Huaqiang

BS 3059

Specifies requirements for plain end, seamless and welded, carbon and alloy steel tubes and for cold finished seamless austenitic steel tubes

Specifications
Steel Grade : BS 3059-1 Grade 320 / BS 3059-2 Grade 360, 243, 620-460 (with IBR Test Certificate)
Length : Single Random, Double Random & Cut Length. Max length:16m
Inspection, Test Reports : Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports, India Boiler Regulations (IBR) Test Certificate
Packing : Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests
End: Plain End, Beveled End, Treaded
Surface treatment : Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting, Black painting, varnish paint, anti rust oil, hot galvanized, cold galvanized, 3PE
Delivery Condition: Heat treatment,Annealed, Normalized, Normalized and Tempered
Application : standard specification for seamless carbon steel boiler tubes for high-pressure service, tubular heat exchangers, condensers and similar heat transfer apparatus.

Size Range

Carbon/Alloy Seamless Steel Pipe (OD 1/4 inch-30inch, W.T 1.25mm to 50mm)
ERW/LSAW/DSAW Steel Pipe (OD 1/2 inch-52inch, W.T 1.65mm to 25mm)
Spirally Welded Steel Pipe (OD 219mm-3120mm, W.T 3mm to 25mm) 

Schedules

SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules

Type

Seamless / ERW / Welded

Length

5800mm; 6000mm; 6096mm; 7315mm; 11800mm; and so on.

End Connections

Plain, Bevel, Screwed, Threaded

Chemical Composition

 

 

 

 

 

 

 

 

 

 

Steel Grade

C %

Mn %

Si %

P %

S %

Cu % 

Ni %

Mo %

 Cr % 

V %

360

0.17 max

0.40-0.80

0.10-0.35

0.035 max

0.035 max

 

 

 

 

 

440

0.12-0.18

0.90-1.20

0.10-0.35

0.035 max

0.035 max

 

 

 

 

 

243

0.12-0.20

0.40-0.80

0.10-0.35

0.035 max

0.035 max

 

 

0.25-0.35

 

 

620-460

0.10-0.15

0.40-0.70

0.10-0.35

0.030 max

0.030 max

 

 

0.45-0.65

0.70-1.10

 

Mechanical Properties

 

 

 

 

 

 

 

 

 

 

Steel Grade

Tensile Strength MPA

Yield Strength MPA

Elongation %

HB

360

360-500

235 min

 

 

440

440-580

245 min

 

 

243

480-630

275 min

 

 

620-460

460-610

180 min

 

 

Equivalent Standards

EQ. STANDARD

IS

BS

JIS

DIN

ASTM

BOILER TUBES

IS 1914

BS 3059 PT-1
BS 3059 PT-2

JIS G 3461

EN 10217 PT-1 & 2

ASTM A53
ASTM A178 Gr. A
%E7%AC%AC%E4%B8%80%EF%BC%8C%E6%9C%80%EF%BC%8C%E4%BC%98%E7%A7%80%EF%BC%8C%E5%A2%9E%E5%BC%BA%EF%BC%8C%E4%B8%80%E6%B5%81%EF%BC%8C%E5%8D%93%E8%B6%8A%EF%BC%8C%E9%A2%86%E5%85%88%EF%BC%8C%E5%85%88%E8%BF%9B%EF%BC%8C%E5%BC%95%E9%A2%86

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