( Div. of Sterling Tubes & Valves Pvt. Ltd. )

Carbon Steel Cold Drawn Seamless Straight & ‘U’ Bend Tubes & Pipes For U-Bend Stainless Steel /Alloy Steel Cold Finished Seamless.

TEMA CODE (‘U’ Tube used in Heat Ex-changers)

SIZE RANGE
Outer Diameter 12.70 mm - 60.30 mm
Thickness 1.24 mm - 5 mm
Radius 1.5D to 1 mtr

Standard Specification of Carbon Steel Seamless Boiler Tubes / Pipes For High Pressure Services

SA-179 / ASTM A-179 Other Grade ASTM A53/A, / ASTM A106/A, / ASTM A192 / ASTM A 556 / SA 556 ETC.

(‘U’ Tube used in Tubular Feed Water Heaters)

PRODUCTS

  • Stainless Steel Cold Drawn Seamless Straight & ‘U’Bend Tubes & Pipes.
  • Welded Stainless Steel Tubes & Pipes

Stainless Steel Tubes And Pipes

Standard Specification of Stainless Steel Cold Drawn Seamless Straight & ‘U’ Bend Tubes & Pipes For Heat Exchangers.

Material
ASTM Equivalent Standards
UNS GRADE DIN(EN) JIS
AUSTENITIC S30400 304 1.4301 SUS 304
S30403 304L 1.4306 SUS 304L
S31600 316 1.4401 SUS 316
  S31603 1.4404 SUS 316L
S31635 316TI 1.4571 ———–
S32100 321 1.4541 SUS 321
S34700 347 1.455 SUS 347
S30409 304H 1.4948 SUS 304H
S31609 316H 1.4919 SUS 316H
S32109 321H 1.4941 SUS 321H
FERRITIC S40500 405 1.4002 SUS 405
S41000 410 1.4006 SUS 410
S43000 430 1.4016 SUS 430
DUPLEX S31803 —— 1.4462 ——

Application Area

Our Products find wide and increasing application(s) / substitute(s) in

Chemical Plants Hydraulic & pneumatic application Chilling Plants
Power Plants Heat Transfer Equipment like Boiler Automobiles Industries
Food and Beverages Defence General Engineering
 Heat Ex-changer, Condenser

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