railroad ties, sleepers (#876)

ID-number#876
Materialrailroad ties, sleepers
Classification ECN Phyllis classification ▸ treated wood ▸ organic impregnated ▸ railroad ties, sleepers
NTA 8003 classification ▸ [100] hout ▸ [150] verwerkt hout ▸ [180] geïmpregneerd hout (C-hout) ▸ [184] geïmpregneerd hout: organische middelen niet-gehalogeneerd
Ash type815 degC ISO 1171
Submitter organisationECN (Netherlands)
Remarksmoisture ISO 589; ash 815 C ISO 1171; cal. value ISO 1928; ash deformation temperature ISO 540
LiteraturePNEM, PGEM and BFI: Thermische houtbewerking (confidential report, in Dutch) (1993).

Values

Property Unit Value Std dev Det lim Lab Date Method Remarks
ar dry daf

Fuel Properties

Proximate Analysis

Moisture content wt% 30.00
Ash content wt% 1.75 2.50

Ultimate Analysis

Carbon wt% 35.20 50.29 51.58 Measured
Hydrogen wt% 4.20 6.00 6.15 Measured
Nitrogen wt% 0.20 0.29 0.29 Measured
Sulphur wt% 0.04 0.06 0.06 Measured
Oxygen wt% 28.60 40.86 41.90 Calculated
Total (with halides) wt% 100.01 100.01 100.01 Calculated

Calorific Values

Net calorific value (LHV) MJ/kg 10.25 15.69 16.09
Gross calorific value (HHV) MJ/kg 11.90 17.00 17.44
HHVMilne MJ/kg 14.08 20.11 20.62 Calculated

Chemical Analyses

Halides

Chlorine (Cl) mg/kg 190.0 271.4 278.4 Measured
Fluorine (F) mg/kg (dry) 0.3

Minor elements

Arsenic (As) mg/kg (dry) 1.1 Measured
Cadmium (Cd) mg/kg (dry) 0.3 Measured
Chromium (Cr) mg/kg (dry) 7.0 Measured
Copper (Cu) mg/kg (dry) 14.0 Measured
Lead (Pb) mg/kg (dry) 79.0 Measured
Zinc (Zn) mg/kg (dry) 286.0 Measured
Mercury (Hg) mg/kg (dry) 0.1

Other elements

Tin (Sn) mg/kg (dry) 1.0 Measured
Antimony (Sb) mg/kg (dry) 1.0 Measured