ASTM A105 Flange Manufacturer | EN 1092-1 Type 11 Weld Neck Flange Supplier

Carbon Steel Flanges Compliant with ASTM A105 / A105N, EN 1092-1, DIN 2633 Standards

High Quality ASTM A105 Flange Manufacturer

Как ведущий ASTM A105 flange manufacturer, we supply high-quality carbon steel flanges to the Netherlands and European markets. Our flanges meet ASTM A105 / A105N specifications while fully compatible with EN 1092-1 и ДИН standards commonly used in Dutch industrial applications.

Key Specifications:

Материал: ASTM A105, A105N, A350 LF2, Rst37.2
Стандарты: ASTM A105, ASME B16.5, EN 1092-1, DIN 2633/2634/2635
Номинальное давление: Class 150-2500 (ANSI) / PN6-PN400 (EN/DIN)
Размеры: DN15 (1/2″) to DN4000 (160″)
Типы: Weld Neck (Type 11), Slip On (Type 01), Blind (Type 05), Plate, Threaded

Standards Comparison: ASTM vs EN 1092-1 vs DIN

Dutch engineers often work with multiple standards. Here’s the complete conversion reference:

ANSI/ASME	EN 1092-1 Type	DIN Standard	Класс давления	Распространенные приложения
Класс 150	Type 01/11/05	DIN 2576/2633	PN10-PN16	General piping, water treatment
Класс 300	Type 01/11/05	DIN 2634	PN25-PN40	Oil & gas, chemical plants
Класс 600	Type 01/11/05	DIN 2635	PN63-PN100	High-pressure systems
Класс 900	Type 11/05	DIN 2637	PN160	Power plants, offshore
Класс 1500	Type 11/05	DIN 2638	PN250	Heavy industrial

Material Equivalents

Стандарт ASTM	EN/DIN Equivalent	Класс материала	Приложение
ASTM A105	1.0460 / Rst37.2	C22.8 / P250GH	General carbon steel
ASTM A105N	1.0460 + N	Нормализованный	Low temperature
ASTM A350 LF2	1.1121	P245GH	Low temperature service
ASTM A694 F52	1.0425	P265GH	High yield strength

EN 1092-1 Type 11 Weld Neck Flange (Equivalent to ANSI Weld Neck)

Most Popular for Dutch Pipeline Projects

The EN 1092-1 Type 11 weld neck flange is the European equivalent of ANSI/ASME weld neck flanges. Designed for critical applications where weld integrity is paramount.

Technical Features:

Облицовка: Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ)
Welding End: Butt weld (BW) per EN 12627 / ANSI B16.25
Отделка поверхности: Spiral serrated (3.2-6.3 μm Ra) or smooth finish
Маркировка: EN 10204 3.1 or 3.2 material certificates

Dimensions (Selected):

ДН	PN16 OD (mm)	PN16 Thickness (mm)	PN40 OD (mm)	PN40 Thickness (mm)	Bolts PN16	Bolts PN40
50	165	20	165	20	4×M16	4×M16
100	220	24	235	28	8×M16	8×M20
150	285	26	300	32	8×M20	8×M24
200	340	30	375	36	12×M20	12×M27
300	445	34	485	44	12×M20	16×M30

Full dimension charts available upon request

Industries We Serve in the Netherlands

Our ASTM A105 flanges are widely used across Dutch industrial sectors:

Oil & Gas Industry

Приложения: Offshore platforms, refineries, pipeline systems
Стандарты: API 6A, NORSOK M-630, EN 1092-1
Special: NACE MR0175/ISO 15156 sour service compliance

Chemical & Petrochemical

Приложения: Process piping, reactor connections, storage terminals
Стандарты: EN 12516, ASME B16.34
Материалы: ASTM A105, A350 LF2 for low temperatures

Water Treatment & Desalination

Приложения: Municipal water systems, desalination plants
Стандарты: EN 545, EN 593
Coatings: Epoxy, galvanizing, fusion bonded epoxy (FBE)

Генерация электроэнергии

Приложения: Steam systems, cooling water, fuel handling
Стандарты: EN 10222, ASME Section VIII
Certifications: PED 2014/68/EU, ATEX available

Shipbuilding & Maritime

Приложения: Ballast systems, fuel lines, cargo handling
Стандарты: IACS, EN 13445
Материалы: Shipbuilding grade carbon steel

Универсальный поставщик фланцев для всех ваших нужд

SSM has significant product advantages in manufacturing A105 Flange. Whether it’s quality or price, we will meet your needs.

Certifications & Quality Assurance

European Compliance Guaranteed

Certification	Описание	Relevance to Dutch Market
CE Marking	PED 2014/68/EU compliance	Mandatory for EU pressure equipment
ISO 9001:2015	Quality management	Standard requirement for Dutch buyers
EN 10204 3.1/3.2	Material inspection certificates	Required for traceability
TÜV Rheinland	Third-party inspection	Trusted by European purchasers
НАСЕ MR0175	Sour service resistance	Oil & gas industry requirement
AD 2000 Merkblatt	German pressure vessel standard	Recognized in Netherlands

Quality Control Process:

Incoming Material: PMI (Positive Material Identification) testing
Forging Process: Ultrasonic testing (UT) of raw forgings
Обработка: Dimensional inspection per ISO 2768-m
Final Inspection: Visual, dimensional, and surface finish checks
Documentation: Mill test certificates per EN 10204

Why Dutch Buyers Choose Us

Logistics Advantages for Netherlands

Rotterdam Port Delivery: Optimized shipping to Europe’s largest port
Customs Clearance: Pre-cleared documentation for smooth EU import
Stock in Europe: Selected sizes available from European warehouse (3-5 days delivery)
Incoterms: FOB, CIF Rotterdam, DDP available

Technical Support

Standard Conversion: Full ASTM ↔ EN 1092-1 ↔ DIN technical support
CAD Drawings: 2D/3D drawings provided for all flange types
Pressure Calculations: Assistance with flange selection per EN 13445
Welding Procedures: WPS/PQR documentation support

Flexible Ordering

Order Type	Minimum Order	Срок поставки	Лучшее для
Stock Items	1 piece	3-7 days	Emergency repairs
Mill Production	50 pcs/size	4-6 weeks	Project orders
Container Load	Mixed sizes	6-8 weeks	Regular supply

Product Range

By EN 1092-1 Type

Type 01 (Plate Flange/Slip-On): DIN 2576, DIN 2501
Type 11 (Weld Neck Flange): DIN 2633, DIN 2634, DIN 2635
Type 05 (Blind Flange): DIN 2527
Type 02 (Loose Plate): DIN 2641, DIN 2642
Type 32 (Weld-on Collar): DIN 2673

By ANSI/ASME Class

Класс 150: Low pressure, general purpose
Класс 300: Medium pressure, industrial
Класс 600: High pressure, oil & gas
Class 900/1500: Critical applications
Класс 2500: Extreme pressure

Special Coatings & Finishes

Стандарт: Rust-preventive oil, black paint
Galvanized: Hot-dip galvanized per EN ISO 1461
Epoxy Coating: FBE, 3LPE for corrosion resistance
Stainless Steel Clad: 304/316 overlay for corrosion areas

Request a Quote

Get your ASTM A105 flange quotation within 24 hours

Required Information for Quotation:

Flange type (Weld Neck, Slip-On, Blind, etc.)
Standard (ASTM A105, EN 1092-1 Type 11, DIN 2633)
Size (DN or NPS) and pressure rating (PN or Class)
Quantity required
Delivery location (Rotterdam, Amsterdam, or other)

Дополнительные ресурсы:

https://en.wikipedia.org/wiki/Stainless_steel