| Product Category | Line Pipe Steel Plate / Pipeline Steel Sheet |
| Surface Treatment | Mill finish, shot blasted surface, pickled & oiled surface; Optional anti-corrosion coating: 3PE/2PE polyethylene coating, FBE fusion bonded epoxy coating, coal tar enamel coating, hot-dip galvanized (HDG) coating upon client’s demand |
| Material Grade | Carbon-manganese steel, micro-alloyed high-strength steel, low-temperature toughness steel, sour service resistant steel |
| Domestic Steel Grade | L245, L290, L360, L415, L450, L485, L555, L690; Sour service grade: L245NS, L360NS, L415NS, L450NS, L485NS |
| Equivalent International Grade | API 5L Grade B, X42, X52, X60, X65, X70, X80, X90, X100; Sour service grade: API 5L Grade B H2S, X42 H2S, X52 H2S, X65 H2S, X70 H2S; EN 10208 L245MB/L360MB/L450MB, ISO 3183 L245/L360/L450 |
| Product Type | Standard hot-rolled line pipe plate, thermo-mechanical controlled rolled (TMCP) plate, quenched & tempered (Q&T) plate, cut-to-size customized plate, coiled line pipe steel strip |
| Standard Length | Fixed standard length: 6000mm / 12000mm; Custom length available from 3000mm to 18000mm |
| Standard Size Range | Thickness: 6mm~60mm; Width: 1500mm~4800mm; Regular stock sizes: Thickness 8/10/12/14/16/18/20/22/25/30/35/40/50mm, Width 1500/1800/2000/2200/2400/2500/3000mm, Length 6000/12000mm |
| Non-standard Custom Range | Thickness: 4mm~100mm, Width: 1000mm~5200mm, Length: 2000mm~24000mm; Special steel grade, mechanical property, low-temperature toughness and anti-corrosion requirements can be customized per customer technical drawing |
| Applicable Standards | API 5L (American Petroleum Institute Standard for Line Pipe), GB/T 9711 (Chinese National Standard for Petroleum and Natural Gas Industries Line Pipe Steel), ISO 3183, EN 10208, JIS G 3445, ASTM A106, ASTM A53, GB/T 709 |
| Tolerance Standard | Dimensional tolerance comply with API 5L, GB/T 709, ISO 2768-mK; Mechanical property and chemical composition tolerance meet the requirements of corresponding national and international standards |
| Export Packaging | Sea-worthy packaging: steel plate fixed with steel strips, wrapped by waterproof cloth and moisture-proof film, wooden pallet/iron frame packing optional; Each plate is marked with clear specification, steel grade, heat number, batch number and standard; Customized packaging available upon request |
| HS Code | 72083700 (general HS code for hot-rolled line pipe steel plate); 72083800 (for high-strength line pipe steel plate) |
| Application | Oil & gas transmission pipelines (onshore & offshore), urban gas distribution pipelines, water supply & drainage pipelines, chemical fluid conveying pipelines, marine engineering pipelines, power plant circulating water pipelines, mine slurry conveying pipelines, bridge pier steel casings, structural steel for pipeline engineering |
| Lead Time | 7-15 days for regular in-stock items; 15-30 days for customized sizes, special steel grades and technical requirements |
