{ "$schema": "https://indusiraq.com/schemas/agentic-product-dossier-v1.json", "endpoint_meta": { "version": "1.0", "protocol": "AISO-Headless-Agent-Dossier", "generated_at": "2026-10-23T22:07:23+03:00", "audit_cycle": "Autonomous Monthly Rolling Review (Assigned Day 24 of Month)", "canonical_html_url": "https://indusiraq.com/product/large-diameter-water-transmission-gate-valves-dn700-dn1400", "endpoint_json_url": "https://indusiraq.com/product/large-diameter-water-transmission-gate-valves-dn700-dn1400.json", "authority": "Indus Industrial Group - Iraq Central Engineering & Procurement Directorate", "indexing_directive": "noindex, follow, noarchive, nosnippet (Canonical authority belongs to HTML URL)", "rate_limiting": "unrestricted (Open public access for autonomous agents & procurement bots)", "encoding": "UTF-8" }, "product_identity": { "id": 79, "sku": "IND-PRD-000079", "name": "Large-Diameter Water Transmission Gate Valves (DN700–DN1400, Bevel Gear / Bypass, PN16)", "slug": "large-diameter-water-transmission-gate-valves-dn700-dn1400", "status": "active", "views_count": 8, "inquiries_count": 0, "created_at": "2026-09-11T22:52:50+03:00", "updated_at": "2026-10-23T22:07:23+03:00", "last_audited_at": "2026-10-23T22:07:23+03:00", "review_cadence": "Monthly Continuous Verification" }, "classification": { "sector": { "id": 1, "code": "SEC-01", "name": "Water & Wastewater", "slug": "water-wastewater", "url": "https://indusiraq.com/division/water-wastewater" }, "category": { "id": 8, "name": "Resilient Gate Valves", "slug": "resilient-gate-valves", "market_demand": "booming", "views_count": 33, "url": "https://indusiraq.com/category/resilient-gate-valves" }, "subcategory": { "id": 9, "name": "Resilient Seated Gate Valve Systems", "slug": "resilient-gate-valve-systems", "target_buyer_type": "Water Distribution Engineers, Municipal Contractors, Valve Technicians" } }, "engineering_specifications": { "Governing Standards": "EN 1171 / EN 1074-1/2 / BS 5163 / ISO 7259 / AWWA C509", "Nominal Diameter Range": "DN700, DN800, DN900, DN1000, DN1200, DN1400", "Pressure Class": "PN16 (16 Bar continuous / 24 Bar shell test)", "Body & Bonnet": "Ductile Iron EN-GJS-500-7 (min 420 MPa tensile strength)", "Wedge Assembly": "Ductile Iron fully vulcanized in EPDM / Bronze Seat Trimmed", "Bypass Assembly": "DN50 / DN80 / DN100 Integral Ductile Iron Bypass with Isolating Valve", "Drive Gearbox": "Heavy-Duty Bevel Gearbox IP68 / Ratio up to 30:1 with Handwheel", "Stem Material": "Forged Stainless Steel AISI 420 / 316 (High Torsional Strength)", "Flange Standards": "EN 1092-2 / ISO 7005-2 PN16 Flanged", "Corrosion Protection": "Fusion-Bonded Epoxy (FBE ≥ 250 µm) WRAS Drinking Water Certified" }, "core_features": [ "Engineered for mega-diameter water transmission pipelines from DN700 to DN1400 in PN16 rating.", "Integrated parallel bypass valve assembly for pressure equalization prior to main valve operation.", "Heavy-duty enclosed bevel gearbox (IP68 submersible rated) reducing required operating torque.", "Heavy ductile iron body (EN-GJS-500-7) with internal reinforcing ribs preventing deflection.", "Precision-guided wedge slides with bronze/PTFE guide shoes ensuring smooth vertical travel.", "Fusion-bonded epoxy coating (≥250 µm) providing total corrosion protection inside and out." ], "qualified_applications": [ "Regional municipal water transmission trunk lines, river raw water aqueduct booster stations, dam bottom outlet isolation chambers, and major reservoir intake manifolds across Baghdad, Erbil, Basra, Wasit, and Nineveh." ], "engineering_analysis": { "summary": "Large-diameter water transmission gate valves DN700–DN1400 PN16 with enclosed bevel gearbox & integrated bypass line per EN 1171. Staged across Iraq. RFQ.", "field_analysis": "Large-Diameter Water Transmission Gate Valves provide the ultimate heavy-duty isolation technology for mega-scale municipal water transfer lines, regional raw water booster stations, and strategic water security schemes across Iraq. In massive transmission pipelines carrying treated drinking water or raw river water across governorates (e.g., Tigris conveyance to Baghdad, Euphrates supplies to Muthanna and Basra), isolation valves must withstand enormous hydrostatic end-thrust forces exceeding hundreds of metric tons. Indus large-diameter gate valves are cast from heavy-section spheroidal graphite ductile iron (EN-GJS-500-7) with heavy internal stiffening ribs engineered to resist pipeline bending moments without body distortion.\n\nTo overcome the immense differential pressure holding the heavy gate against its seat, each valve is equipped with an integrated flanged bypass valve assembly (DN50 to DN100). Prior to opening the main valve, operators open the bypass line to equalize upstream and downstream water pressure, dramatically reducing opening torque and preventing destructive water hammer surges in downstream dry pipelines. The main drive features a heavy-duty enclosed bevel gearbox with grease/oil bath lubrication (IP68 submersible rated) and multi-roller axial thrust bearings.\n\nFinished inside and out with heavy fusion-bonded epoxy (min 250 µm, WRAS certified) or internal cement mortar lining, the valve resists aggressive desert groundwater and mineral-rich river water. Staged across our Erbil Heavy Plant Yard, Baghdad Central Logistics Depot, and Basra Port Hub, Indus supplies large transmission gate valves with bypass trim, mechanical position indicators, and full EN 10204 3.1 inspection certification.", "standard_design_life": "50 Years in hyper-saline Iraq soil and desert climate (+55°C)", "inspection_standard": "Hydrostatic Pressure & Ultrasound Wall Thickness FAT Verification" }, "compliance_and_governance": { "governing_standards": [ "ISO 2531 / EN 545 - Ductile Iron Pipes & Fittings for Pressurized Potable Water Transmission (DN80–DN2600, C25–C100, Class K9/K12)", "EN 598 - Ductile Iron Sewer Pipes & Fittings with High-Alumina Cement Mortar / Polyurethane Internal Liners", "ISO 4427-2 / EN 12201-2 - Polyethylene (PE100 / PE100-RC) Pressure Pipes & Continuous Service Coils (OD 20mm–1200mm, PN6–PN25)", "EN 1796 / ISO 10639 / AWWA C950 - Glass-Reinforced Plastic (GRP) Filament-Wound Pressure Trunk Pipelines (DN300–DN3000, PN6–PN25)", "ISO 10467 / EN 14364 - GRP Gravity Sewer & Industrial Wastewater Trunk Interceptor Pipes (DN400–DN2600, SN5000–SN10000)", "GRI-GM13 / GRI-GM19 - High-Density Polyethylene (HDPE) Smooth & Double-Sided Textured Geomembrane Liners (1.0mm–2.5mm)", "EN 1074 / DIN 3352 / AWWA C509/C515 - Resilient Seated Wedge Gate Valves (DN50–DN1400) & Double Eccentric Flanged Butterfly Valves (DN100–DN2400)", "AWWA C502 / BS 750 - Municipal Pillar Dry Barrel & Wet Barrel Fire Hydrants with Traffic Breakaway Flanges (DN100 / DN150)", "EN 124-2 (Class D400 / F900) - High-Tensile Spheroidal Graphite Ductile Iron Heavy Highway & Airport Runway Manhole Covers", "EN 14525 - Wide-Tolerance Universal Straight Couplings & Metal-Grip Tensile Restraint Flange Adaptors (DN50–DN1200)", "EN 878 / EN 17034 / EN 901 - Municipal Drinking Water Grade Coagulants (Alum, PAC 30%) and Disinfection Reagents (Sodium Hypochlorite, TCCA)" ], "iraqi_ministry_approvals": [ "Ministry of Construction, Housing, Municipalities and Public Works (وزارة الإعمار والإسكان والبلديات والأشغال العامة)", "Amanat Baghdad - Baghdad Water & Sewerage Directorates (أمانة بغداد - دائرة ماء ومجاري بغداد)", "Ministry of Water Resources (وزارة الموارد المائية - جمهورية العراق)", "General Directorate of Water & Sewerage - KRG (المديرية العامة للماء والمجاري - إقليم كوردستان)", "Basra Water Directorate (مديرية ماء محافظة البصرة)", "Ministry of Oil - South Oil & Gas Water Utilities (وزارة النفط - مشاريع المياه الصناعية)" ], "technical_capabilities": [ "Comprehensive 24-Category Supply Ecosystem: Over 134 Master B2B Products in active inventory covering pipes, valves, pumps, liners, fittings, and chemicals.", "Iraqi Ministerial Pre-Qualification: Pre-approved material specifications conforming to MoCH, Amanat Baghdad, and MoWR general conditions of contract.", "Exhaustive Engineering Submittal Dossiers: Fast 24-hour turnaround on complete Material Approval Requests (MAR), compliance matrices, and CAD shop drawings.", "Certified European & International Metallurgy: 100% EN 10204 3.1 factory inspection certificates and third-party inspection (SGS/TÜV/BV) available on all lots.", "Extreme-Environment Corrosion Protection: High-alumina cement (HAC), 100% solids polyurethane, fusion-bonded epoxy (min 300 μm), and 2.5% carbon black UV stabilization.", "Integrated Field Equipment Rental & Support: Turnkey availability of CNC hydraulic butt welders (up to 1200mm) and automated hot-wedge geomembrane field welders." ], "material_certification": "EN 10204 3.1 Mill Test Certificate & Quality Assurance Dossier" }, "logistics_and_supply_chain": { "dispatch_hubs": [ "Baghdad Central Logistics Depot (Abu Ghraib / Camp Sarah Industrial District, Baghdad)", "Erbil Heavy Infrastructure Staging Yard (Makhmur Road / Gwer Industrial Corridor, Erbil)", "Basra Port Gateway & Free Zone Terminal (Khor Al-Zubair & Umm Qasr Commercial Free Zone, Basra)" ], "geographical_coverage": "All 18 Iraqi Governorates + Kurdistan Regional Government (KRG)", "supported_incoterms": [ "EXW (Factory / Central Hub Gate)", "FOB (Khor Al-Zubair / Umm Qasr Port)", "CIF (Umm Qasr Port, Basra)", "DDP (Delivered Duty Paid to Project Site - Iraq)" ], "transit_insurance": "Full transit risk covered under Indus Sovereign Logistics Protocols", "lead_time": "Immediate stock dispatch (24-48 hrs) or programmed project delivery lots" }, "commercial_procurement_terms": { "commercial_model": "Official B2B EPC & Industrial Wholesale Supply", "pricing_model": "Request for Quote (RFQ) / Project Bill of Quantities (BOQ) Tender Pricing", "currency_settlement": [ "USD", "IQD" ], "minimum_order_quantity": "Standard Commercial Lot / Full Truckload (FTL) / 20ft-40ft Container", "payment_methods": [ "Irrevocable Confirmed Letter of Credit (LC)", "Direct Bank Wire (T/T)", "Corporate Approved Purchase Order (PO)" ], "warranty_and_return": { "warranty_period": "12 Months Manufacturer Warranty", "design_life": "50-Year Design Envelope", "return_policy": "ReturnInStore - Factory Acceptance Non-Conformance Replacement Guarantee" } }, "technical_faqs": [ { "question": "Why is a bypass valve assembly mandatory on large diameter gate valves in Iraq?", "answer": "On a closed DN1000 valve at 16 Bar pressure, the water force pushing the wedge against the seat exceeds 120 metric tons. Attempting to open the valve under this load causes severe seat friction and can strip the stem nut. The bypass valve equalizes the water pressure on both sides of the wedge, allowing smooth, low-torque opening without equipment damage.", "q": "Why is a bypass valve mandatory on large diameter gate valves in Iraq?", "a": "On a closed DN1000 valve at 16 Bar pressure, the water force pushing the wedge against the seat exceeds 120 metric tons. Attempting to open the valve under this load causes severe seat friction and can strip the stem nut. The bypass valve equalizes the water pressure on both sides of the wedge, allowing smooth, low-torque opening without equipment damage." }, { "question": "Can these large transmission valves be retrofitted with electric actuators?", "answer": "Yes. All Indus large-diameter gate valves feature standardized ISO 5210 top mounting flanges on the bevel gearbox, allowing direct mounting of Rotork, Auma, or Indus electric motor actuators without dismantling the gearbox.", "q": "Can these large transmission valves be retrofitted with electric actuators?", "a": "Yes. All Indus large-diameter gate valves feature standardized ISO 5210 top mounting flanges on the bevel gearbox, allowing direct mounting of Rotork, Auma, or Indus electric motor actuators without dismantling the gearbox." }, { "question": "What logistics arrangements are provided for transporting these heavy valves in Iraq?", "answer": "Valves weighing up to 8 to 15 metric tons are mobilized using specialized heavy flatbed trailers equipped with custom cradle supports and offloaded using certified mobile cranes direct to pipeline trenches across all Iraqi governorates.", "q": "What logistics arrangements are provided for transporting these heavy valves in Iraq?", "a": "Valves weighing up to 8 to 15 metric tons are mobilized using specialized heavy flatbed trailers equipped with custom cradle supports and offloaded using certified mobile cranes direct to pipeline trenches across all Iraqi governorates." } ], "agent_execution_hooks": { "description": "Deterministic action schemas for 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Staged across Iraq. RFQ.", "inLanguage": "en", "isPartOf": { "@type": "WebSite", "@id": "https://indusiraq.com/#website", "name": "Indus Industrial Group - Iraq", "url": "https://indusiraq.com/" }, "author": { "@type": "Organization", "@id": "https://indusiraq.com/division/water-wastewater#directorate", "name": "Indus Division 01: Water & Wastewater Engineering Directorate" }, "publisher": { "@type": "Corporation", "@id": "https://indusiraq.com/#corporation", "name": "Indus Industrial Group - Iraq", "logo": { "@type": "ImageObject", "url": "https://indusiraq.com/assets/images/indus_logo.png" } }, "mainEntity": { "@id": "https://indusiraq.com/product/large-diameter-water-transmission-gate-valves-dn700-dn1400#product" }, "breadcrumb": { "@id": "https://indusiraq.com/product/large-diameter-water-transmission-gate-valves-dn700-dn1400#breadcrumbs" }, "keywords": "Large-Diameter Water Transmission Gate Valves (DN700–DN1400, Bevel Gear / Bypass, PN16) Iraq, Large-Diameter Water Transmission Gate Valves (DN700–DN1400, Bevel Gear / Bypass, PN16), large diameter gate valve iraq, water transmission gate valve baghdad, dn800 dn1000 gate valve erbil, bypass gate valve basra, pn16 transmission valve, bevel gear water gate valve, indus transmission valves tender, water infrastructure iraq, ductile iron pipes baghdad, hdpe pipe supplier erbil, municipal water procurement iraq, grp sewer pipe basra, gate valve supplier iraq" }, { "@type": "TechArticle", "@id": "https://indusiraq.com/product/large-diameter-water-transmission-gate-valves-dn700-dn1400#technical-brief", "headline": "Technical Field Evaluation: Large-Diameter Water Transmission Gate Valves (DN700–DN1400, Bevel Gear / Bypass, PN16)", "name": "Engineering Datasheet & Field Compliance Dossier", "description": "Large-Diameter Water Transmission Gate Valves provide the ultimate heavy-duty isolation technology for mega-scale municipal water transfer lines, regional raw water booster stations, and strategic...", "articleBody": "Large-Diameter Water Transmission Gate Valves provide the ultimate heavy-duty isolation technology for mega-scale municipal water transfer lines, regional raw water booster stations, and strategic water security schemes across Iraq. In massive transmission pipelines carrying treated drinking water or raw river water across governorates (e.g., Tigris conveyance to Baghdad, Euphrates supplies to Muthanna and Basra), isolation valves must withstand enormous hydrostatic end-thrust forces exceeding hundreds of metric tons. Indus large-diameter gate valves are cast from heavy-section spheroidal graphite ductile iron (EN-GJS-500-7) with heavy internal stiffening ribs engineered to resist pipeline bending moments without body distortion.\n\nTo overcome the immense differential pressure holding the heavy gate against its seat, each valve is equipped with an integrated flanged bypass valve assembly (DN50 to DN100). Prior to opening the main valve, operators open the bypass line to equalize upstream and downstream water pressure, dramatically reducing opening torque and preventing destructive water hammer surges in downstream dry pipelines. The main drive features a heavy-duty enclosed bevel gearbox with grease/oil bath lubrication (IP68 submersible rated) and multi-roller axial thrust bearings.\n\nFinished inside and out with heavy fusion-bonded epoxy (min 250 µm, WRAS certified) or internal cement mortar lining, the valve resists aggressive desert groundwater and mineral-rich river water. Staged across our Erbil Heavy Plant Yard, Baghdad Central Logistics Depot, and Basra Port Hub, Indus supplies large transmission gate valves with bypass trim, mechanical position indicators, and full EN 10204 3.1 inspection certification.", "image": [ "https://indusiraq.com/assets/images/indus_logo.png" ], "datePublished": "2026-09-11T22:52:50+03:00", "dateModified": "2026-10-23T22:07:23+03:00", "author": { "@type": "Organization", "@id": "https://indusiraq.com/division/water-wastewater#directorate", "name": "Indus Division 01: Water & Wastewater Engineering Directorate" }, "publisher": { "@type": "Corporation", "@id": "https://indusiraq.com/#corporation", "name": "Indus Industrial Group - Iraq", "logo": { "@type": "ImageObject", "url": "https://indusiraq.com/assets/images/indus_logo.png" } }, "inLanguage": "en", "about": { "@id": "https://indusiraq.com/product/large-diameter-water-transmission-gate-valves-dn700-dn1400#product" } }, { "@type": "FAQPage", "@id": "https://indusiraq.com/product/large-diameter-water-transmission-gate-valves-dn700-dn1400#faq", "mainEntity": [ { "@type": "Question", "name": "Why is a bypass valve assembly mandatory on large diameter gate valves in Iraq?", "acceptedAnswer": { "@type": "Answer", "text": "On a closed DN1000 valve at 16 Bar pressure, the water force pushing the wedge against the seat exceeds 120 metric tons. Attempting to open the valve under this load causes severe seat friction and can strip the stem nut. The bypass valve equalizes the water pressure on both sides of the wedge, allowing smooth, low-torque opening without equipment damage." } }, { "@type": "Question", "name": "Can these large transmission valves be retrofitted with electric actuators?", "acceptedAnswer": { "@type": "Answer", "text": "Yes. All Indus large-diameter gate valves feature standardized ISO 5210 top mounting flanges on the bevel gearbox, allowing direct mounting of Rotork, Auma, or Indus electric motor actuators without dismantling the gearbox." } }, { "@type": "Question", "name": "What logistics arrangements are provided for transporting these heavy valves in Iraq?", "acceptedAnswer": { "@type": "Answer", "text": "Valves weighing up to 8 to 15 metric tons are mobilized using specialized heavy flatbed trailers equipped with custom cradle supports and offloaded using certified mobile cranes direct to pipeline trenches across all Iraqi governorates." } } ] } ] } }