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Stainless steel round bar
Round steel is a solid strip of steel with a circular cross section.Its specifications are expressed inmillimeters of diameter ,such as “50”means round steel with a diameter of 50mm.45#round steel is divided into three type:hot rolling,forging and cold drawing.

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Phone: +8618305305398

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Email: erya.lv@s-materialgroup.com

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Product introduction


Stainless steel round bar

Round steel is a solid strip of steel with a circular cross section.Its specifications are expressed inmillimeters 

of diameter ,such as “50”means round steel with a diameter of 50mm.45#round steel is divided into three 

type:hot rolling,forging and cold drawing.

 

The size of hot-rolled round steel is 5.5-250mm.Among them:5.5-25mm small round steel is mostly supplied 

in straight bundles,and is often used as steel bars,bolts and various mechanical parts;round steel larger than 

25mm is mainly used for manufacturing mechanical parts or as seamless steel pipe billets.


Product Parameters

Surface finishCharacteristics & Application
NO.1Hot-rolled surface,annealed and pickled,can be used as cold-rolling material,industial tanks and chem i cal devices.
NO.2DCold-rolled, an nealed and pick led with out skinpassing the dull prod ucts can be used as auto mo bile parts, build ingmaterrials and pipings.
NO.2B

The surface brightness and flatness of NO.2B is better than NO.2D. Then through a special surfacetreament to improve itsmechamical properties

, N02B could nearly satisfy com pre hen sive uses.

NO.3

Polished with abra sive belt of grit #100#120,have bet ter bright ness with dis con tin u ous coarse stria, used as in ner and exter nal or na ments for building,

 elec tri cal ap pli anc es and kitchen uten sils etc.

NO.4

Polished with abrasive belt of grit #150#180, have better brightness with discontinuous coarse stria, but thinner than NO.3, areused as bathtud buildinginner and

 external ornaments electrical appliances, kitchen utensils and food processing equipment etc.

HLPolished with abrasive belt of grit #150-320 on the No.4 finish and has continuous streaks, mainly used as building ornaments,elevators, door of building, frontal plate etc.
BA

Cold rolled, bright an nealed and skin passed, the prod uct has ex cel lent bright ness and good re flex iv i ty like mirror,

 usedfor lectrical appliances, mirror, kitch en apparatus, or na ment ma te ri als etc.

Chemical Properties of Frequently-used Stainless Steel Material Grade
UNSASTMENJISC%Mn%P%S%Si%Cr%Ni%Mo%
S201002011.4372SUS201≤0.155.5-7.5≤0.06≤0.03≤1.0016.0-18.03.5-5.5-
S202002021.4373SUS202≤0.157.5-10.0≤0.06≤0.03≤1.0017.0-19.04.0-6.0-
S301003011.4319SUS301≤0.15≤2.00≤0.045≤0.03≤1.0016.0-18.06.0-8.0-
S304003041.4301SUS304≤0.08≤2.00≤0.045≤0.03≤0.7518.0-20.08.0-10.5-
S30403304L1.4306SUS304L≤0.03≤2.00≤0.045≤0.03≤0.7518.0-20.08.0-12.0-
S30908309S1.4833SUS309S≤0.08≤2.00≤0.045≤0.03≤0.7522.0-24.012.0-15.0-
S31008310S1.4845SUS310S≤0.08≤2.00≤0.045≤0.03≤1.5024.0-26.019.0-22.0-
S316003161.4401SUS316≤0.08≤2.00≤0.045≤0.03≤0.7516.0-18.010.0-14.02.0-3.0
S31603316L1.4404SUS316L≤0.03≤2.00≤0.045≤0.03≤0.7516.0-18.010.0-14.02.0-3.0
S31703317L1.4438SUS317L≤0.03≤2.00≤0.045≤0.03≤0.7518.0-20.011.0-15.03.0-4.0
S321003211.4541SUS321≤0.08≤2.00≤0.045≤0.03≤0.7517.0-19.09.0-12.0-
S347003471.455SUS347≤0.08≤2.00≤0.045≤0.03≤0.7517.0-19.09.0-13.0-
S405004051.4002SUS405≤0.08≤1.00≤0.04≤0.03≤1.0011.5-14.5≤0.60-
S409004091.4512SUS409≤0.08≤1.00≤0.045≤0.03≤1.0010.5-11.75≤0.50-
S430004301.4016SUS430≤0.12≤1.00≤0.040≤0.03≤0.7516.0-18.0≤0.60-
S434004341.4113SUS434≤0.12≤1.00≤0.040≤0.03≤1.0016.0-18.0--
S444004441.4521SUS444L≤0.025≤1.00≤0.045≤0.03≤1.0017.5-19.5≤1.00-
S40300403-SUS403≤0.155.5-7.5≤0.04≤0.03≤0.5011.5-13.0≤0.60-
S4100004101.40006SUS410≤0.15≤1.00≤0.035≤0.03≤1.0011.5-13.5≤0.60≤1.00
S420004201.4021SUS420J10.16~0.25≤1.00≤0.04≤0.03≤1.0012.0-14.0≤0.75≤1.00
S440A440A1.4028SUS440A0.60~0.75≤1.00≤0.04≤0.03≤1.0016.0-18.0-≤0.75
S32750SAD25071.441
≤0.03≤1.2≤0.035≤0.02≤0.8024.0-26.06.0-8.03.0-5.0
S31803SAF22051.4462
≤0.03≤2.0≤0.03≤0.02≤1.0021.0-23.04.0-6.52.5-3.5
N08904904L1.4539
≤0.0.3≤2.0≤0.035≤0.03≤1.0018.0-20.023.0-25.03.0-4.0

Stainless steel round bar details.jpg


Advantage

 Selected materials carefully: high strength, good pressure bearing, firm and pressure resistance, 

smooth and beautiful inside and outside, not easy to be deformed by force

 The cut surface is smooth: no burrs, no hand cutting, equipped with good equipment and craftsmanship 

and a skilled technical team

 Complete specifications: sufficient inventory, non-standard products support cutting and customization, 

and provide cutting, drilling, surface and other processing technologies

 Quality Assurance: Strict quality inspection at outgoing warehouse, only qualified inspection can leave 

the factory

  Wide range of applications: industrial industry, automobile industry, machinery manufacturing, 

construction engineering, ship construction, aviation manufacturing, etc.


Application

Stainless steel rod has broad application prospects, is widely used in hardware kitchenware, shipbuilding, 

petrochemical, machinery, medicine, food, electric power, energy, building decoration, nuclear power, 

aerospace, military industry and other industries . Seawater equipment, chemical, dye, paper, oxalic acid, 

fertilizer and other production equipment; Food industry, coastal facilities, ropes, CD bars, bolts, nuts.

Quality management:

ISO9001: 2000 quality management system certification, production license and so on.

Note:

we can customize stainless steel bar of various materials and specifications.

Material :

304, 304L, 321, 316, 316L, 310S, 630,  Common materials are 201, 202, 301, 304, 303, 316, 316L, 304L, 

321, 2520, 1Cr13, 2Cr13, 3Cr13, dual-phase steel, antibacterial steel and other materials. Specifications 

are indicated by diameters such as "50" means round steel with diameters of 50 mm. Round steel is divided 

into hot rolling, forging and cold drawing. Hot rolled round steel is 5.5-250mm in size.


FAQ

Q: Are you trading company or manufacturer ?

A: We are professional manufacturer with 20 years' experience, and our company also is a very professional

 a trade company for steel products.We can also provide a wide range of steel products.

 

Q: Will you delivery the goods on time?

A: Yes,we promise to deliver on time,indemnity clause in contract terms will work if we couldn't.

 

Q: Do you provide samples ? Is it free or extra ?

A: The samples are free,you just need to pay the courier freight.

 

Q: Do you accept the third party inspection?

A: Yes, absolutely we accept.

 

Q: How could you guarantee your products?

A: Products are manufactured by certified workshops, inspected by professional inspector. We also issue 

the warranty MTC to guarantee the quality.

 

Q: How do we trust your company?

A: We specialise in steel business for many years, authenticated by SGS,welcome to visit our factory.

 

Q: What's your advantages?

A: Our own prodution lines make the good prices and high quality possible and seasoned workers serve 

you 7*24hours.


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