According to the company's current situation, the company can produce the pipe diameter range: 7mm ~ 168.3mm Thickness range: 0.8mm ~ 20mm. Material (steel grade and quanlity grade) is not strictly limited.
 
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ASTM A 450 / ASME SA 450 /ASTMA450/ASMESA450
Steel-Tube   2009-08-16 23:15:57 Author:Josen Dong Source: Font size:[Large][Middle][Small]

ASTM A450/ASME SA450 STANDARD SPECIFICATION FOR GENERAL REQUIREMENTS FOR CARBON FERRITIC ALLOY AND AUSTENTIC ALLOY STEEL TUBES1
(ASTM A 450 / ASME SA 450 /ASTMA450/ASMESA450)

1. Scope

1.1 This specification2 covers a group of requirements which, with the exceptions of 4.3 and Section 5, 6, 17 , 18, 19, 20, 21, 22, and 23, are mandatory requirements to the following ASTM tubular product specifications:3

Title of Specification

ASTM DesignationA

Seamless Low-Carbon and Carbon-Molybdenum Steel Still Tubes for Refinery Service

A161

Electric-Resistance-Welded Carbon Steel and Carbon-Manganese Steel Boiler Tybes

A178 / A178M

Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes

A179 / A179M

Semaless carbon Steel Boiler Tubes for High-Pressrue Service

A192 / A192M

Seamless Cold-Drawn Intermediate Alloy Heat-Exchanger and Conderser Tubes

A199 / A199M

Seamless Intermediate Alloy-Steel Still Tubes for Refinery Service

A200

Seamless Carbon-Molybdenum Alloy-Steel Boiler and Superheater Tubes

A209 / A209M

Seamless Medium-Carbon Steel Boiler and Supergeater Tubes

A210 / A210M

Seamless Ferrtic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes

A213 / A213M

Electric-Resistance-Welded carbon Steel Heat-Exchanger and Condenser Tubes

A214 / A214M

Electric-Resistance-Welded Carbon Steel Boiler and superheater Tubes for High-Pressure Service

A226 / A226M

Welded Austenitic Steel Boiler, superheater, Heat-Exchanger, and Condenser Tubes

A249 / A249M

Electric-Resistance -Welded Ferritic Alloy-Steel Boiler and Superheater Tubes

A250 / A250M

Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

A268 / A268M

Seamless and Welded Austenitic Stainless Steel Tubing for General Service

A269

Seamless and Welded Austenitic Stainless Steel Sanitary Tubing

A270

Seamless Austenitic chromium-Nickel Steel Still tubes for Refinery Service

A271

Seamless and Welded Carbon and Alloy-Steel Tubes for Low-Temperature Service

A334 / A334M

Seamless and Electric-Welded Low-Alloy-Steel Tubes

A423 / A423M

Electric-Resistance-Welded Coiled Steel Tubing for Gas and Fuel Oil Lines

A539

Seamless Cold-Drawn Carbon Steel Feedwater Heater Tubes

A556 / A556M

Welded Austenitic Stainless Steel Feedwater Heater Tubes

A688 / A688M

Seamless Medium-Strength Carbon-Molybdenum Alloy-Steel Boiler and Superheater Tubes

A 692

Austenitic Stainless Steel Tubing for Breeder Reactor Core Components

A771

Seamless and Welded Ferritic/Austenitic Stainless Steel tubing for General Service

A789 / A789M

Welded Unannealed Ferritic Stainless Steel Tubing

A791 / A791M

Welded Ferritic Stainless Steel Feedwater Heater Tubes

A803 / A803M

Seamless, Cold-Drawn Carbon Steel Tubing for Hy-draulic System Service

A822

Austenitic and Ferritic Stainless Steel Duct Tubes for Breeder Reactor Core components

A826

High-Frequency Induction Welded, Unannnealed AusteniticSteel Condenser Tubes

A851

AThese designations refer ro the latest issue of the respective specifications.

1.2 One or more of Sections 1.3, 5, 6, 17, 18, 19, 20, 21, 22, and 23 apply when the product specification or purchase order has a requirement for the test or analysis described by these sections.

1.3 In case of conflict between a requirement of the product specification and a requirement of this general requirement specification only the requirement of the product specification need be satisfied.

1.4 The values stated in eithe inch-pound units or SI units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. the values Stated in each system must be used independently of the other. combining values from the two systmes may result in nonconformance with the specification. the inch-pound units shall apply unless the "M" desigantion (SI) of the product specification is specified in the order.

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