China Ventilated Manhole Cover

Product Description

Grade

A15, B125, C250, D400, E600, F900

Shape

double triangle, round, square, rectangular, octagonal types & etc.

Surface Treatment

bitumen, epoxy paint and water base paint

Application

Sewer, Electronic, Sanitary, telecommunications, sewage, drainage, water, stormwater, fire protection & etc.

Standard

BS EN 124, AS 3596, SANS

Technical Support

Owning experienced designing team

Quality Control

Superior Product Quality

Production Facilities

Automatic moulding machine lines, cupola, sand treatment system, molding machines, core-shooters, powder coating line, CNC machining centers & etc.

Feature

Single Seal, Double Seal, Bolt Hinge, Removable Hinge, Lock Device, Spring Bar, Auto-locking Device, Safety-Design, Solid, Vent Cover, Lifting Key Hole, Rubber/PE Gasket, GRP Plate, Cut-Corner Design, single seal, double seal, hinge type, ventilated, watertight, airtight, and anti-theft & etc.

SYI can provide the products instructions and the guide of production installation to customers.

GUARANTEE: SYI FOUNDRY will replace any Heavy Duty covers/gratings, that has been properly installed and broken in normal use,

free of charge after receipt of the broken casting.
Production Facility
With annual production capacity of 35,000 tons, our major equipments include 2 sets of automatic moulding lines, 4 sets of 5-tons cupola and furnaces, 2 sets of load testing machines, 1 epoxy coating machine, 5 sets of core-shooting machines, 3 set of shot blasting machines, 4 set of water pressure machines, 2 machining workshops and all necessary chemical and physical test facilities.
SYI Quality Control
Overall product quality inspections is from raw materials incoming inspection, semi-finished products inspection, specimen testing, and products testing. We strictly follow the procedures of ISO 9001, IQC, IPQC & FQC. SYI has independent inspectors and QC engineers to check & record in accordance with the procedure and submited for approval/audit.
SYI Design
SYI Group has 26 years of independent development and design ability. We have 30 senior engineers, who is skilled atAUTO CAD, PRO ENGINEER, SOLID WORKS and other 2D & 3D softwares. We are able to design, develop, produce and deliver your PO according to your drawings, samples or just an idea. Dual control of standard products and OEM products.
Packing & Delivery