JIS Ks91A 5K Factory Direct Sale High Quality Marine Cast Iron Air Cap

• Customization: Available
• Media: Water
• Temperature: Ordinary Temperature
• Model NO.: JIS KS91A 5K
• Material: Cast Iron
• Connection Form: Flange
• Structure: Tubular
• Pressure: Ordinary Pressure
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Sealing Form: Gland Packings Globe Valve
• Flow Direction: Unidirection
• Standard: JIS
• Application: Industrial Usage, Water Industrial Usage
• Transportation: Ocean Freight
• Production: Spot Delivery
• Quality: Durable
• Supply: Factory Direct Sales
• Transport Package: Plywood Box
• Specification: JIS KS91A 5K
• Trademark: 8481804090
• Origin: China
• Production Capacity: 10000

Product Description

Product Description

Air cap
Marine air caps are key safety devices in ship piping systems, mainly used for:
Pressure balance: Automatically adjust the pressure difference between the inside and outside of the tank/pipeline system (working range ±0.5bar)
Waterproof and wave-proof: Prevent seawater backflow (in compliance with DNVGL-RU-SHIP Pt.4 Ch.8 standard)
Fire and explosion prevention: Integrated flame arrester (passed IMO FTP Code Part 5 test)
Oil and gas control: Reduce volatile organic compound emissions (meet MARPOL Annex VI requirements)

Product Parameters

DN	d	D	C	NO.	h	t	H	H1
50	50	130	105	4	15	14	175	175
65	65	155	130	4	15	14	204	204
80	80	180	145	4	19	14	244	244
100	100	200	165	8	19	16	220	220
125	125	235	200	8	19	16	250	250
150	150	265	230	8	19	18	285	285
200	200	320	280	8	23	20	365	365
250	250	385	345	12	23	22	430	430
300	300	430	390	12	23	22	530	530
350	335	480	435	12	25	24	570	570
400	380	540	495	16	25	24	640	640

Company Profile

Business philosophy and goals

1.Quality first, reputation first.
The company always adheres to the business philosophy of "quality first, reputation first" and is committed to providing customers with the best quality products and services to win the trust and support of customers.
2.High-performance valves that meet international standards.
We focus on providing high-performance valves and supporting products that meet international standards such as Japanese Standard (JIS), German Standard (DIN), and Chinese Standard (GB) to the global shipbuilding industry to ensure the international competitiveness of our products.
Core product and technology advantages
1.Main Product Introduction
The company mainly deals in marine gate valves, stop check valves and special accessories. Its products cover two series: rigid gate valves and elastic gate valves to meet the needs of different customers. By adopting precision surfacing technology for valve seats and gates (such as 1Cr13, STL6, stainless steel and other wear-resistant materials), the sealing and durability of the valves under harsh working conditions are ensured.
2.Technical advantages
The innovatively designed stop check valve has both stop and non-return functions, which can effectively simplify the structure of the ship's piping system, save installation space and cost, and is particularly suitable for key locations such as the outlet of a water pump.
Multi-material solutions to meet different needs. We provide multi-material solutions such as cast iron, cast steel, bronze, stainless steel, etc. to meet the needs of different media (seawater/fresh water/fuel oil) and pressure environments to ensure the applicability and reliability of the products.

Our Advantages

The company ensures that each product meets the classification society certification standards through a full-process quality monitoring system, providing customers with high-quality products and services. Efficient response helps customers improve operation and maintenance efficiency, and a professional service team is formed to provide full-cycle support from selection guidance to after-sales maintenance, helping customers improve operation and maintenance efficiency with efficient response.

Packaging and Shipping

FAQ

Q: Are you a trading company or a manufacturer?
A: We are an industry and trade company, our factory is located in Qingdao, Shandong, China.
Q: What is your product range?
A: The company mainly deals in marine gate valves, stop check valves and special accessories.
Q: What is the implementation standard?
A: ISO/ANSI/DIN/JIS/EN/GOST/AS standards.
Q: How long is your delivery time?
A: Generally, if there is stock, the delivery time is 10 days; if there is no stock, the delivery time is 35 days, the specific time depends on the quantity.
Q: Do you provide samples? Is it free or does it cost extra?
A: Yes, we can provide samples for free, but we do not pay for the freight.
Q: What are your payment terms?
A: If the payment amount is less than or equal to US$10,000, 100% prepayment is required. If the payment amount is greater than or equal to US$10,000, 30% prepayment by telegraphic transfer is required, and the balance is paid before shipment.