Manhole cover

Alkali-resistance: The surface of sample is corrosion-free after soaking in the sodium hydroxide solution for 24h

Acidity-resistance: The surface of sample is corrosion-free after soaking in the sulphuric acid solution for 24h.

0.26

<1.0

Water-absorption       (%)

0.34

<0.4

Cold-Hot Resistance measure

1.62*104

>1.4*104

Modulus of elasticity (kg/cm2)

35.58

>30

Compressive strength (Mpa)

14.1

>10

Tensile strength (Mpa)

97.5

95

Impact toughness resistance (kg/cm2)

15.5

>14

Anti-breaking strength(Mpa)

Result

Standard

Tested Item

4.Technical standard:

Note: We can change the specifications and color as customer's requirements

18

760

20

76

50

1. Features
(1) Environmental protection
With raw material non-toxicity, it will not influence to user;

  • Brand Name:Yalwa
  • Place of Origin:China (Mainland)
  • Country:China (Mainland)
  • telephone:0086-311-87836269
Delivery Time: 30days
Package: Carton
Supply Ability: 2000 Metric Ton per Month
Minimum Order Quantity: 20 Metric Ton
Payment Terms: L/C,D/P,T/T
Port: tianjin
FOB Price: US $100 - 500
Brand Name: Yalwa
Place of Origin: China (Mainland)
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