
Big size Industry stainless steel SS304 Tank Manhole Cover with sand blasting
Industry Quick Inward Opening Manways open into the vessel against a liquid-tight, replaceable gasket. it make fast,
Detailed photos:

Product Name: | SS316L stainless steel industry Quick Inward Opening Tank manway for paper making |
Material: | Contacted parts with medial AISI304 , AISI316L /Other parts are AISI304 |
Pressure: | Standard pressure 0-3Bar,Max.is up to 1.6MPA |
Welding Size: | 25"(635mm)-49"(1244.6mm),Larger size can be manufcture according to the client requirment |
Height: | Standard 100- 240MM , but can be changed as per customer's demands |
Wall thickness of neck: | Standard 3-20MM , but can be changed as per customer's demands |
Wall thickness of cover: | Standard 3MM/16MM , but can be changed as per customer's demands |
Gasket: | Silicone , EPDM , NBR ,FKM |
Internal surface: | 0.8um-0.4um |
External surface: | Mirror polished , Matter , Sand-blasting finished |
Handle wheel Type: | Plastic or Stainless Steel |
Certificate: | ISO9001 |
Temperature: | 120-200 ºC |

Size Designed By WENZHOU COMPASS MACHINERY COMPANY | |||
TYPE | SIZE | A | B |
Inward quick open manway | 20" | 20" | 25" |
24" | 24" | 31" | |
30" | 30" | 37" | |
36" | 36" | 43" | |
42" | 42" | 49" |
Technical Requirment:
Material:SS304(1.4301),SS316L/1.4404
Outside surface:Mirror polished,Matte,Sand-blasting Finished
The Feature of product:
5.install in the tank side or at the bottom

The Advantage of product:


Wenzhou Compass Machinery Co.,Ltd is one of the manufactures which are capable of producing high precision stainless steel sanitary equipment and pipeline connection parts.We are a modern enterprise which integrates scientific research and production.
Compass can provide a variety of products,such as sample valve,divert valve, mix proof valve,pressure relief valve, manual and pneumatic butterfly valve, check valve, diaphragm valve , ball valve, pipe fitting, manhole cover, pump, tube/pipe and other related products. All products can be made according to different materials and industrial standard, such as SMS, DIN. 3A, ISO, RJT, DF, BS, DS and BPE.
Our products are widely applied to dairy, food, beer, beverage, chemical industrial of equipment, and cosmetic industries. All technical aspects have reached the international leading levels and are in conformance with GMP requirements.
Provide process design, machinery manufacturing,installation,technical training.
Compass applies the most advanced CNC machine from Japan for processing,cutting machines, automatic equipment,complete inspection equipment,excellent quality control system, an after-sale service center and strong production capacity. It makes each products go to forefront of our line and shortens the quality gap between imported equipment as well as accessories.
We persist in the principle of "Quality First,Customer Satisfaction" and will create more excellent liquid fittings to meet customers' requirement by full passion and first-class service.Moreover,we can also design according to your drawing and samples.
We believe that sincere service and good quality will let you cooperate with us and achieve mutual benefits,we welcome worldwide friends to give us more supports and suggestions!


Q: DO YOU HAVE MILL TEST CERTIFICATE? |
Yes, Each order is traceable by Material certificate EN10204 3.1, and we can also offer pressure testing report,roughness test report if Client need. |
Q: DO YOU HAVE PRODUCT WARRANTY |
Yes,12 months warranty. 100% inspection on finished products before dispatch. Inferior products can be returned or replaced.Repair parts is supplied for replacement. |
Q: WHAT'S THE MOQ? |
No MOQ for standard products. Customized products can be discussed. |
Q: MAY I HAVE FREE SAMPLES? |
Free samples can be provided for starting cooperation, Freight is collected by Client. |
Q: HOW LONG IS THE DELIVERY TIME? |
Standard item are in stocked--Normally 3-5 days. Bulk order usually takes about 20-25 days. |
Q: WHY WOULD I CHOOSE YOU? |
1.Hard-working labor worker and advanced machine ensure large production capacity. It will give our clients fast delivery time. |
2. Professional engineer and designer ensure the product parameter is well manufactured. |
3. 100% inspection on finished products before dispatch, make sure the product quality is good. |
4. High effective sales team quick response to any quote and complaint. |
Sanitary manhole covers are used for the control of liquid flow in beer, beverage, pharmacy field. They are combination of food machines The sanitary manhole covers. are made by forged material, material grade: AISI304, AISI316L, fully precision machined by CNC machine. The materials are offered for food, dairy, beverage, pharmaceutical, chemical, and many other industries.
The application for inward quick -open manway:
In the Industry system of paper making, thick pulp tank, sewage treatment, Wastewater Treatment Plants, Municipal Water Storage Tanks, Storage & Processing Tanks, Agricultural Storage Silos and other Constructed Tanks. Install in new construction or existing structures. Replace or convert older bolted cover manways to provide access in seconds versus hours
Jennifer Wang
Sales Manager
Wenzhou Compass Machinery Co.,Ltd
Add: 556 Binhai 3rd, Street 4,Binhai Park,Wenzhou,Zhejiang, China Zip325025
* For more information about our products, please contact us when you feel free.
If you would like a quotation or further information on this product, you can contact us according to the above contact
information and we will reply to you within 1 working day.