The ASTM A106 specification covers seamless carbon steel pipes intended for high-temperature applications. These pipes are commonly used in refineries and boiler plants where they transport gases or liquids under conditions involving high temperatures and pressures. Pipes manufactured according to ASTM A106 must be capable of undergoing various forming operations such as bending, flanging, and welding without compromising their structural integrity. Grade A Grade B Grade C 0.08 Â ASTM A106 is widely recognized for its robustness and reliability in demanding environments. Its chemical composition ensures excellent mechanical properties, making it a preferred choice for critical industrial applications. The dimensional tolerances specified further enhance its suitability for precise engineering needs. These pipes are not only strong but also versatile, allowing them to be formed into various shapes while maintaining their structural integrity. This combination of strength and flexibility makes ASTM A106 a cornerstone material in industries that require high-performance piping solutions. Fuel Dispenser Electronic Accessories Fuel Dispenser Display Screen,Fuel Dispenser Metal Keyboard,Fuel Dispenser Transformer,Fuel Dispenser Bellow Henan Wenjia Energy Technology Co., Ltd , https://www.hnwjny.comASTM A106 Standard Specification
Chemical Composition of ASTM A106:
Steel Grade
C, max.%
Mn%
P, max
S, max
Si, min
Cr, max
Cu, max
Mo, max
Ni, max
V, max
0.25
0.27 - 0.93
0.035
0.035
0.10
0.40
0.40
0.15
0.40
0.08
0.30
0.29 - 1.06
0.035
0.035
0.10
0.40
0.40
0.15
0.40
0.08
0.35
0.29 - 1.06
0.035
0.035
0.10
0.40
0.40
0.15
0.40
ASTM A106 Mechanical Properties:
Grade
Tensile Test MPa or N/mm²
Remarks (Similar to JIS)
Minimum Yield Point
Tensile Strength
Gr A
205
330Min
 (STPG370)
Gr BÂ
240
415Min
 (STPG410)
Gr C
275
485Min
 (STPG480)
Dimensional Tolerances for ASTM A106 Pipes:
Pipe Type
Pipe Sizes
Tolerances
Cold Drawn
OD
≤48.3mm
±0.40mm
≥60.3mm
±1%mm
WT
±12.5%
Number of Tests Required:
Test Type
NPS
On One Length from Each Lot of
Tensile
5 and smaller
400 or less
6 and larger
200 or less
Bending
2 and smaller
400 or less
Flattening
2 through 5
400 or less
6 and over
200 or less
ASTM A106 Standard Specification
Fuel Dispenser Electronic Accessories – Classification Overview
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Electronic accessories play a vital role in enhancing the functionality, accuracy, and connectivity of modern fuel dispensers. These components support metering, control, communication, and safety functions, ensuring smooth operation across a wide range of fueling environments. Fuel dispenser electronic accessories can be classified according to their core function, interface type, compatibility, and application purpose.
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1. By Core Function:
• Control Boards (Mainboards):
Act as the central processing unit of the dispenser, managing data flow, transaction control, and system logic.
• Display Modules:
Include LED or LCD screens for showing volume, price, and unit rate. Available in single or dual-display formats.
• Keypads & Input Panels:
Used for user input, preset fueling amounts, and system configuration.
• IC Card Readers & Payment Terminals:
Enable secure, contactless, or card-based transactions in modern fuel stations.
• Communication Modules (RS-485, Ethernet, Wi-Fi, 4G):
Facilitate data exchange with POS systems, station controllers, or remote monitoring platforms.
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2. By Interface Type:
• Analog Signal Modules:
Traditional signal-based control for basic operations and legacy systems.
• Digital & Smart Interfaces:
Use protocols like RS-232, RS-485, or TCP/IP for reliable communication and remote diagnostics.
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3. By Compatibility:
• Universal Components:
Standard accessories that fit most international fuel dispenser brands and models.
• Brand-Specific Modules:
Custom-designed components tailored for specific dispenser models (e.g., T7, T9, T10 series).
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4. By Application Purpose:
• Retail Fueling Systems:
Focus on customer interface, transaction accuracy, and payment integration.
• Fleet & Commercial Systems:
Prioritize data logging, fuel control, and compatibility with centralized fuel management platforms.
• Self-Service Dispensers:
Feature user-friendly input devices, secure card modules, and standalone transaction boards.
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These electronic accessories are developed to meet industry standards in EMC protection, environmental durability, and data security, ensuring long-term reliability and easy maintenance in demanding field conditions.