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China Wholesale Carbon Steel Welded Pipe - Cold / Hot Rolled Bars High Alloy Carbon Steel Square Bars Rod – Royal Group

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Our company promises all users of the first-class products and the most satisfying post-sale service. We warmly welcome our regular and new customers to join us for Hot Dip Galvanized Steel Pipe , Square Steel Tube , Black Iron Pipe , Only for accomplish the good-quality product to meet customer's demand, all of our products have been strictly inspected before shipment.
China Wholesale Carbon Steel Welded Pipe - Cold / Hot Rolled Bars High Alloy Carbon Steel Square Bars Rod – Royal Group Detail:

Product Detail

Products Square bar
Dia 5mm~250mm
Length 3m,6m,9m,12m or as customer’s actual reques
Tolerance +0.5mm/-0(dia),+5mm/-0(L)
Standard ASTM A 615 Gr 40/60,BSS4449 Gr460B,500B etc
Material Q195,Q235,Q345,SAE1010,SAE1020,SAE1045,EN8,EN19,C45,CK45,SS400 etc.
Surface ASTM,AISI,JIS,GB, DIN,EN
Technique Hot rolled / cold rolled
Surface Black Finish ,Oiled,Shot Blasted,Spray Paint,Coated,Galvanized,Or as Your Request
Package In bundle, no other package or wrapped with waterproof, or as customers’ requirement

Product Application

 

1. Pole, viaduct pier, railway sleeper
2. For both indoor and outdoor the building construction

Origin

Tianjin China

Certificates

ISO9001-2008,SGS.BV,TUV

Delivery Time

Usually within 10-45 days after receipt of advance payment

Main Application

application

1.Fluid / Gas delivery, Steel structure, Construction;
2.ROYAL GROUP ERW/Welded round carbon steel pipes, which with Highest quality and strong supply ability are widely used in Steel structure and Construction.

Note:
1.Free sampling, 100% after-sales quality assurance, Support any payment method;
2.All other specifications of round carbon steel pipes are available according to your requirement (OEM&ODM)! Factory price you will get from ROYAL GROUP.

Size Chart

图片1

Process of production

Hot rolled square steel process: billet → heating → piercing → three roll cross rolling, continuous rolling or extrusion → de rolling → sizing → cooling → straightening → hydrostatic test → marking → warehousing.

 

The raw material for rolling square steel is square billet. The square steel embryo is cut by the cutting machine to process the billet with a length of about 1 meter, and is sent to the furnace for heating by the conveyor belt. The billet is sent into the furnace for heating at a temperature of about 1200 ℃. The fuel is hydrogen or acetylene. The temperature control in the furnace is a key problem.

生产

Product Inspection

3测量

Packing and Transportation

In bundle, no other package or wrapped with waterproof, or as customers’ requirement

4打捆

Transportation: Express (Sample Delivery), Air, Rail, Land, Sea shipping (FCL or LCL or Bulk)

packing1
5发货

Our Customer

partner

FAQ

Q: Are u a manufacturer?

A: Yes, we are spiral steel tube manufacturer locates in Daqiuzhuang village, Tianjin city, China

Q: Can I have a trial order only several tons?

A: Of course. We can ship the cargo for u with LCL serivece.(Less container load)

Q: Do u have payment superiority?

A: For big order, 30-90 days L/C can be acceptable.

Q: If sample free?

A: Sample free, but the buyer pays for the freight.

Q: Are you gold supplier and do trade assurance?

A: We seven years cold supplier and accept trade assurance.


Product detail pictures:

China Wholesale Carbon Steel Welded Pipe - Cold / Hot Rolled Bars High Alloy Carbon Steel Square Bars Rod – Royal Group detail pictures

China Wholesale Carbon Steel Welded Pipe - Cold / Hot Rolled Bars High Alloy Carbon Steel Square Bars Rod – Royal Group detail pictures

China Wholesale Carbon Steel Welded Pipe - Cold / Hot Rolled Bars High Alloy Carbon Steel Square Bars Rod – Royal Group detail pictures


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Innovation, excellent and reliability are the core values of our company. These principles today much more than ever form the basis of our success as an internationally active mid-size business for China Wholesale Carbon Steel Welded Pipe - Cold / Hot Rolled Bars High Alloy Carbon Steel Square Bars Rod – Royal Group , The product will supply to all over the world, such as: Cyprus, Hyderabad, Washington, Our company has always insisted on the business principle of Quality, Honest, and Customer First by which we have won the trust of clients both from at home and abroad. If you are interested in our solutions, you should do not hesitate to contact us for further information.
  • The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
    5 Stars By Honorio from Cairo - 2017.12.19 11:10
    The company leader recept us warmly, through a meticulous and thorough discussion, we signed a purchase order. Hope to cooperate smoothly
    5 Stars By Alexia from New Orleans - 2017.11.12 12:31