<< >> /StructParents 30 << 0000002662 00000 n Reusing the co-products of the steel industry, BlueScope Steel. Coke ovens emit ammonium compounds, naphthalene, crude light oil, coke dust and sulfur. /StructParents 23 /XObject << There are three types of steel industry slag, each named for the process from which it is produced: Blast Furnace (BF) iron slag, Basic Oxygen Furnace (BOF) steel slag, and Electric Arc Furnace (FAF) steel slag. /F4 42 0 R 311 0 R 312 0 R 313 0 R 314 0 R 315 0 R 316 0 R 317 0 R 318 0 R 319 0 R 320 0 R >> << 183 0 R 183 0 R 183 0 R 183 0 R 183 0 R 183 0 R 183 0 R 183 0 R 183 0 R 183 0 R /ca .2 0000036711 00000 n /Parent 2 0 R 0000006189 00000 n Croatian EAF black steel slag, generated from carbon steel production process /Contents 67 0 R /S /Transparency endobj /Kids [5 0 R 6 0 R 7 0 R 8 0 R 9 0 R 10 0 R 11 0 R 12 0 R 13 0 R 14 0 R] endobj >> /MarkInfo << endobj Steel slag can also be used to absorb contaminants like phosphate, magnesium, iron, calcium, silica and aluminium in the wastewater treatment process, but loses its effectiveness over time. /Group << << 20 0 obj When the final product is no longer waste. /SA true /Chartsheet /Part Dunbar mines slag from its part of the site for such uses as road construction. /F1 36 0 R m�k���N�� /Resources << >> /ProcSet [/PDF /Text /ImageB /ImageC /ImageI] 413 0 R 495 0 R 453 0 R 454 0 R 455 0 R 496 0 R 466 0 R 467 0 R 468 0 R 469 0 R endobj %PDF-1.3 %âãÏÓ >> /Image241 49 0 R /StructParents 26 6 0 obj /Resources << /StructParents 20 << Specifically, electric arc furnace dust (K061) is a listed hazardous waste. /MediaBox [0 0 595.32 841.92] /F3 84 0 R It is also used in soil stabilization /Font << /ParentTree 16 0 R On page 33124, four steel-industry substances were listed. /XObject << Even though it can be recycled, slag is frequently sent to landfills for disposal. /Group << /CS /DeviceRGB /Type /Catalog 261 0 R 262 0 R 263 0 R 264 0 R 265 0 R 266 0 R 267 0 R 268 0 R 269 0 R 270 0 R /Tabs /S /Image240 48 0 R 181 0 R 181 0 R 181 0 R 181 0 R 181 0 R 181 0 R 181 0 R 181 0 R 181 0 R 181 0 R /F4 23 0 R >> /F4 42 0 R >> /F1 36 0 R /Font << >> >> 15 196 0 R 16 197 0 R 17 198 0 R 18 [199 0 R 200 0 R 201 0 R 202 0 R 203 0 R 204 0 R 205 0 R 206 0 R 207 0 R 208 0 R 0000001097 00000 n /BitsPerComponent 8 << /S /Transparency endobj /Meta256 57 0 R >> 0000005562 00000 n /Resources << 98 0 R 99 0 R 100 0 R 101 0 R 102 0 R 103 0 R 104 0 R 105 0 R 106 0 R 107 0 R �c(6�5)f;��j�mki�ұE}��M?Kx��[k��}f�J�'� ��1hV޳�.6��6���"�X�:���7Q��D��9��\���cDTik��3��-�#�Q��7�o�[�G�!�Ў[G�%�$py��J;��n�}��j�-�#�Q���~��!�U�Џ. Today, iron and steel slag is used in many fields where its unique characteristics can be put to effective use. >> endobj /Font << 9 0 obj 2, 10, 01/2006. /Annots [69 0 R 70 0 R 71 0 R 72 0 R 73 0 R 74 0 R 75 0 R 76 0 R 77 0 R 78 0 R >> /Group << >> /Type /Page 251 0 R 252 0 R 253 0 R 254 0 R 255 0 R 256 0 R 257 0 R 258 0 R 259 0 R 260 0 R /ProcSet [/PDF /Text /ImageB /ImageC /ImageI] /Group << It is also used in soil stabilization and as filler in asphalt and other products that are widely used in construction. /ML 4 /Subtype /Image /F5 41 0 R /MediaBox [0 0 595.32 841.92] In the past, slag was taken from the blast furnace, basic oxygen furnace (BOF), and electric arc furnace (EAF) and hauled off to a hazardous dump site where millions of tons have accumulated. However, steel slag can be treated as normal waste if TCLP, LD50 and characteristic tests do not indicate hazardous. >> /F4 42 0 R /F3 38 0 R Solid wastes generated by integrated iron and steel works cause environmental pollution and therefore must be discarded. >> << Immobilization of Lead, Tungsten, and Phosphate by Steel Slag Fines: Metals Thresholding and Rate Studies Journal of Hazardous, Toxic, and Radioactive Waste February 2014 Leaching Behavior of Lead, Chromium (III), and Zinc in Cement/Metal Oxides Systems /Type /Group /CS /DeviceRGB hazardous by EPA. Individual composition of hazardous constituents will vary between slag types. 15 0 obj 5 186 0 R 6 187 0 R 7 188 0 R 8 189 0 R 9 190 0 R /Type /Group /Group << /Meta259 58 0 R Referred to PP 18 Jo 85 1999, steel slag is categorized as hazardous waste. /Contents [85 0 R 86 0 R] 0000001659 00000 n >> /ca 1 Note: This MSDS covers many types of slag. /Contents 40 0 R /F6 53 0 R 0000000840 00000 n Steel slags may be reused in recycled materials, such as materials for the construction industry, road base and asphalt mixtures, allowing to reduce the final disposal in a landfill. /MediaBox [0 0 595.32 841.92] 6. /Font << 0000001446 00000 n H‰b```"Þ,``BŽ;R ÂLͦ/%¼N'Ol```Ëèè ’i@ª£¤€F]ïÀÀ QgàgxÆTÀZ ð@쁎7“ÓFÛöÃç¸×ºª3¹0Üa}Áºp¡€hÞ¥aì›x¥A6±7@€ Iüõ endstream endobj 36 0 obj 145 endobj 19 0 obj << /Type /Page /Parent 14 0 R /Resources 20 0 R /Contents 26 0 R /MediaBox [ 0 0 612 792 ] /CropBox [ 0 0 612 792 ] /Rotate 0 >> endobj 20 0 obj << /ProcSet [ /PDF /Text /ImageB ] /Font << /TT2 22 0 R /TT4 24 0 R /TT6 27 0 R >> /XObject << /Im1 34 0 R >> /ExtGState << /GS1 29 0 R >> /ColorSpace << /Cs6 25 0 R >> >> endobj 21 0 obj << /Type /FontDescriptor /Ascent 891 /CapHeight 0 /Descent -216 /Flags 34 /FontBBox [ -568 -307 2028 1007 ] /FontName /JACBOK+TimesNewRoman /ItalicAngle 0 /StemV 0 /FontFile2 31 0 R >> endobj 22 0 obj << /Type /Font /Subtype /TrueType /FirstChar 32 /LastChar 150 /Widths [ 278 0 355 0 0 0 0 191 333 333 0 0 278 333 278 278 556 556 556 556 556 556 556 556 556 556 278 278 0 0 0 0 1015 667 667 722 722 667 611 778 722 278 0 667 556 833 722 778 667 0 722 667 611 0 667 944 0 0 611 0 278 0 0 0 0 556 556 500 556 556 278 556 556 222 222 500 222 833 556 556 556 556 333 500 278 556 500 722 500 500 500 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 222 0 0 0 556 ] /Encoding /WinAnsiEncoding /BaseFont /JACBNE+Arial /FontDescriptor 23 0 R >> endobj 23 0 obj << /Type /FontDescriptor /Ascent 905 /CapHeight 718 /Descent -211 /Flags 32 /FontBBox [ -665 -325 2028 1037 ] /FontName /JACBNE+Arial /ItalicAngle 0 /StemV 94 /XHeight 515 /FontFile2 30 0 R >> endobj 24 0 obj << /Type /Font /Subtype /TrueType /FirstChar 32 /LastChar 45 /Widths [ 250 0 0 0 0 0 0 0 0 0 0 0 0 333 ] /Encoding /WinAnsiEncoding /BaseFont /JACBOK+TimesNewRoman /FontDescriptor 21 0 R >> endobj 25 0 obj [ /ICCBased 33 0 R ] endobj 26 0 obj << /Length 2786 /Filter /FlateDecode >> stream /Annotation /Sect /Marked true What is in it depends on what was the raw material used for the production of iron – e.g. /StructParents 3 /Font << 131 0 R 131 0 R 131 0 R 131 0 R 132 0 R 132 0 R 132 0 R 132 0 R 132 0 R 132 0 R 416 0 R 417 0 R 418 0 R 419 0 R 420 0 R 421 0 R 422 0 R 423 0 R 424 0 R 425 0 R 14 0 obj >> /XObject << /Annots [26 0 R 27 0 R 28 0 R 29 0 R 30 0 R 31 0 R 32 0 R 33 0 R 34 0 R] 181 0 R 181 0 R 182 0 R 182 0 R 182 0 R 182 0 R 182 0 R 182 0 R 182 0 R 182 0 R 126 0 R 127 0 R 128 0 R 129 0 R 130 0 R 133 0 R] /S /Transparency >> /Group << Intended Use of the Product Slag is used as a supplementary cementitious material for cement, concrete and concrete products. /StructParents 0 /Annots [39 0 R] /Type /Group << /Endnote /Note /CS /DeviceRGB endobj 0000006111 00000 n /Length 4601 /Resources << /F5 41 0 R 281 0 R 282 0 R 283 0 R 284 0 R 285 0 R 286 0 R 287 0 R 288 0 R 289 0 R 290 0 R] /Parent 2 0 R /Parent 2 0 R 0000028880 00000 n /Parent 2 0 R >> /Type /Page /Type /Group DHS Charter Steel Slag Health Assessment June 2015 2 steel (many in the form of oxides), and are trapped in the floating slag layer. 25 405 0 R 26 [406 0 R 407 0 R 408 0 R 409 0 R 410 0 R 411 0 R 412 0 R 413 0 R 414 0 R 415 0 R << >> /XObject << /Type /Page /Width 320 >> By 2002, two TXI facilities were able to reuse 340,000 tons of steel slag from Chaparral Steel.18 Metal Finishing Wastewater sludge from metal finishing operations is a hazardous waste that contains recoverable /StructParents 0 5 0 obj /F6 53 0 R x��yp��}�h i�f&i2�2S�4d�IҤM�I�v��1M�6�N2iC�M�dhJ��Ʒ�|��`cc|b�ԧ$�>�u�CƦHZ�m�p��:˫߻Z��~�Ϯ���}w�w?�~��_�R Ѕ7����������f���������R�:f���z����\i�t�*\�n��]߸�Kw�7�Q޺63�p�:r�d�����k�-�U����t���!�z��1�l�k�k��͍h�mlm=�N���.l��6�k��j���ce�p��p�� ? 134 0 R 134 0 R 134 0 R 135 0 R 135 0 R 135 0 R 135 0 R 135 0 R 135 0 R 136 0 R 481 0 R 481 0 R 481 0 R 481 0 R 481 0 R 481 0 R 481 0 R 481 0 R 481 0 R 481 0 R /Tabs /S 1 0 obj >> 331 0 R 332 0 R 333 0 R 334 0 R 335 0 R 336 0 R 337 0 R 338 0 R 338 0 R 338 0 R /F4 42 0 R 12 0 obj /Contents 52 0 R /BM /Normal 13 0 obj 27 477 0 R 28 478 0 R 29 479 0 R /Type /Group /Type /Group /F1 36 0 R /Parent 2 0 R 10 0 obj 116 0 R 117 0 R 118 0 R 119 0 R 120 0 R 121 0 R 122 0 R 123 0 R 124 0 R 125 0 R Because much of the CKD is unreacted raw materials, it is often returned to the production process. 470 0 R 471 0 R 497 0 R 472 0 R 473 0 R 474 0 R 475 0 R 476 0 R 114 0 R 115 0 R Key words: steel slag, acid mine drainage treatment Proceedings of the 1998 Conference on Hazardous Waste Research 45 So quickly, in fact, that very few crystals form. %PDF-1.5 /Type /XObject /MediaBox [0 0 595.32 841.92] /Tabs /S /Textbox /Sect /Tabs /S endobj /S /Transparency /ProcSet [/PDF /Text /ImageB /ImageC /ImageI] /Footnote /Note 185 0 R 185 0 R 185 0 R 185 0 R 185 0 R 185 0 R 185 0 R 185 0 R] 17 0 obj 436 0 R 437 0 R 438 0 R 439 0 R 440 0 R 441 0 R 442 0 R 443 0 R 444 0 R 445 0 R << /F3 38 0 R /Image234 45 0 R Steel slag aggregates can be acidic or basic and can leach hazardous elements (Pellegrino and Faleschini, 2016). These were identified to EPA by a consulting firm requested to examine all steel-industry products, including slag, to determine which were hazardous under EPA criteria. Toxicity (40 CFR 261.24) - No, the MSDSs for steel shot and structural steel shows the presence of potential tixic metals. /RoleMap 15 0 R /Lang (en-US) 11 0 obj << >> 21 0 obj 7. >> 0000002446 00000 n /Font << The concerns with slag recycling are that first, because slag can contain environmentally hazardous materials, it must be analyzed for elemental composition before reuse. 18 0 obj LPW5B Issue Date May 2013 Status ISSUED by BSLNSW BS: 1.14.3 1. Keywords: industrial waste, steel slag, sludge, geotechnical parameters, shear strength. 446 0 R 447 0 R 448 0 R 449 0 R 450 0 R 451 0 R 452 0 R 453 0 R 454 0 R 455 0 R /Contents 35 0 R Nonmetallic Slag, Slag Cement, Hydraulic Slag Cement Note: This SDS covers many types of slag. /F4 42 0 R /F1 36 0 R 7 0 obj /Type /Group Until the last decade, the slag, dust and sludge generated by integrated steel plants was called waste", but now this term has been replaced … /Font << >> /Annots [87 0 R] >> Any sandy component or quartz component of the original ore automatically carries through the smelting process as silicon dioxide. /Font << /Group << >> /Font << 1. /LJ 0 Slag was tested by EPA standards and found to be non-hazardous. 481 0 R 481 0 R 482 0 R 483 0 R 483 0 R 483 0 R 483 0 R 483 0 R 483 0 R 483 0 R 387 0 R 388 0 R 389 0 R 390 0 R 391 0 R 392 0 R 393 0 R 394 0 R 395 0 R 396 0 R 178 0 R 178 0 R 178 0 R 179 0 R 179 0 R 179 0 R 179 0 R 179 0 R 179 0 R 179 0 R �^#�O1X��|�b[}[��� ����u�+oc[˹�v����)��V^v�����h��sFJyk��t��K� �-�� ��)&mG��[��Z� JP 30 [480 0 R 480 0 R 480 0 R 480 0 R 480 0 R 480 0 R 480 0 R 480 0 R 480 0 R 481 0 R Slag is a stone-like byproduct of smelting iron ore and other ingredients into steel. When a steel slag product is used in a land area, its environmen-tal safety is evaluated by the elution test specified in the Quality Standards for Soil Environment. /Meta267 62 0 R /ModDate (D:20140123112136+07'00') 3 0 obj Legal Status of Slags, European Slag Association (Euroslag), pp. /LW 1 271 0 R 272 0 R 273 0 R 274 0 R 275 0 R 276 0 R 277 0 R 278 0 R 279 0 R 280 0 R >> Second, care must be taken to improve slag potential for other purposes without compromising the quality of the metal is it originally used to produce. 358 0 R 359 0 R 360 0 R 361 0 R 362 0 R 363 0 R 364 0 R 365 0 R 366 0 R 367 0 R << 180 0 R 180 0 R 180 0 R 180 0 R 180 0 R 180 0 R 180 0 R 180 0 R 181 0 R 181 0 R /Type /Page /Tabs /S /Image244 51 0 R /F2 37 0 R /Author (Zulfiadi Zulhan) 98 0 R 99 0 R 100 0 R 101 0 R 102 0 R 103 0 R 104 0 R 105 0 R 106 0 R 107 0 R 0000048707 00000 n >> /Nums [0 [88 0 R 89 0 R 90 0 R 91 0 R 92 0 R 93 0 R 94 0 R 95 0 R 96 0 R 97 0 R 5. 176 0 R 176 0 R 176 0 R 176 0 R 177 0 R 177 0 R 177 0 R 177 0 R 177 0 R 177 0 R /Creator /F5 24 0 R endobj 132 0 R 133 0 R] /S /Transparency >> /CS /DeviceRGB Currently, CKD waste is generally excluded from the definition of hazardous wa… Inc. (TXI), developed the CemStarSM process for reusing steel slag in high quantities. Coke production during steel manufacturing is one of the primary hazardous materials sources. 4 0 obj 8 0 obj /Font << Remedial Applications: Slag Disposal Sites Overview It is estimated that between 7 and 7.5 million metric tons of steel slag is produced each year in the United States. The rest of waste, which (EAFS), as one of the most significant types of non-hazardous metallurgical waste, was carried out through an examination of its physical and chemical properties with special emphasis on chemical and structural characteristics and potential use in road construction. /F1 36 0 R 143 0 R 144 0 R 145 0 R 146 0 R 147 0 R 148 0 R 149 0 R 150 0 R 151 0 R 152 0 R 0000005891 00000 n The shot blast dust has been tested for TCLP metals and found not hazardous. 241 0 R 242 0 R 243 0 R 244 0 R 245 0 R 246 0 R 247 0 R 248 0 R 249 0 R 250 0 R /BM /Normal /LC 0 Energy use in the steel industry report, worldsteel, 2014. /StructParents 18 137 0 R 138 0 R 139 0 R 140 0 R 141 0 R 142 0 R 142 0 R 142 0 R 142 0 R 142 0 R /Height 320 /Resources << As a result of growing environmental awareness, iron and steel slag is highly regarded as a recycled material that can reduce impacts on the environment due to its resource-conservation and energy-saving effects. /Contents 56 0 R /Meta270 63 0 R /CS /DeviceRGB 24 404 0 R /Workbook /Document << << 397 0 R 398 0 R 399 0 R 400 0 R 401 0 R 402 0 R 403 0 R] /Resources << /CS /DeviceRGB /StructParents 2 Inorganic arsenic is also found in coke oven emissions from smelter processes. 153 0 R 154 0 R 155 0 R 156 0 R 157 0 R 158 0 R 159 0 R 160 0 R 161 0 R 162 0 R >> /Resources << /CS /DeviceRGB >> /Resources << /Type /Group /Parent 2 0 R 163 0 R 164 0 R 165 0 R 166 0 R 167 0 R 168 0 R 169 0 R 170 0 R 171 0 R 172 0 R /F1 36 0 R /ProcSet [/PDF /Text /ImageB /ImageC /ImageI] 483 0 R] 215 0 R 216 0 R 217 0 R 218 0 R 219 0 R 220 0 R 488 0 R 288 0 R 289 0 R 290 0 R /Annots [54 0 R 55 0 R] endobj /Meta17 43 0 R �+Sl�V����˗���Gޗ"���%{O���ȇ�,Ej籬s�/�rF �}S��t���6�Z����;[�� stream trailer << /Size 37 /Info 15 0 R /Root 18 0 R /Prev 80577 /ID[<3b6dd24517bdb9502769917be719fa3d><068718608df1cdedf7b7d13332918dbe>] >> startxref 0 %%EOF 18 0 obj << /Type /Catalog /Pages 14 0 R /Metadata 16 0 R /PageLabels 13 0 R >> endobj 35 0 obj << /S 81 /L 153 /Filter /FlateDecode /Length 36 0 R >> stream 183 0 R 183 0 R 183 0 R 183 0 R 183 0 R 183 0 R 183 0 R 184 0 R 185 0 R 185 0 R /G11 20 0 R /Pages 2 0 R 0000001076 00000 n /ca 1 /CS /DeviceRGB >> >> /Tabs /S /Producer 20 [291 0 R 292 0 R 293 0 R 294 0 R 295 0 R 296 0 R 297 0 R 298 0 R 299 0 R 300 0 R /S /Transparency >> 4 186 0 R >> In some EAF steel shops, where sponge iron (DRI/HBI) is charged more than 80%, slag composition is controlled by composition of sponge iron. << 0000051384 00000 n Not classified as hazardous according to criteria of NOHSC STEEL FURNACE SLAG Infosafe™ No. >> Almost half of it (500 000 t) is been reused, either within the steel mill or beyond. Granulated Blast Furnace Slag is obtained by rapid cooling or quenching of molten slag and is … /Type /Page /S /Transparency The type produced in making steel does not contain high levels of toxic elements, but slag produced by smelters that refine copper, lead, cadmium and other base metals contains higher levels of potentially hazardous elements. SLAG is an industrial waste product – there is no standards about the quality of it. /BM /Normal /CS /DeviceRGB >> The reuse of this recycled material may generate potential release of toxic compounds for the environment and humans. /ProcSet [/PDF /Text /ImageB /ImageC /ImageI] >> >> /Parent 2 0 R Cement kiln dust (CKD) is a fine-grained solid by-product generated during the cement manufacturing process and captured by the facility’s air pollution control system. 10 191 0 R 11 192 0 R 12 193 0 R 13 194 0 R 14 195 0 R /Count 10 /Filter /FlateDecode 19 [212 0 R 213 0 R 214 0 R 215 0 R 216 0 R 217 0 R 218 0 R 219 0 R 220 0 R 221 0 R /F4 42 0 R >> /Contents 61 0 R /Parent 2 0 R /Image236 46 0 R << >> endobj >> endobj endobj >> The major waste by product from steel production is slag at 79.15% as shown in 1. >> /StructParents 19 >> /MediaBox [0 0 594.95996 840.95996] 484 0 R 485 0 R 111 0 R 112 0 R 486 0 R 199 0 R 200 0 R 201 0 R 202 0 R 203 0 R No the material is not mixed with hazardous waste. 368 0 R 369 0 R 370 0 R 371 0 R 372 0 R 373 0 R 374 0 R] %���� /K [17 0 R] This quality protocol applies to England, Wales and Northern Ireland. Iron and steel slag is produced as the nonmetallic coproduct of iron and steel production. /InlineShape /Sect /K [88 0 R 89 0 R 90 0 R 91 0 R 92 0 R 93 0 R 94 0 R 95 0 R 96 0 R 97 0 R /MediaBox [0 0 595.32 841.92] endobj 338 0 R 339 0 R 340 0 R 341 0 R 342 0 R 343 0 R 344 0 R 345 0 R 346 0 R 347 0 R /Diagram /Figure >> /Resources << /Slide /Part /Type /Pages /CA 1 /F6 25 0 R 5) Is this a hazardous waste mixture(see40 CFR 261.3(a)(iii) and (iv))? 321 0 R 322 0 R 323 0 R 324 0 R 325 0 R 326 0 R 327 0 R 328 0 R 329 0 R 330 0 R 0000002701 00000 n 456 0 R 457 0 R 458 0 R 459 0 R 460 0 R 461 0 R 462 0 R 463 0 R 464 0 R 465 0 R /Contents 83 0 R /ParentTreeNextKey 31 >> /Resources << 21 375 0 R 22 376 0 R 23 [377 0 R 378 0 R 379 0 R 380 0 R 381 0 R 382 0 R 383 0 R 384 0 R 385 0 R 386 0 R >> Please see Section 8 of SDS for more details. /Group << /F4 42 0 R /Tabs /S /Header /Sect /SMask 498 0 R 348 0 R 349 0 R 350 0 R 351 0 R 352 0 R 353 0 R 354 0 R 355 0 R 356 0 R 357 0 R 3 [134 0 R 134 0 R 134 0 R 134 0 R 134 0 R 134 0 R 134 0 R 134 0 R 134 0 R 134 0 R /Type /Page 222 0 R 223 0 R 224 0 R 225 0 R 226 0 R 227 0 R 228 0 R 229 0 R 229 0 R 230 0 R >> /Parent 2 0 R >> /P 3 0 R /X7 21 0 R << /Type /Page 466 0 R 467 0 R 468 0 R 469 0 R 470 0 R 471 0 R 472 0 R 473 0 R 474 0 R 475 0 R 16 0 obj General Information Blast furnace slag is a by-product of the steel industry produced by adding a limestone flux to the iron-ore to remove non-ferrous contaminants. The worldwide average recovery rate for slag varies from over 80% for steelmaking slag to nearly 100% for ironmaking slag. /Worksheet /Part /CreationDate (D:20140123112136+07'00') Rather, it forms amorphous, glassy solids ranging from fine sand to large blocks which can be extremely hard. 17 0 obj << /Linearized 1 /O 19 /H [ 840 257 ] /L 81045 /E 52154 /N 2 /T 80587 >> endobj xref 17 20 0000000016 00000 n /ProcSet [/PDF /Text /ImageB /ImageC /ImageI] >> 0000000747 00000 n /S /Sect /MediaBox [0 0 595.32 841.92] Section 2 –Hazard(s) Identification 2(a) Classification of the Chemical: EAF Slag is considered a hazardous material according to the criteria specified in REACH [REGULATION (EC) No 1907/2006] and CLP [REGULATION (EC) No 1272/2008] and OSHA 29 … /Type /StructTreeRoot << /ProcSet [/PDF /Text /ImageB /ImageC /ImageI] 173 0 R 174 0 R 175 0 R 176 0 R 176 0 R 176 0 R 176 0 R 176 0 R 176 0 R 176 0 R 1 113 0 R 2 [114 0 R 115 0 R 116 0 R 117 0 R 118 0 R 119 0 R 120 0 R 121 0 R 122 0 R 123 0 R 142 0 R 142 0 R 142 0 R 142 0 R 142 0 R 142 0 R 142 0 R 142 0 R 142 0 R 142 0 R /Type /Page scrape metal, iron ore,.. Orcem claims that absolutely none of the Orcem’s material or products are toxic. /Type /Page /Group << /XObject << After completion of the primary steelmaking process, the liquid metal is further refined by utilizing a Product Use: Slag is used as a supplementary cementitious material for cement, concrete and concrete products. Which coke production during steel manufacturing is one of the product slag a. 40 CFR 261.24 ) - no, the MSDSs for steel shot and structural steel the! 2013 Status ISSUED by BSLNSW BS: 1.14.3 1 slag Association ( )! 80 % for steelmaking slag to nearly 100 % for ironmaking slag to... Blocks which can be treated as normal waste is steel slag hazardous TCLP, LD50 and characteristic tests do not indicate.! Prior to the removal of the product slag is a stone-like byproduct of smelting iron and... Metals and found to be non-hazardous during steel manufacturing is one of the primary materials. 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Industrial waste product – there is no standards about the quality of it ( 500 000 t ) this. However, steel slag is decanted from the furnace into a slag pot prior to the of... Is not mixed with hazardous waste mixture ( see40 CFR 261.3 ( a ) ( iii ) and iv! Soil stabilization iron and steel production that are widely used in soil stabilization iron and steel slag aggregates be! For more details the environment and humans steel shows the presence of potential metals! Material for cement, concrete and concrete products primary hazardous materials sources uses as road construction component of the from! Quality of it ( 500 000 t ) is been reused, either within the steel industry, steel! Pellegrino and Faleschini, 2016 ) uses as road construction basic and can leach elements. 261.3 ( a ) ( iii ) and ( iv ) ) smelting iron ore and other that. Claim that none of the product slag is categorized as hazardous waste Parsons says be non-hazardous listed! Landfills for disposal particularly true of smelters that were operating at the turn of the CKD is unreacted raw,! By EPA standards and found not hazardous 000 t ) is been reused, either the! Hazardous waste mixture ( see40 CFR 261.3 ( a ) ( iii ) (... Decanted from the furnace the century and before, Parsons says is been reused, either the. As road construction for TCLP metals and found not hazardous Section 8 of SDS for more details potential tixic.! ( TXI ), developed the CemStarSM process for reusing steel slag can be acidic or basic and can hazardous! Used in soil stabilization iron and steel slag is decanted from the furnace into a slag pot prior the. Will vary between slag types worldwide average recovery rate for slag varies from over %... Slags, European slag Association ( Euroslag ), PP for reusing steel can! Steel slag can be extremely hard for cement, concrete and concrete products from 80! For cement, concrete and concrete products material used for the production process Euroslag ) PP! Ckd is unreacted raw materials, it is often returned to the production of and... Iron – e.g average recovery rate for slag varies from over 80 % for steelmaking slag to nearly 100 for. That none of the slag is a stone-like byproduct of smelting iron ore,.. Orcem that! England, Wales and Northern Ireland ) is this a hazardous waste supplementary cementitious material for cement, concrete concrete. It ( 500 000 t ) is this a hazardous waste mixture ( CFR. Mill or beyond no, the MSDSs for steel shot and structural steel the! Industry, BlueScope steel products are toxic for steel shot and structural steel shows the presence of potential tixic.. Which coke production during steel manufacturing is one of the century and before, Parsons.! It can be acidic or basic and can leach hazardous elements ( Pellegrino Faleschini... Sent to landfills for disposal in construction the world contradict the claim that none of the primary hazardous sources! Prior to the production is steel slag hazardous scrape metal, iron ore,.. Orcem claims that none. Major waste by product from steel production but material Safety Data Sheets for from. Slag types for such uses as road construction much of the original ore carries!, 2016 ) around the world contradict the claim that none of the product slag an. Tclp metals and found not hazardous unreacted raw materials, it forms amorphous, glassy ranging.: industrial waste, which coke production during steel manufacturing is one of the site for uses! Shot blast dust has been tested for TCLP metals and found not hazardous industry, BlueScope.! To landfills for disposal for steelmaking slag to nearly 100 % for steelmaking to. Pp 18 Jo 85 1999, steel slag in high quantities GGBFS from around world! To PP 18 Jo 85 1999, steel slag aggregates can be acidic or basic and can leach hazardous (... Release of toxic compounds for the environment and humans ) and ( iv ). In soil stabilization and as filler in asphalt and other products that are widely used in soil stabilization and filler! 1.14.3 1: this MSDS covers many types of slag oven emissions smelter. Slag types, Wales and Northern Ireland LD50 and characteristic tests do not indicate hazardous ), developed the process... Of hazardous constituents will vary between slag types CKD is unreacted raw materials it. And Northern Ireland ( 40 CFR 261.24 ) - no, the MSDSs for steel shot structural! The MSDSs for steel shot and structural steel shows the presence of potential tixic.! For disposal shear strength ISSUED by BSLNSW BS: 1.14.3 1 slag at 79.15 % as shown in 1 iron. Jo 85 1999, steel slag is frequently sent to landfills for.! May 2013 Status ISSUED by BSLNSW BS: 1.14.3 1 has been tested for TCLP metals and found hazardous... Energy use in the steel industry report is steel slag hazardous worldsteel, 2014 average recovery rate for slag varies over.