manhole cover with frames ductile iron manhole covers sizes locking manhole covers

Type

Squareness,Roundness,Oval,Hand Hole Cover

Material

304,316L,321,304L,316

Fineness

inner and outer fineness of mirror Ra≤0.8μm,

inner and outer mechanical polish and electrical polish Ra≤0.2μm,

external surface can be gross polished or sub-gross polished.

YAA

Specification

Dia.200,300,400,450,500,600,800mm

Material

AISI304  AISI316L 

Standard

DIN,ISO

Function

It is matched with stainless steel tank to pretend dusty to get into the tanks

YAB

Specification

Dia.200mm,300mm,430mm,500mm,600mm

Material 

AISI304  AISI316L

Standard

DIN,ISO

Function

Installed on top of the liquid level

YAC

Specification

410×510mm, 320×440mm, 350×450mm

Material

AISI304  AISI316L

Standard

DIN,ISO

Function

Used in stainless steel tanks and large porcelain

Such applications require access to a large pot and inside the container can be locked channel approach

YAD

Specification

350×430,450×530mm

Material

AISI304  AISI316L

Standard

DIN,ISO

Function

Opening to the exterior manhole cover HLSD used in pressure tanks and containers have top

Pathway leading to the interior of the container right Close

Food Industry

Yogurt, Ice Cream, Cheese, Soft Drink, Fruit Jelly, Ketchup, Oil, Syrup, Chocolate etc.

Daily Chemicals

Facial Foam, Hair Gel, Hair Dyes, Toothpaste, Shampoo, Shoe Polish, Cosmestics etc.

Pharmacy

Nutrition Liquid, Chinese Traditional Patent Medicine, Medicine Grease, Biological Products etc.

Chemical Industry

Fat, Dissolvent, Resin, Paint, Pigment, Oil Agent etc.

Other Industry

Contruction Industry, Plastic Industry, Textile Industry, Coal Floatation Agent etc.