | B square tube |
| Nominal Size | 100-400mm | Materials | Mild Steel, Stainless Steel, Bronze, Copper |
| Surface treatment | sandblasting to S2.5 + one layer of epoxy shop primer, Galvanized, Polished, customized surface treatment available. | Classification Certificates | CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, Etc. |
| Place of Origin | China | Brand Name | Zhongyuan |
| Certification | CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, RINA, Makers Test Certificate, Etc. | Model Number | Standard and Customized |
| High Light | GB 4448 gooseneck ventilation ，fireproof gooseneck ventilation ，GB 4448-84 Marine Outfitting | ||
GB 4448 Type B Square Tube Weathertight Marine Gooseneck Ventilator
Marine Gooseneck Ventilation has the function of anti-rat, insect-proof and fireproof, and has the characteristics of reasonable structure, convenient opening and closing, beautiful appearance, complete specifications, good ventilation effect, and reliable weather-proof.
Main Technical Specification:
Main Technical Parameters:
| Type | Nominal size | D | L×B | H | H1 | CREW CLIP | t | WEIGHT KG | |
| d | QUT | ||||||||
| A | 100 | Ф108 | 208 | DESIDED BY USER | M12 | 1 | 4 | 20.0 | |
| 6 | 32.0 | ||||||||
| Ф114 | 214 | 8 | 37.5 | ||||||
| 150 | Ф159 | 259 | M12 | 2 | 4 | 33.0 | |||
| 6 | 48.0 | ||||||||
| Ф168 | 269 | 8 | 57.6 | ||||||
| 200 | Ф210 | 310 | M12 | 2 | 5 | 59.0 | |||
| 6 | 61.0 | ||||||||
| Ф219 | 319 | 8 | 77.0 | ||||||
| 250 | Ф260 | 360 | M12 | 3 | 5 | 77.0 | |||
| 6 | 66.0 | ||||||||
| Ф273 | 373 | 8 | 103 | ||||||
| B | 100 | 120×80 | 220 | DESIDED BY USER | M12 | 1 | 4 | 21.0 | |
| 6 | 29.0 | ||||||||
| 8 | 40.9 | ||||||||
| 150 | 150×120 | 250 | M12 | 3 | 4 | 30.0 | |||
| 6 | 44.0 | ||||||||
| 8 | 55.2 | ||||||||
| 200 | 220×150 | 320 | M12 | 3 | 5 | 51.0 | |||
| 6 | 55.0 | ||||||||
| 8 | 78.0 | ||||||||
| 250 | 280×190 | 380 | M12 | 3 | 5 | 67.0 | |||
| 6 | 71.0 | ||||||||
| 8 | 104 | ||||||||
| 300 | 300×240 | 400 | M12 | 3 | 6 | 97.0 | |||
| 9 | 140 | ||||||||
| 400 | 460×290 | 460 | M12 | 5 | 6 | 154 | |||
| 10 | 244 | ||||||||
Drawings of GB 4448 Type B Square Tube Weathertight Marine Gooseneck Ventilator Marine Outfitting
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Seller
Year Established:
1990
Total Annual:
10,000,000-15,000,000
Employee Number:
>300
Ecer Certification：
Verified Supplier
Founded in the 1990s, Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd. comprises four factories and one exporting company, employing over 300 personnel with 20 experienced technicians & engineers. Our export trade company facilitates seamless delivery of cargo worldwide. Our... Founded in the 1990s, Zhongyuan Ship Machinery Manufacture (Group) Co., Ltd. comprises four factories and one exporting company, employing over 300 personnel with 20 experienced technicians & engineers. Our export trade company facilitates seamless delivery of cargo worldwide. Our...
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