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Home > Products > Seamless Rectangle Steel Tube > ASTM A450 Square Retangular Steel Tube
ASTM A450 Square Retangular Steel Tube
ASTM A450 Square Retangular Steel Tube
ASTM A450 Square Retangular Steel Tube
ASTM A450 Square Retangular Steel Tube
  • ASTM A450 Square Retangular Steel Tube
  • ASTM A450 Square Retangular Steel Tube
  • ASTM A450 Square Retangular Steel Tube
  • ASTM A450 Square Retangular Steel Tube

ASTM A450 Square Retangular Steel Tube

    Payment Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union
    Incoterm: FOB,CFR,CIF,FCA,CPT
    Min. Order: 10 Ton
    Delivery Time: 45 Days

Basic Info

Model No.: ASTM A450

Type: Welded

Certification: API

Application: Structure Pipe, Fluid Pipe

Section Shape: Square, Square

Surface Treatment: Oiled

Usage: Pipeline Transport, Oil&Gas Well Drilling

Technique: ERW, ERW

Material: Carbon Steel, 10#.20#.45#15Mn.20Mn.45Mn.

Standard: API, ASTM, ASTM A450

Keyword: ERW Square Tube

Surface: Oil Painted

End Protector: As Request

MOQ: 10 Tons

Sample: Provided

Outer Diameter: 20*20-600*600mm

Additional Info

Packaging: In wooden boxes or request

Productivity: 100000 ton/year


Transportation: Ocean,Land,Air

Place of Origin: Zhejiang China

Supply Ability: 100000 Ton per year

Certificate: ISO9001

HS Code: 7304199000


Product Description

ASTM A450 DN50 Round Square Retangular Steel Tube Packing in Bundles

Production range:5*20mm-100*200mm


Q195/Q215/Q235/Q345/ Q195-Q235 ABCD

Q195 → Grade B, SS330,SPHC, S185

Q215 → Grade C,CS Type B,SS330, SPHC

Q235 → Grade D,SS400,S235JR,S235JO,S235J2

Thickness range:0.5-2.5mm

Any length: normally 5.8/6/12m

Application:construction,fencing pipe,threaded pipe,greenhouse pipe,furniture

Torich Strength:
1. Torich is the STEEL TUBE MAKER company in China,playing a significant role in domestic market as well as international market.
2. Our products have exported to over 56 countries worldwide, winning a great fame among our customers.
3. There was no quality claim in the past 3 years.
4. First production was started since 1997, our boss worked in steel tube industry for over 10 years before started the own factory, factory engineers with over 30 years manufacturing experience, knowing well about production and inspection technology.
5. We have been exporting steel tubes since 10 years ago, and know well about international standard for steel tubes DIN/EN,ASTM,SAE,BS,GOST,JIS etc,also with great experience of International trading practices.
6. Our team take Timely action within 24 hours after receiving customers' first requirement and enquiry.
7. 100% prompt delivery in the past 3 years.
8. 100% dimensional check and 100% visual inspection on tube surfaces.
9. 100% eddy current test and ultrasonic test for detecting longitudinal and transversal defects.
10.Convenient tranportation: production location is 30 mins high speed train from Shanghai, 2 hours drive from Shanghai


Bared, Oil, Galvanized, Paint


6m, 12m, or according to customers` requirements


Machinery manufacture, Roads and Bridges,Construction,Transportation

Port of Shipment

Zhejiang China


1.Chemical Component Analysis (C,Si,Mn,S,P)

2.Mechanical Properties (Tensile Strength, Yield Strength, Elongation )

MTC is supplied.

Third party inspection: BV,SGS

P3250092Img 20160229 141502

Pic 20161025 152557 4beImg 20160229 141535 Hdr

Looking for ideal DN50 Square Steel Tube Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the ASTM A450 Retangular Steel Tube are quality guaranteed. We are China Origin Factory of Carbon Steel Pipes. If you have any question, please feel free to contact us.

Product Categories : Seamless Rectangle Steel Tube

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