NACE ASTM A671 Gr. CC60CL22 Seamless Steel Pipe
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Name
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A333 GR6 Steel tube, ASTM Seamless Pipe
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Items
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Square pipes, round pipes, oval pipes, special shaped pipes,
empaistic pipes, fittings, steel pipe, Carbon Steel Seamless Tube
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Standard of Hot Galvanized Steel Tube
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ASTM A554, A249, A269 and A270
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Material Grade
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201: Ni 0.8%~1%
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202: Ni 3.5%~4.5%
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304: Ni 8%, Cr 18%
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316: Ni 10%, Cr 18%
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316L: Ni10%~14%
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430: Cr16%~18%
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Outer Diameter
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6mm--159mm
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Thickness
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0.25mm - 3.5mm
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Length
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6m or as customers' request
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Tolerance
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a) Outer Diameter: +/- 0.2mm
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b) Thickness: +/- 0.02mm
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c) Length: +/- 5mm
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Surface
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180G, 320G, 400G Satin / Hairline
400G, 500G, 600G or 800G Mirror finish
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Application
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Decoration, construction, Sanitary, food industry,
upholstery, industry instrument
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Test
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Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT
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Chemical Composition of Material
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Material
Composition
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201
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202
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304
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316
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430
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C
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≤ 0.15
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≤ 0.15
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≤ 0.08
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≤ 0.08
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≤ 0.12
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Si
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≤ 1.00
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≤ 1.00
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≤ 1.00
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≤ 1.00
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≤ 1.00
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Mn
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5.5-7.5
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7.5-10
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≤ 2.00
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≤ 2.00
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≤ 1.00
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P
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≤ 0.06
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≤ 0.06
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≤ 0.045
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≤ 0.045
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≤ 0.040
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S
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≤ 0.03
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≤ 0.03
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≤ 0.030
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≤ 0.030
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≤ 0.030
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Cr
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16-18
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17-19
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18-20
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16-18
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16-18
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N
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3.5-5.5
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4-6
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8-10.5
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10-14
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Mo
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2.0-3.0
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Mechanical Property
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Material Item
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201
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202
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304
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316
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Tensile Strength
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≥ 535
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≥ 520
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≥ 520
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≥ 520
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Yield Strength
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≥ 245
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≥ 205
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≥ 205
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≥ 205
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Extension
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≥ 30%
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≥ 30%
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≥ 35%
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≥ 35%
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Hardness (HV)
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< 253
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< 253
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< 200
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< 200
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Payment
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Payment by T/T, 30% as advance payment and 70% balance pay before shipping.
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Delivery time
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A. 7 days if this goods is stock goods.
B. 30 days if this goods will be produced after order, Carbon Steel Seamless Tube
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Valid time
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Valid time is 3 days for price usually.
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