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321 Stainless Steel Sqaure Bar

Stainless steel pipe/tube is our superior product, with tens of thousands of tons of spot inventory, low price, reliable quality and short delivery time. At present, it is under promotion. If you need to obtain the best price, please send us an inquiry.


321 stainless steel is a material with excellent high temperature stress fracture performance and high temperature creep resistance, and its stress mechanical properties are better than 304 stainless steel. 321 austenitic stainless steel has good corrosion resistance in the atmosphere and is widely used in petrochemical, electric power, bridge, automobile and other industries. Industry applications:
It is applied to outdoor machines with high requirements for grain boundary corrosion resistance in chemical, coal and petroleum industries, heat-resistant parts of building materials and parts with difficulty in heat treatment.
1. Petroleum waste gas combustion pipeline
2. Engine exhaust pipe
3. Boiler shell, heat exchanger and heating furnace components
4. Silencing parts for diesel engine
5. Boiler and pressure vessel
6. Chemical transport vehicles
7. Expansion joint
8. Spiral welded pipe for furnace pipe and dryer


Specifications
Size
3.0 x 3.0 mm ~ 100 x 100mm; Length: 5.8m, 6m, or As Request
Techniques
Cold Drawn, Hot Rolled, Grinding, Forged, Centerless Grinding
Surface
Pickled ,Bright, Polishing, Mirror, Hairline,
Theoretical Weight(kg/m)
Width(mm)x Width(m) x Length(m) x 7.93


Main Grades
300 Series Stainless Steel Grades 
301, 302, 303, 304/L, 304H, 309/S, 310/S, 316/L/Ti, 317/L, 321/H, 347/H
400 Series Stainless Steel Grades
409/L, 410, 416, 420, 440C, 430, 431
Duplex Stainless Steel Series
2205, 2507

Nickel-base Alloy Series
904L, 17-4PH, 17-7PH,F51, F55, 253MA, 254SMO, Alloy C276, N08367, N08926, Monel400, Inconel625, Inconel718
Standard
GB/T 1220, 4226,ASTM A276, ASTM A479, ASTM A484, ASTM A582, JIS G4303, EN10088, IS6603

Tolerance for Stainless Cold Drawn Square Bar

Note: Our Minimum Tolerance: 0.01mm


Tolerance for Stainless Steel Hot Rolled Square Bar

Q: Where is the factory of delong
A:  Liaocheng city ,Shandong Province,China


Q:  Can I get some samples? 
A:  Yes, sample order is available for quality check and market test with freight fee collect. 


Q:  Do you receive customized order? 
A:  Yes, ODM & OEM are welcomed. you can give us drawings and we will manufacture accordingly.


Q:  What's the lead time？ 
A:  According to the order quantity, small order usually need 7-15 days, big order need negotiation. 


Q:  What's your warranty terms? 
A:  We supply 12 months warranty time. 


Q:  What's your payment terms? 
A:  We accept T/T, LC etc.


Q:  Can you accept trail orders? 
A: Gemerally our MOQ is 1 ton.If your quanlity is smaller than our MOQ,kindly pls contact us for inquiry accordingly.

Dear customers, we will contact you as soon as possible after receiving your inquiry! Looking forward to cooperating with you!

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