Round Polished Stainless Steel Bright Bar for Construction
Tel : +86-531-67803178
Whatsapp : +86 18963454069
Email : alice@cndrmetal.com

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Stainless steel has been widely used because of its high corrosion resistance and decoration, especially in medical appliances, food industry utensils, tableware, kitchen utensils and other aspects have been popularized and promoted. Stainless steel appliances should be corrosion resistant, bright and clean appearance, appliance surface should not be attached with toxic substances to human body. Because this is opposite the surface processing of production this kind of appliance puts forward a requirement, want the harmful material that clears surface thoroughly namely.


Stainless steel polishing materials are generally :" polishing wax, hemp wheel, nylon wheel, cloth wheel, wind wheel, thread cloth wheel "and so on.


Chemical degreasing → washing → pickling → washing → chemical polishing → washing → electric polishing → washing → passivation → washing → drying → inspection.


Chemical polishing :30%H2O2 150-220ml/L; H2SO4 about 5 ml/L; Stabilizer 10g/L; T, 50-70 ℃; t 5-10min;


Electrochemical polishing :85% H3PO4 600mL/L; 94%H2SO4 300ml / :L; Glycerol 30ml/L; Saccharin 2-4G/L; DA30-60A/ dm2; T, 50-70 ℃; t 5-8 min;


Passivation :CrO3 100-150g/L; H2SO4 1-5ml / L; Room temperature 10-20 ℃


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TechniqueForged/Hot Rolled/Cold Drawn/Peeled
Category

Round ba

r1)Hot rolled black bar: (5-400)x6000mm or according to your requirement.

2)Acid round bar: (5-400)x6000mm or according to your requirement.

3)Cold drawn bright bar: (1-20)x6000mm or according to your requirement.

4)Polishing round bar: (5-400)x6000mm or according to your requests.

2. Square bar

1)Hot rolled black bar: (5*5-400*400)x6000mm or according to your requests.

2)Acid square bar: (5*5-400*400)x6000mm or according to your requests.

3)Cold drawn square bar: (1*1-20*20)x6000mm or according to your requests.

4)Polishing square bar: (5*5-400*400)x6000mm or according to your requests.

3. Flat bar

1)Hot rolled flat bar: (3-30)*(10-200mm)*6000mm or according to your requests.

2)Cold drawn flat bar: (3-30)*(10-200mm)*6000mm or according to your requests.

4. Hexagon bar

1)Hot rolled hexagon bar: (5-100)x6000mm or according to your requests.

2) Acid hexagon bar: (5-100)x6000mm or according to your requests.

3)Cold drawn hexagon bar: (1-20)x6000mm or according to your requests t.

4)Polishing hexagon bar: (5-100)x6000mm or according to your requests.

5. Channel bar

1)Hot rolled channel bar: (5-100)x6000mm or according to your requests.

2)Acid channel bar: (5-100)x6000mm or according to your requests.

3)Cold drawn channel bar: (1-20)x6000mm or according to your requests.

6. Threaded bar

1)Hot rolled threaded bar: (5-100)x6000mm or according to your requests.

2)Acid threaded bar: (5-100)x6000mm or according to your requests.

3)Cold drawn threaded bar: (1-20)x6000mm or according to your requests.

7. Angle bar

1)Hot rolled angle bar: (16-200)x(16-200)x(3-18)x(3000-9000)mm or according to your requests

2)Acid angle bar: (16-200)x(16-200)x(3-18)x(3000-9000)mm or according to your requests.

3)Cold drawn angle bar: (16-200)x(16-200)x(3-18)x(3000-9000)mm or according to your requests.

Diameter±H9 tolerance can reach the industry standard
StandardGB, AISI/JIS, SUS, UNS, DIN 17440 17220(BS970 Part4)
Material

Stainless steel:200series:201,201L,202,202cu,20430

0series:301,302,303,304,304L,309,309s,310,310S,310H,316,316L,317,316Ti,317L,321,321H,347,329,330 etc

400series:409,409L,410,420,430,431,439,440,441,444,446,403,440A,440B,440C etc

Others:XM-19,XM27,2906,330,660,630,631,17-4ph,17-7ph, 15-5ph,S318039 904L,etc

Duplex stainless steel:2205,2507,S22053,S25073,S22253,S31803,S32205,S32304

Special Stainless Steel:904L,253MA,347/347H,317/317L,316Ti,254SMO,AL-6XN,S31050,U3,HD,C4,DS-2,69111,s45000 etc

Hastelloy: hastelloyB3/B2/X/C/C22/C276/G-30

Inconel: inconel600/625/718/725,

Incoloy: incoloy800/800h/825/925,

Monel: monel400/k500/404,

Nickel: nickel200/201,

Nitronic: Nitronic50/60,

Alloy: Alloy20/28/330/31/33/75, 4J36/1J50/1J79/4J29/4J42,/3J53

Nimonic: nimonic80/80a/90/75, etc


Product Testring

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Product Packaging

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