vented manhole covers

Place of Origin:Shanghai, China

Brand Name:cowell

Model Number:RKG-1

...vaccum vent, while inside pressure higher than 6-8 Kpa or lower 2-3Kpa than the outside, will be open to balance the different pressure. While the difference pressure less than -2~6Kpa, the P/V vent will be closed to keep the product not volatilized. •

Brand Name:SHUANGXING

Model Number:Customized

Place of Origin:HEBEI CHINA

...): 550 DIA Depth (mm): 30 Bespoke Options: - Range of locking both secure and standard - Neoprene seal - Badging to your requirements - Venting Product Name manhole covers Material Composition Resin+Filler Iron,

Place of Origin:Hubei, China

Brand Name:CHUANCHU

Model Number:/

.... aluminum alloy material for fuel tank truck manhole cover. It can vent atmospheric, when load or unload oil, it can open or close automaticly, it can maintain stable pressure inside the tank and reduse oil and gas ...

Place of Origin:Shaanxi, China (Mainland)

Brand Name:GX

Model Number:Non-standard

1.advantage 1) High load rating and strength 2) Against theft and safety options 3) Durable service life. 4) Free design 2.detailed information 1) Various manhole cover made by GX Foundry strictly conform to standard and free from sand holes, blowholes,...

Brand Name:NC169

Model Number:169

Place of Origin:Ningbo China

... heavy pressure uses.Thin manhole cover and thin frame.Save the weight, save the money. Typical Applications Drain manhole cover Drainage manhole cover Water manhole cover heavy duty manhole cover Municipal manhole cover Rain manhole cover Features 100%

Brand Name:TOBO

Model Number:/

Place of Origin:China

... Manhole Covers & Frames Manhole Steps Manhole Cover: A manhole cover or maintenance hole cover is a removable plate forming the lid over the opening of a manhole, an opening large enough for a person to pass through that is used as an access point for an

Brand Name:SND FOUNDRY

Model Number:Ductile Iron Manhole Cover

Place of Origin:Handan, China

... to enhance the stability, anti-theft and safety of the manhole cover. The core is to use the spring device to achieve a tight fixation between the manhole cover and the manhole seat to prevent bouncing, displacement or theft caused by vehicle rolling or

Brand Name:Elite

Model Number:MR300

Place of Origin:China

...Manhole Cover For Sewage, Wastewater And Road Infrasturecture Use ELITE FRP Manhole Cover Product Details Code Material Load Capacity Clear opening O(mm) Cover Size D(mm) Frame Size F(mm) Cover Height h(mm) Frame Height H(mm) MR300 SMC A15 264 300 386 20 35 *Consult the information brochure, technical data sheet and specifications to get all the information on the ELITE FRP manhole cover. Product Advantages ELITE FRP manhole covers...

Brand Name:DONJOY

Model Number:NO.ERK421

Place of Origin:CHINA

...Manhole Cover Outward Opening Tgas: Tank Manhole Cover,Food grade tank cover,Rectangular manway Quick Detail 1.Name: Manhole Cover,Manway, Donjoy Stainless steel top tank manhole cover 2. material: SS304; SS316; AISI304 , AISI316L ,1.4301,1.4404 3. Surface: polished inside outside 4. Type: square,circular, elliptical, handhole cover...

Brand Name:OEM&ODM

Model Number:CHRS62

Place of Origin:CHINA

...Manhole Cover Round With Hinge , Cast Iron Manhole Cover CHRS62 EN124 B125 Round Ductile Iron Manhole Cover Description: From class A15 to class F900, we can totally produce them and also produce some special covers according to customers’ asks. According to material, Round manhole covers can be divided into four groups-metal manhole covers, cement-based composite, Recycled resin composite manhole cover, Polymer matrix composite manhole

Place of Origin:He bei,China

... Made according to customers' drawing, specification or/ and samples We are specializing in grey iron castings, ductile iron castings and aluminum castings. Casting manhole cover Our advantage 1)The manhole cover can be

Brand Name:ZIH

Place of Origin:Zhejiang china

...,real estate,water system. Accept custom molds. Product details Product Name Manhole cover mould square manhole cover base mould concrete manhole cover Brand name ZIH Raw material PP Usage Making manhole covers Mould cavity Single Color White reusable More

Brand Name:SND FOUNDRY

Model Number:Ductile Iron Manhole Cover

Place of Origin:Handan, China

... to enhance the stability, anti-theft and safety of the manhole cover. The core is to use the spring device to achieve a tight fixation between the manhole cover and the manhole seat to prevent bouncing, displacement or theft caused by vehicle rolling or

Brand Name:UTrust Mould

Place of Origin:China

...) manhole cover and seat molds. Our molds are engineered to produce durable, lightweight, and corrosion-resistant manhole covers and frames that meet the stringent load-bearing and safety requirements of urban infrastructure. SMC manhole covers are an

Place of Origin:CHINA

Road / Hard Shoulders Ductile Iron Manhole Cover , E600 D400 Manhole Cover 1) Product information: Manhole Covers are manufactured for construction and public use. Manhole Covers shall be smooth and free from sand holes, blow holes, distortion or any other...

Brand Name:ZHF

Model Number:Per drawing

Place of Origin:China

...manufactured for construction and public use. Manhole Covers shall be smooth and free from sand holes, blow holes, distortion or any other defects 2) Material a) Ductile Iron GGG500-7 & 400-12 b) ...

Brand Name:Elite

Model Number:SS500

Place of Origin:China

...SMC manhole covers from Qingdao Elite are engineered to handle heavyloads and resist impact, making them suitable for various traffic conditions, includingheavy vehicle traffic.- ...

Brand Name:YZX Fibreglass

Place of Origin:Guangshui City, China

...t are combined with fiberglass reinforced materials for it to withstand wear-and-tear from heavy load vehicular traffic. Fiberglass Manhole covers provides more than 5 times in compressive strength compared with precast concrete but only 40% weight of it.

Brand Name:CX

Place of Origin:WENZHOU,CHINA

Stainless Steel Non-Pressure Manway Cover circular manway Manhole cover Product Name: Stainless Steel Non-Pressure Manway Cover circular manway Manhole cover Material SS304 or SS316L Size: 200mm-600mm Height: 100mm Thickness: 3mm Handle Material : Nylon...

Brand Name:Zhiyou

Model Number:ZY-C001

Place of Origin:Shanghai China

...Manhole Deck Hatch Cover Access Manhole Cover For Ships / Boats Marine manhole cover for ships or boats. Specification: Can be produced as per customer drawings and samples Good quality and reasonable price Main Material: Cover: Carbon Steel Coaming: Carbon Steel Seal Ring: NBR Bolt, Nut, Washer: Stainless Steel, Carbon Steel, Copper Marine Manhole Cover.pdf Details for Marine Manhole Hatch Covers...