Shipping Classification
Aluminum smelting by-products or Aluminum remelting by-products
What this means
Aluminum smelting by-products or Aluminum remelting by-products appears on the federal Hazardous Materials Table (49 CFR §172.101), the table that governs how a material must be classified, packaged, and labeled for transport.
Hazard class / division
Class 4.3
UN / NA identification number
UN3170
Packing group
II
Label codes
4.3
Packaging — exceptions
151
Packaging — non-bulk
212
Packaging — bulk
242
Passenger aircraft / rail limit
15 kg
Cargo aircraft only limit
50 kg
Vessel stowage location
B
Vessel stowage — other
13, 85, 103, 148
Special provisions (§172.102)
128 — Regardless of the provisions of § 172.101(c)(12), aluminum smelting by-products and aluminum remelting by-products described under this entry, meeting the definition of Class 8, Packing Group II and III may be classed as a Division 4.3 material and transported under this entry. The presence of a Class 8 hazard must be communicated as required by this part for subsidiary hazards.
B115 — Rail cars, highway trailers, roll-on/roll-off bins, or other non-specification bulk packagings are authorized. Packagings must be sift-proof, prevent liquid water from reaching the hazardous material, and be provided with sufficient venting to preclude dangerous accumulation of flammable, corrosive, or toxic gaseous emissions such as methane, hydrogen, and ammonia. The material must be loaded dry.
IB7 (see §172.102 or related section for full text)
IP2 (see §172.102 or related section for full text)
IP21 (see §172.102 or related section for full text)
T3 (see §172.102 or related section for full text)
TP33 (see §172.102 or related section for full text)
W31 — Non-bulk packagings must be hermetically sealed.
W40 — Non-bulk bags are not allowed.
Packaging citations reference sections of 49 CFR Part 173 not expanded here. View the full official table on eCFR.gov.
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Source: Hazardous Materials Table (49 CFR §172.101) and Special Provisions (49 CFR §172.102), current as retrieved from eCFR.gov. View official table.