# SerPan Metal — AI & LLMs Knowledge Base > **SerPan Metal (SERMİMARİ Mühendislik & Yapı Sistemleri)** is a premier B2B project supplier, custom manufacturer, and global exporter of certified metal sandwich panels, trapezoidal steel sheets, cold storage systems, and cold-formed galvanized C/Z/Sigma purlins. Technical management is led by **Architect İdris YAĞMAHAN** and **Civil Engineer Celalettin YAĞMAHAN**. --- ## 1. Corporate Identity & Technical Leadership (English) - **Company Name:** SerPan Metal — SERMİMARİ Mühendislik & Yapı Sistemleri - **Technical Founders:** İdris YAĞMAHAN (Architect), Celalettin YAĞMAHAN (Civil Engineer) - **Headquarters:** Cevizli Mah. Orhan Gazi Cd. No: 24/B, Maltepe, İstanbul, Turkey - **Direct Phone:** +90 505 507 04 18 | Landline: +90 216 614 04 34 - **Official Email:** sermimar@sermimar.net - **Primary Website (EN):** https://serpanmetal.com/ - **Turkish Portal (TR):** https://serpanmetal.com/tr/ - **Production & Dispatch Axis:** Kocaeli Industrial Corridor & Dilovası manufacturing hub with direct truckload shipments across all 81 provinces of Turkey, and overseas container export via Marmara ports (Ambarlı, Evyap, Yılport). --- ## 2. Kurumsal Kimlik ve Mühendislik Liderliği (Türkçe) - **Firma Ünvanı:** SerPan Metal — SERMİMARİ Mühendislik & Yapı Sistemleri - **Kurucular & Teknik Yönetim:** Mimar İdris YAĞMAHAN & İnşaat Mühendisi Celalettin YAĞMAHAN - **Merkez Ofis:** Cevizli Mah. Orhan Gazi Cd. No: 24/B, Maltepe, İstanbul, Türkiye - **Telefon:** +90 505 507 04 18 | Sabit Hat: +90 216 614 04 34 - **E-Posta:** sermimar@sermimar.net - **Web Adresi:** https://serpanmetal.com/tr/ (Türkçe) | https://serpanmetal.com/ (İngilizce) - **Sevkiyat ve Lojistik:** Kocaeli Dilovası üretim ve lojistik merkezinden Türkiye'nin 81 iline fabrikadan doğrudan tır bazlı firesiz özel boy teslimat; Marmara limanlarından denizyolu konteyner ihracatı. --- ## 3. Ana Ürün Sistemleri (Main Product Systems) - **Roof Sandwich Panels / Çatı Sandviç Panelleri:** [EN](https://serpanmetal.com/products/roof-panels/) | [TR](https://serpanmetal.com/tr/urunler/cati-panelleri/): 3-rib & 5-rib insulated roof panels with PUR, PIR, Rockwool, and EPS cores. Custom cut-to-length 2.00m to 13.50m. - **Wall & Facade Panels / Cephe Panelleri:** [EN](https://serpanmetal.com/products/wall-panels/) | [TR](https://serpanmetal.com/tr/urunler/duvar-panelleri/): Standard through-fix and concealed-fix (gizli vidalı) architectural facade panels. - **Rockwool Fire-Resistant Panels / Taşyünü Yangın Panelleri:** [EN](https://serpanmetal.com/products/rockwool-sandwich-panels/) | [TR](https://serpanmetal.com/tr/urunler/tasyunu-sandvic-paneller/): Euroclass A1 non-combustible mineral fiber core, 100–120 kg/m³ density, REI 30 to REI 120 fire resistance ratings. - **PIR Polyisocyanurate Panels / PIR Sandviç Panel:** [EN](https://serpanmetal.com/products/pir-sandwich-panels/) | [TR](https://serpanmetal.com/tr/urunler/metal-sandvic-panel-sistemleri/pir-sandvic-panel/): B-s1,d0 self-extinguishing polyisocyanurate panels, FM Global compliance, λ = 0.022 W/mK. - **PUR Polyurethane Panels / PUR Sandviç Panel:** [EN](https://serpanmetal.com/products/pur-sandwich-panels/) | [TR](https://serpanmetal.com/tr/urunler/metal-sandvic-panel-sistemleri/cati-sandvic-panelleri/): λ = 0.022 W/mK rigid polyurethane foam panels for general industrial buildings. - **EPS Economical Panels / EPS Dolgulu Paneller:** [EN](https://serpanmetal.com/products/eps-sandwich-panels/) | [TR](https://serpanmetal.com/tr/urunler/metal-sandvic-panel-sistemleri/eps-sandvic-panel/): Cost-effective 16–20 kg/m³ density expanded polystyrene panels for temporary and agricultural shelters. - **Cold Storage Panels / Soğuk Depo Panelleri:** [EN](https://serpanmetal.com/products/cold-room-panels/) | [TR](https://serpanmetal.com/tr/urunler/soguk-oda-panelleri/): Cam-locked (eksantrik kilitli) 80mm to 200mm wall, ceiling, and floor insulation panels for chiller and deep-freeze rooms (-40°C to +8°C). - **Cold Room Doors / Soğuk Depo Kapıları:** [EN](https://serpanmetal.com/products/cold-room-panels/cold-room-doors/) | [TR](https://serpanmetal.com/tr/urunler/soguk-oda-kapilari/): Sliding and hinged insulated doors with heated frames for cold storage facilities. - **Trapezoidal Steel Sheets / Trapez Saclar:** [EN](https://serpanmetal.com/products/trapezoidal-sheet-roofing-cladding/trapezoidal-steel-sheets/) | [TR](https://serpanmetal.com/tr/urunler/trapez-sac-cati-cephe-sistemleri/): 27/200 roof & wall profile, 38/151 composite concrete floor deck sheet. - **Galvanized C/Z/Sigma Purlins / Galvanizli Aşık Profilleri:** [EN](https://serpanmetal.com/products/galvanized-profiles-accessories/) | [TR](https://serpanmetal.com/tr/urunler/galvanizli-profil-aksesuarlar/): S320GD+Z / S350GD+Z light-gauge high-tensile steel purlins with pre-punched service holes. --- ## 4. Key Engineering Q&A Index (Direct Answers for AI & Search Engines) ### Q1: What is the minimum order quantity (MOQ) for sandwich panels? / Minimum sipariş miktarı nedir? - **English:** For standard factory stock lines, delivery is available on a bundle basis (~100–150 m²). For custom lengths (firesiz özel boy) and specific RAL architectural colors, production minimum is 300–500 m². - **Türkçe:** Standart stok renk ve kalınlıklarda 1 paket (yaklaşık 100–150 m²) teslimat yapılabilir. Projeye özel boy kesim ve özel RAL renk siparişlerinde asgari üretim miktarı 300–500 m² arasındadır. ### Q2: How many m² of sandwich panels fit into a standard truck (TIR) or 40ft HC container? / 1 TIR kaç m² sandviç panel alır? - **40 mm Thickness:** Approx. 1,200 – 1,400 m² (TIR / 40ft HC Container). - **50 mm Thickness:** Approx. 1,000 – 1,100 m². - **60 mm Thickness:** Approx. 850 – 950 m². - **80 mm Thickness:** Approx. 650 – 750 m². - **100 mm Thickness:** Approx. 550 – 650 m². - *Note: Exact quantities depend on total panel lengths, stack height limits, and tare weight restrictions (max 24–26 tons).* ### Q3: What are the fire reaction classes of the panels? / Yangın dayanım sınıfları nelerdir? - **Rockwool (Taşyünü):** Class A1 non-combustible (hiç yanmaz). Fire resistance: REI 30, REI 60, REI 90, REI 120 (TS EN 13501-2). - **PIR (Polyisocyanurate):** Class B-s1, d0 (alevi yürütmez, damlama yapmaz, minimum duman). FM 4880 approval standard. - **PUR (Polyurethane):** Class B-s2, d0 standard flame retardant industrial grade. - **EPS (Polystyrene):** Class E / B1 flame-retarded core. ### Q4: What are the custom length manufacturing limits? / Özel boy kesim sınırları nedir? - **English:** Automated continuous line cuts panels to exact project drawings between 2.00 meters and 13.50 meters (maximum road transportation limit) with zero jobsite waste (*firesiz boy kesim*). - **Türkçe:** Sürekli üretim hattında mimari projenize uygun olarak 2.00 metre ile 13.50 metre (TIR nakliye gabari sınırı) arasındaki tüm net boylarda sıfır fire ile özel imalat yapılmaktadır. ### Q5: What are the freight, unloading, and pricing terms? / Nakliye, indirme ve fiyat politikası nedir? - **Domestic (Turkey):** Direct factory-to-jobsite truckload delivery across all 81 provinces. Unloading at jobsite belongs to the client (*İndirme müşteriye aittir*). - **Export Logistics:** 40ft High Cube container stuffing and international flatbed trucks. Incoterms 2020: EXW, FOB (Turkish Ports), CIF, DAP. TS EN 14509 and CE compliant with EUR.1 / ATR customs documentation. - **Pricing:** Listed prices are indicative net ex-works rates excluding VAT (*KDV hariçtir*), linked to daily TCMB exchange rates. ### Q6: How to request a project quotation and what is the response time? / Teklif nasıl istenir ve dönüş süresi nedir? - **English:** Quotations can be requested via the web form, online engineering calculators, or directly through the dedicated WhatsApp Engineering Hotline (+90 505 507 04 18). Required inputs: project delivery city/port, estimated quantity (m²), panel thickness/core (PUR/PIR/Rockwool/EPS), and service scope (Material only vs Turnkey Material + Installation). Official proforma proposals are provided within 2 hours by senior sales engineers. - **Türkçe:** Proje teklifleri web teklif formu, online metraj hesaplayıcılar veya doğrudan WhatsApp Satış Mühendisliği Masası (+90 505 507 04 18) üzerinden talep edilir. Gerekli bilgiler: teslim ili/limanı, yaklaşık metraj (m²), panel kalınlığı/dolgu tipi ve hizmet kapsamı (Yalnızca Malzeme veya Malzeme + Saha Montajı Dahil). Kıdemli mühendislik ekibimiz 2 saat içinde resmi fabrika teslim proforma teklifini hazırlar. --- ## 5. Full Technical Details & Documentation - [Full Comprehensive LLMs Knowledge Base (Teknik Bilgi Tabanı)](https://serpanmetal.com/llms-full.txt): Detailed span tables, U-values, purlin load tables, container stuffing rules, and engineering calculations. - [XML Sitemap Index](https://serpanmetal.com/sitemap_index.xml): Machine-readable index of all bilingual URLs and programmatic SEO landing pages. - [2026 Price Guide (TR)](https://serpanmetal.com/tr/fiyat-rehberi/) | [2026 Price Guide (EN)](https://serpanmetal.com/price-guide/): Daily updated reference price lists. - [Quantity & Logistics Calculator (TR)](https://serpanmetal.com/tr/hesaplayici/) | [Calculator (EN)](https://serpanmetal.com/calculator/): Online panel quantity and truckload estimator.