Stainless Steel Round Pipe 4 Inch Stainless Steel Pipe 316 Stainless Steel Pipe Stainless Steel Welded Pipe
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Model
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Stainless steel tube
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Standard
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ASTM A213, ASTM A312, ASTM A789, ASTM A790
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Material Grade
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201/202/304/316/S31803/S32750
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Outer Diameter
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0.1mm-219.1mm
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Thickness
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0.05mm-20mm
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Length
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≤12000mm or as per customer request
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a) Outer Diameter: +/-0.2mm
b) Thickness: +/- 10% OR as customer request
c) Length: +/- 10mm
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Satin / Hairline: 180#, 320#
Polish: 400#, 600#, 800# or Mirro surface
Picking
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Application
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Decoration (Processed into raillings, handrails, doors and Windows),
medical, industry, etc
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packing
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Plastic bag/woven packing
(please send details packing to us if you have other requirements)
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Main chemical composition%
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Grade
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C Max
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Si Max
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Mn Max
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P Max
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S Max
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Ni
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Cr
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Mo
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201
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0.15
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0.75
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7.5
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0.06
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0.03
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3.50-5.50
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16.0-18.8
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202
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0.15
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1.0
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10.0
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0.06
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0.03
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4.0-6.0
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17.0-19.0
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301
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0.15
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1.0
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2.0
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0.045
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0.03
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6.0-8.0
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16.0-18.0
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302
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0.15
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1.0
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2.0
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0.035
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0.03
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8.0-10.0
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17.0-19.0
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304
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0.08
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1.0
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2.0
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0.045
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0.03
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8.0-11.0
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18.0-20.0
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304L
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0.03
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1.0
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2.0
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0.035
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0.03
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8.0-12.0
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18.0-20.0
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316
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0.08
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1.0
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2.0
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0.045
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0.03
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10.0-14.0
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16.0-18.0
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2.0-3.0
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316L
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0.08
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1.0
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2.0
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0.045
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0.03
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10.0-14.0
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16.0-18.0
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2.0-3.0
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310S
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0.08
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1.5
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2.0
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0.035
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0.03
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19.0-22.0
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24.0-26.0
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321
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0.08
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1.0
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2.0
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0.035
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0.03
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9.0-12.0
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17.0-19.0
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410
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0.15
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1.0
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1.0
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0.035
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0.03
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11.5-13.5
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430
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0.12
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0.75
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1.0
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0.04
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0.03
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Max 0.60
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16.0-18.0
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904L
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2.0
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0.045
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1.0
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0.035
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23.0-28.0
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19.0-23.0
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4.0-5.0
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2205
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0.03
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1.0
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2.0
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0.03
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0.02
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4.5-6.5
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22.0-23.0
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3.0-3.5
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2507
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0.03
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0.80
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1.2
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0.035
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0.02
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6.0-8.0
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24.0-26.0
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3.0-5.0
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Gnee is a large enterprise which specializing in producing and developing various kinds of stainless steel tubes/plate and related products. Our factory possesses advanced manufacturing facilities and huge modern processing lines. Our company utilizes advanced stainless steel production technology, first-class product testing equipment, professional management talents and strictly implements SGS quality management system which ensure our products' profession and perfection. As a professional team, via efficient order arrangement, truehearted working attitude & strict quality control, Gnee steel has established pretty nice and long-term business relationship with many well-known enterprises both at home and abroad. Customer 1st represents our long-term commitment to create a customer-focused culture which is at the very heart of our thinking. In order to get better development, we always work tirelessly to be creative and ensure full customer satisfaction.
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Surface finish
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Characteristics & Application
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NO.1
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Hot-rolled surface,annealed and pickled,can be used as cold-rolling material,industial tanks and chem i cal devices.
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NO.2D
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Cold-rolled, an nealed and pick led with out skinpassing the dull prod ucts can be used as auto mo bile parts, build ing materrials and pipings.
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NO.2B
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The surface brightness and flatness of NO.2B is better than NO.2D. Then through a special surfacetreament to improve its mechamical properties, N02B could nearly satisfy com pre hen sive uses.
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NO.3
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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 ex ter nal or na ments for building, elec tri cal ap pli anc es and kitchen uten sils etc.
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NO.4
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Polished with abrasive belt of grit #150#180, have better brightness with discontinuous coarse stria, but thinner than NO.3, are used as bathtud buildinginner and external ornaments electrical appliances, kitchen utensils and food processing equipment etc.
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HL
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Polished 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.
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BA
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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, used for lectrical appliances, mirror, kitch en apparatus, or na ment ma te ri als etc.
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FAQ
Q: Can you provide samples for free?
A: We are glad to send stainless steel coil / sheet / strip / circle samples for your inspection. Standard samples can be free, but you may need to pay the express fees.
Q: How long is the delivery time?
A: Sample order’s delivery time is 5-7 days. Container orders are about 15-20 days.
Q: What about the price?
A: We promise to provide reasonable price with best quality.
Q: What is your delivery time for this order?
A:Normally our delivery time is 30-35days, but if we have the goods you want in our stock, then the delivery time will be in about two weeks or less.
Q:Can you produce fittings according to drawings?
A:Yes, of course. We can do the OEM and ODM. And your own logo is available too.
Q: Are you casting by yourself?
A:Yes, we are. We have our own casting factory, so if you want us to do some special design goods, our casting engineer will make the drawing for you according to your request.
