Product Details

No matter what type of molding you need done, we’re the right supplier for the job. Unlike most of our competition, we offer Four types of castings – sand casting, gravity die casting, aluminum die casting and low pressure die casting. Meanwhile, we do full machining parts too. Our products include automotive parts,manhole cover ,railroad parts, medical parts, marine parts, lighting parts, pump body, valve parts, architectural parts.

Specification:

Product name	Square heavy duty ductile iron manhole cover
Color	Pitch black or as per customer's require
Clear Opening diameter	300-1200mm
Process	Sand casting
Loading Pressure	400kN
Certification	ISO9001:2000
Loading Test	Testing before shipping for the smooth surface and loading
Standard	ASTM, JIS,AISI,BS, DIN, EN, ISO,etc
Service Life	More than 30 years
Packing	Standard export packing or as customer's requirement

Factory Production

Item	Class	Frame Size(Diameter)	Clear Opening	Frame Depth(mm)
RD/RDTT65	B125	650	500	65
RD/RDTT72	C250	720	600	80
RD/RDTT75	C250	750	580	50
RD/RDTT75	D400	750	580	75
RD/RDTT80	B125	800	700	75
RD/RDTT80	C250	800	700	75
RD/RDTT80	D400	800	700	100
RD/RDTT85	C250	850	680	70
RD/RDTT85	D400	850	600	100
RD/RDTT90	B125	900	700	75
RD/RDTT90	D400	900	700	100
RD/RDTT90	E600	900	700	100

Machining process

Our Machining process

Test methods

Our Test methods

Product display

Our Product display

Packaging & Shipping

Our Packaging & Shipping

Why choose us?

Advantages we have:

1. Experienced slate products supplier"

2. Professional design team and sales department for your service;

3. 9year alibaba gold supplier, factory recognized by 'CE/ISO9001' and so on;

4. 7*24 service for you, all the question will be dealed within 24hours.

Benefit you get:

1. Stable quality —— Coming from good materials and technic

2. Lower price —— Not cheapest but the lowest at the same quality

3. Good service —— Satisfactory service before and after sale

4. Delivery time —— 30-45 days for mass production