Rubber 3709 Marine Air Vent Head

• Product Name: Marine Cast Type Air Pipe Head in Valves
• Certificate: ABS, BV, CCS, Dnv, Lr, Nk, Gl, Rina, Kr
• Body: Galvanized Steel
• Gasket: Rubber 3709
• Transport Package: Wooden Cases
• Specification: CCS, ABS, GL, NK, BV, LR, DNV, RINA
• Model NO.: Welding type & casting type
• Trademark: trust
• Origin: China
• HS Code: 8481804090
• Production Capacity: 10000PCS/Month

Product Description

marine Cast type air pipe head in valves
Marine air pipe heads are divided into three types:
1) Welding type marine air pipe head
2) Ball floating type marine air pipe head
3) Casting steel type air pipe head

Size: DN50 ~ DN600
ABS, BV, CCS, DNV, LR, GL, KR, NK, RINA type approved
Air Vent Head also can be called as air pipe head, is used for the ventilation of the oil tank or water tank on the vessel.
Test Standard: JIS 7400-1996
Flange size as per JIS B2220 - 5K
* The flange size also can be manufactured according to 10K, 16K.

 

No.	Name	Material
1	Body	Galvanized steel
2	Bolt	CA19-2
3	Gasket	3709 rubber
4	Floating ball	stainless steel
5	Sealing	Neoprene
6	Protective screen	DCR26Ni5Mo2
7	Cover	Galvanized steel

 MATERIALS OF MAJOR PARTS
 

No	Description	Material
1	Hex.bolt/washer	STS 304
2	Top Cover	SS 400
3	Packing	Neoprene
4	Main Frame	FC 200
5	Seat Packing	Neoprene
6	Hex.Bolt	STS 304
7	Wire Net	STS 304
8	Net Frame	SS 400
9	Screen Cover	SS 400
10	Disc	STS 304
11	Packing	Neoprene
12	Spring Washer	STS 304
13	Guide Bar	Stainless

 
 
 
MAIN DATA FOR JOINING(mm)
 

DIAM	FLANGE DIAM (MM)	PITCH (MM)	HOLE	WEIGHT (KG)
50A	130	105	4×15	7.8
65A	155	130	4×15	11
80A	180	145	4×19	15
100A	200	165	8×19	18
125A	235	200	8×19	24
150A	265	230	8×19	35
200A	320	280	8×23	57
250A	385	345	12×23	90
300A	430	390	12×23	121
350A	480	435	12×23	177
400A	540	495	16×25	220
450A	605	555	16×25	260