A178 Square Tube-Professional Seamless Steel Pipe & Tube Manufacturer

A178 Square Tube

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A178 square tube is a resistance welded (ERW) carbon steel/carbon manganese steel square tube based on the ASTM A178/A178M standard. Its core is oriented towards medium, low, medium, and high temperature working conditions such as boilers and superheaters. It focuses on reliable welding quality, stable strength at medium temperatures, and adaptability to molding. It is an economical pressure resistant square tube used in power plants and industrial boilers.

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Product Name	square tube
application	For irrigation,Structure, Accessorize And Construction Decorative square tubes, machine tool equipment square tubes, mechanical industry square tubes, chemical industry square tubes, steel structure square tubes, shipbuilding square tubes, automotive square tubes, steel beam column square tubes, special purpose square tubes
Cross-section shape	square
Surface treatment	Hot-dip galvanized square pipe, electro-galvanized square pipe, oiled square pipe, pickling square tube oiled square pipe, pickling square tube
specification	1010~~800*800
length	12m/6m/3-12m/or request
Grade	Q195,Q235(A,B,C,D),Q345(A,B,C,D),ASTM A500,A53，A36，S235JR,S235J0H,S235J2H,S275JR,S275J0H,S275J2H,S355JR,S355JOH,S355J2H,C250LO,C350LO,SS400，304，304L、309S、310S、316316Ti、317317L、321347347H、304N、316L、316N、201202
standards	ASTM, ASME,EN, JIS, DIN,GB/T etc
Certification	ISO9001, SGS, BV,TUV,API5L
Delivery&Shipment	1) By Container(1-5.95 meter suitable to load 20ft container,6-12 meter length suitable to load 40 ft container) 2) Bulk shipment
Surface treatment	hot rolling
Test & Inspection	With Hydraulic Test, Eddy Current , Infrared Test,The third party inspection
Used	Used For irrigation,Structure, Accessorize And Construction