• 本公司的品质系统遵守ISO-9001、14001。
  • 管道按照韩国标准(KS M 3408-2, M 3514, M3400, KSM3407)及海外标准(EN 1555-2, EN 12201-2, ISO 4427-2, ISO 4437-2, AWWA C 901, AWWA C 903) 制造。
  • 本公司的品质系统遵守ISO-9001、14001。
  • 管道按照韩国标准(KS M 3408-2, M 3514, M3400, KSM3407)及海外标准(EN 1555-2, EN 12201-2, ISO 4427-2, ISO 4437-2, AWWA C 901, AWWA C 903) 制造。

PE化合物的特性

Characteristics
Unit
Requirement
Test parameter
Test method
Density
kg/m3
≥ 930
23ºC
ISO 1183
Melt flow rate
g/10 min
±20% of the nominated value or
±0.1 g/10 min, whichever is the greatest
condition T
IS 1133
Thermal stability
min
> 20
200ºC
ISO 11357-6
volatile content
mg/kg
≤ 350
 
EN 12099
Water content
mg/kg
≤ 300
 
ISO 15512
Carbon black content
%(mass fraction)
2.0% to 2.5%
 
ISO 6964
Carbon black
or pigment dispersion
Grade
≤3
 
ISO 18553
Rating of
appearance
 A1, A2, A3 or B
 
Carbon black particle size
nm
10 to 25
 
ASTM D 3849
 
 
 
 
 
PE化合物的特性 — 以管道形态测试 

Characteristics
Unit
Requirement
Test parameter
Test method
Resistance to gas constituents 
h
≥20
80 °C
2 MPa 
Annex A
Resistance to rapid
crack propagation
(RCP):
S4 test (e W 15 mm) 
bar
pc ≥ 1,5 × MOP
with
pc  = 3,6 × pcS4 + 2,6
(in bar) 
0 °C 
ISO 13477
Resistance to slow crack growth 
h
 ≥500
80 °C; 8,0 bar
80 °C; 9,2 bar 
ISO 13479
Resistance to weathering
(for non-black compounds only) 
 
After weathering
E ≥ 3,5 GJ/m2 
ISO 16871
Hydrostatic strength
of pipe 
80 °C; ≥1 000 h
ISO 1167-1
ISO 1167-2
Elongation at break of pipe
≥350 % 
ISO 6259-1
ISO 6259-3
De-cohesion of an
electrofusion joint —
percentage brittle failure
23 °C; ≤  33,3 % 
ISO 13954
ISO 11413
Jointing condition 1
ISO 8085-3
PE80 管子的机械特征

Characteristics
Unit
Requirement
Test parameter
Test method
Hydrostatic strength 
h
Failure time ≥ 100 h
20 °C
PE 80; 9,0 MPa
PE 100; 12,4 Mpa
ISO 1167-1
ISO 1167-2 
Failure time ≥ 165 h 
80ºC
PE 80; 4,5 MPa
PE 100; 5,4 MPa 
Failure time ≥ 1 000 h
PE 80; 4,0 MPa
PE 100; 5,0 Mpa
Elongation at break
%
≥ 350 
 
ISO 6259-1
ISO 6259-3
Resistance to rapid crack
propagation (RCP) 
bar
pc ≥ 1,5 × MOP
with pc = 3,6 × pc,S4 + 2,6 (in bar) 
0°C
ISO 13477
Resistance to slow crack growth:
Cone test (en ≤ 5 mm) 
mm/day
< 10 
80°C
ISO 13480
Resistance to slow crack growth :
Notch test (en > 5 mm) 
h
≥ 500 
80°C
ISO 13479
Physical characteristics of the pipes 
Thermal stability
min
> 20 
200 °C 
ISO 11357-6
Melt flow rate
g/10 min
Change in MFR by processing < 20 % 
190°C
ISO 1133
Heat reversion
%
≤ 3, no effect on surface 
110°C
ISO 2505