Manhole Cover

This is a ductile iron manhole cover with higher strength and toughness than gray iron.
And we will give our customers the best price.

Product Paramenters

Standard

EN 124,ISO9001,ASTM A536,GB/T 23858-2009

Load capacity

A15,B125,C250,D400,E600,F900 (kN)

Thickness

20mm-80mm or customized.

Type

Round,Square,Rectangular etc.


        Size

300*300mm

400*400mm

450*450mm

500*500mm

600*600mm

700*700mm

800*800mm

900*900mm

1000*1000mm

1200*1200mm

300*500mm

500*700mm

Surface Treatment

Painted, non-slip designs, patterns, embossing, etc

Locking Mechanism

Spiral, spring, swing, embedding, gravity, etc

Others

Hinge designs, handles, fixings, etc customizable.

Patterns

According to customer's drawings and requirements

MOQ

300 sets

Payment Terms

T/T(30%advance),LC etc.

Lead Time

21-35 days

Class

Under the standard of ASTM A536.

Steel Grade

Tensile strength

Yield strength

Elongation

60-40-18(QT400-18)

414 mpa(60 ksi)

276 mpa(40 ksi)

18%

65-45-12(QT450-10)

448 mpa(65 ksi)

310 mpa(45 ksi)

12%

70-50-05

483 mpa(70 ksi)

345 mpa(50 ksi)

5%

80-55-06

(QT600-800)

552 mpa(80 ksi)

380 mpa(55 ksi)

6%

100-70-03

689 mpa(100 ksi)

483 mpa(70 ksi)

3%

120-90-02

827 mpa(120 ksi)

621 mpa(90 ksi)

2%


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