A working glossary for every Vinn Al Azl writer, engineer and account manager. 95 terms across five disciplines — insulation materials, cold-end engineering, Aramco/SABIC procurement, HSE & QA, and Saudi business vocabulary. Pronunciation hints help non-Arabic speakers read Arabic terms aloud.
| EN term | المصطلح العربي | Pronunciation | Definition |
|---|---|---|---|
| PIR (Polyisocyanurate) | بولي إيزوسيانورات | boo-lee ee-zoh-see-ah-noo-rat | Closed-cell rigid foam; service −196 to +150 °C; first choice for LNG and ethylene cold lines. |
| PUR (Polyurethane) | بولي يوريثان | boo-lee yoo-ree-than | Rigid closed-cell foam; service −50 to +110 °C; chemical-plant cold and warm service. |
| Phenolic foam | رغوة فينولية | rugh-wa fee-noo-lee-yah | Low smoke / low toxicity rigid foam; preferred for offshore and confined-space service. |
| Aerogel blanket | بطّانية إيروجل | bat-tah-nee-yah ay-roh-jel | Silica-aerogel mat; λ ≈ 0.014 W/m·K; very thin envelope, retrofit and tight-space insulation. |
| Calcium silicate | سيليكات الكالسيوم | see-lee-kat al-kal-see-yoom | Pre-formed hot-service block; service up to +650 °C; steam, hot oil, reformer lines. |
| Ceramic fibre | ألياف سيراميكية | al-yaaf see-ra-mee-kee-yah | High-temperature blanket / module; service up to +1260 °C; furnace and kiln lining. |
| Rockwool / Mineral wool | صوف صخري | soof sakh-ree | Stone-spun fibre; acoustic and thermal; non-combustible; service +50 to +650 °C. |
| Glass wool | صوف زجاجي | soof zoo-jaa-jee | Spun glass fibre; lighter than rockwool; HVAC and warm-service applications. |
| LDPE / HDPE | بولي إيثيلين منخفض/مرتفع الكثافة | boo-lee ay-thee-leen | Low / high-density polyethylene jacket and core; vapour barrier, mechanical protection. |
| XPS (Extruded polystyrene) | بوليسترين مبثوق | boo-lee-stee-reen mab-thooq | Extruded polystyrene board; service −50 to +75 °C; tank pads and underground service. |
| PEF (Polyethylene foam) | رغوة بولي إيثيلين | rugh-wa boo-lee ay-thee-leen | Flexible closed-cell foam; chilled water and HVAC; humid-service vapour barrier. |
| FEF (Flexible elastomeric) | عَزل مَطّاطي مَرِن | azl mat-taa-tee ma-rin | Rubber-based elastomeric foam; chilled water, refrigerant, dew-point control. |
| Foamglas | زجاج رغوي | zoo-jaaj rugh-wee | Cellular glass; impermeable to liquids; cryogenic and below-grade service. |
| Perlite | بيرلايت | beer-light | Expanded volcanic glass; loose-fill or pre-formed; cryogenic tank annulus fill. |
| Vacuum insulation panel | لوحة عَزل تفريغية | low-ha azl taf-ree-ghee-yah | Evacuated core panel; λ < 0.005 W/m·K; specialist cryogenic and pharmaceutical service. |
| EN term | المصطلح العربي | Pronunciation | Definition |
|---|---|---|---|
| λ-value (Lambda) | قيمة لامبدا | qee-mat lam-da | Thermal conductivity in W/m·K; the single most important spec for insulation performance. Lower = better. |
| K-factor | معامل K | moo-aa-mil kaa | Imperial-unit thermal conductivity (BTU·in / hr·ft²·°F); the US equivalent of λ. |
| Thermal conductivity | المُوصِليّة الحرارية | al-moo-see-lee-yah al-ha-ra-ree-yah | Material property describing heat transfer through a unit thickness per temperature gradient. |
| Cryogenic | كرّيوجيني | kree-yoh-jee-nee | Service temperatures below −150 °C; the operating range of LNG, LIN, LOX, LH₂ and ethylene. |
| Cold pipe support | دعامة أنبوب باردة | di-aa-ma oon-boob baa-ri-dah | Pre-insulated load-bearing pipe shoe for cold service; transfers pipe load without thermal bridging. |
| Spring hanger | مُعلِّق نابِضي | moo-al-liq naa-bi-dee | Variable or constant-load spring suspension absorbing pipe thermal movement. |
| Cold shoe | حِذاء بارد | hee-zhaa baa-rid | Composite saddle isolating cold pipe from structural support; integrates insulation core and load shell. |
| Vapour barrier | حاجِز بُخار | haa-jiz boo-khaar | Continuous low-permeability layer preventing water-vapour ingress into the insulation envelope. |
| Jacket | غِطاء خارجي / جاكِت | ghee-taah khaa-ree-jee | Outer mechanical and weather protection (Al, SS, PVC, GRP) over the insulation. |
| Weather barrier | حاجِز جَوّي | haa-jiz jaw-wee | Outermost membrane resisting UV, rain, sand and chloride attack; often metal or mastic-coated. |
| Thermal bridge | جِسر حراري | jis-r ha-ra-ree | Local high-conductivity path bypassing insulation; causes condensation and energy loss. |
| Dew point | نُقطة النَّدى | noq-tat an-na-da | Temperature at which water vapour condenses; cold insulation must keep surfaces above ambient dew point. |
| CUI (Corrosion Under Insulation) | تآكُل تحت العَزل | ta-aa-kul taht al-azl | Hidden pipe-wall corrosion from trapped moisture; primary cause of cold-line failure. |
| U-value | قيمة U | qee-mat yoo | Overall heat-transfer coefficient through a complete assembly (W/m²·K); building and tank design metric. |
| R-value | قيمة R | qee-mat ar | Thermal resistance of insulation thickness (m²·K/W); the inverse expression of U-value. |
| Mastic / sealant | مادّة سَدّ | maad-dat sadd | Field-applied elastomeric compound sealing seams, terminations and penetrations. |
| Saddle | سَرج دَعم | sarj da-am | Curved load-spreading insert between pipe and support, preventing point-load crush of insulation. |
| Pipe shoe | حِذاء أنبوب | hee-zhaa oon-boob | Standardised welded or strap-on support transferring pipe load to structural steel. |
| EN term | المصطلح العربي | Pronunciation | Definition |
|---|---|---|---|
| SAES-Q (Aramco) | مواصفة أرامكو الهندسية | SAES-Q | Saudi Aramco Engineering Standard — the QA/QC family of specifications binding on every vendor. |
| IKTVA | إكتفاء | ik-ti-faa | In-Kingdom Total Value Add — Aramco's local-content scoring program; key award criterion. |
| ITP (Inspection & Test Plan) | خِطّة الفَحص والاختبار | khit-tat al-fahs wal-ikh-ti-baar | Vendor-submitted document listing every QA hold, witness and review point for the scope. |
| MTR (Material Test Report) | تقرير اختبار المواد | taq-reer ikh-ti-baar al-ma-waad | Mill certificate confirming chemical and mechanical conformity of supplied steel / alloy. |
| EN term | المصطلح العربي | Pronunciation | Definition |
|---|---|---|---|
| NCR (Non-Conformance Report) | تقرير عدم مُطابقة | taq-reer adam mu-taa-ba-qa | Formal QA record raised against a deviation from contract or standard; must be closed before delivery. |
| PQ (Pre-Qualification) | تأهيل مُسبَق | ta-heel moos-baq | Vendor screening stage; financial, technical, HSE and IKTVA documents reviewed before bidding. |
| BOQ (Bill of Quantities) | قائمة الكميات | qaa-i-mat al-kam-mee-yaat | Line-by-line schedule of every item, quantity, unit and rate in a tender / contract. |
| TBE (Technical Bid Eval.) | تقييم العَرض الفنّي | taq-yeem al-ard al-fan-nee | Buyer's technical scoring of bidder compliance; precedes commercial evaluation. |
| CBE (Commercial Bid Eval.) | تقييم العَرض التجاري | taq-yeem al-ard at-ti-jaa-ree | Buyer's price comparison among technically compliant bidders. |
| LOI (Letter of Intent) | خطاب نِيّة | khi-taab nee-yah | Pre-contract notification of award intent; allows mobilisation pending formal LOA. |
| LOA (Letter of Award) | خطاب التَّرسية | khi-taab at-tar-see-yah | Formal award document committing buyer; triggers contract execution and PO issue. |
| GI (General Instruction) | تعليمات عامّة | ta-lee-maat aam-mah | Aramco's binding internal directives — apply across all SAES and SAEP documents. |
| SHEM-13 (Aramco HSE) | دليل أرامكو للسلامة SHEM-13 | SHEM-thirteen | Aramco's Safety, Health & Environmental Manual chapter 13 — contractor safety requirements. |
| NDR (Non-Destructive Review) | فَحص غير إتلافي | fahs ghayr it-laa-fee | Inspection without damaging the article: UT, RT, MT, PT, VT methods. |
| 9COM / SAP vendor code | رقم المورِّد المُعتمَد | 9COM / SAP | Aramco's internal vendor master number; without it the company cannot transact with Aramco. |
| VID (Vendor Inspection Data) | بيانات فَحص المورِّد | vee-eye-dee | Final inspection package submitted with delivery; gate to release payment. |
| EN term | المصطلح العربي | Pronunciation | Definition |
|---|---|---|---|
| PPE (Personal Protective Equipment) | مُعِدّات وقاية شخصية | moo-id-daat wee-qaa-yah | Helmets, gloves, glasses, harnesses; mandatory in every Vinn Al Azl production and site area. |
| NEBOSH | شهادة نيبوش للسلامة | nee-boosh | UK-issued occupational safety certification; preferred HSE qualification for site supervisors. |
| LOTO (Lock-Out / Tag-Out) | إقفال وتعريف | loh-toh | Energy-isolation procedure; equipment locked and tagged before any servicing on live systems. |
| Permit-to-Work (PTW) | تصريح عَمل | tas-reeh aa-mal | Written authorisation defining the scope, controls and expiry of a specific work task on site. |
| Hot work | عَمل ساخِن | aa-mal saa-khin | Welding, grinding, cutting — any work generating sparks or open flame; requires hot-work permit. |
| Confined space | مكان مَحصور | ma-kaan mah-soor | Enclosed area with limited entry/exit and possible atmospheric hazard; gas-test required. |
| Toolbox talk | حلقة سلامة | hal-qat sa-laa-mah | Brief pre-shift safety briefing addressing the day's specific hazards and controls. |
| Near-miss | حادِث وَشيك | haa-dith wa-sheek | An incident with no injury but the potential for one; logged and analysed to prevent recurrence. |
| JSA (Job Safety Analysis) | تحليل سلامة المهمّة | jay-es-ay | Step-by-step hazard identification and control plan written before non-routine work begins. |
| MSDS / SDS | بيانات سلامة المواد | em-es-dee-es | Manufacturer's safety datasheet listing hazards, handling, storage and emergency response. |
| ISO 9001 | آيزو 9001 | eye-soh nine-thousand-and-one | International quality-management standard; baseline certification for Vinn Al Azl manufacturing. |
| ISO 45001 | آيزو 45001 | eye-soh fourty-five-thousand-and-one | Occupational health and safety management system; mandatory for major-EPC qualification. |
| FAT (Factory Acceptance Test) | فَحص قَبول المصنع | fat | Buyer-witnessed verification of equipment at the manufacturer's facility before shipment. |
| SAT (Site Acceptance Test) | فَحص قَبول الموقع | sat | Buyer-witnessed verification of installed equipment on-site after commissioning. |
| EN term | المصطلح العربي | Pronunciation | Definition |
|---|---|---|---|
| ZATCA | هَيئة الزَّكاة والضَّريبة والجمارك | zat-kah | Zakat, Tax and Customs Authority; the unified Saudi tax administrator and customs regulator. |
| GOSI | المؤسَّسة العامّة للتأمينات الاجتماعية | goh-see | General Organization for Social Insurance; mandatory payroll insurance and pension scheme. |
| WPS (Wage Protection System) | نِظام حِماية الأجور | wages-protection | Ministry of HR system requiring bank-transfer salary payments; non-compliance blocks visas. |
| SAMA | البنك المركزي السعودي | saa-mah | Saudi Central Bank (formerly Saudi Arabian Monetary Authority); banking and FX regulator. |
| Saudization (Nitaqat) | سَعودة / نِطاقات | sa-oo-dah / ni-taa-qaat | Mandated Saudi-national hiring ratios by sector and company size; Nitaqat tiers (Platinum → Red). |
| Iqama | إقامة | i-qaa-mah | Residency permit for non-Saudi employees; required for legal employment, banking and travel. |
| CR (Commercial Registration) | سِجِل تجاري | si-jil ti-jaa-ree | MoCI-issued company licence; the foundational legal-existence document of a Saudi entity. |
| VAT | ضَريبة القيمة المُضافة | vat | Value-Added Tax (15%); applies to most goods and services; managed via ZATCA Fatoora platform. |
| Zakat | زَكاة | za-kaat | 2.5% wealth assessment on Saudi/GCC-owned business equity; ZATCA-administered. |
| Fatoora | فاتورة | faa-too-rah | ZATCA's e-invoicing platform; all B2B invoices must clear Phase 2 integration. |
| MISA | وزارة الاستثمار | mee-sah | Ministry of Investment of Saudi Arabia; foreign-investment licensing authority. |
| SIDF | صندوق التنمية الصناعية | sid-eff | Saudi Industrial Development Fund; concessional financing for industrial CapEx and expansion. |
| MODON | مدن | moo-doon | Saudi Authority for Industrial Cities; allocates industrial land plots including Dammam 2 (D2IC). |
| MoCI | وزارة التجارة | moh-see | Ministry of Commerce; CR issuance and corporate-regulation authority. |
| Mudawala | مُداولة | moo-daa-wa-lah | Internal board / partner decision-making minute; required for major corporate acts. |
| Vision 2030 | رؤية 2030 | roo-yah twenty-thirty | Saudi national transformation programme; framework for IKTVA, NIDLP and Vision-aligned spend. |
| NIDLP | برنامج تطوير الصناعة | nid-lup | National Industrial Development & Logistics Program; Vision 2030's industrial pillar. |
| Etimad | اعتماد | i-ti-maad | Government e-procurement portal; all public-sector tenders and POs flow through it. |
| Najiz | ناجز | naa-jiz | Ministry of Justice digital-services platform; powers of attorney, contract notarisation. |
| Muqeem | مُقيم | moo-qeem | Expat-services platform; visa renewals, exit/re-entry, Iqama transactions. |