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STAINLESS STEEL SEAMLESS PIPE

Grades:
300 series : 304,304L,316,316L,317L,321,347H,310 400 series : 409, 409L, 410,430

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304 , 304L , 316 , 316L , 317L , 321 , 347H , 310 seamless pipe

Type 300 series is used almost exclusively for parts requiring machining, welding, grinding, or polishing where good corrosion resistance is also required. Shall consist of carbon 0.08%,magnese 2%,Phosphorous 0.040%,Sulfur 0.030%,Silicon 1%,Chromium 18-20%,Nickel 10%,Nitrogen 1%.

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409 , 409L , 410 , 430 seamless pipe

Type 430 is a low-carbon plain chromium ferritic stainless steel.Shall consist of carbon 0.08%,magnese 2%,Phosphorous 0.040%,Sulfur 0.030%,Silicon 1%,Chromium 18-20%,Nickel 10%,Nitrogen 1%. 430 can readily be fabricated by cold working.

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Standards
Conforming to international specifications of ASTM A-213, A-249, A-269, A-312, A-358, A- 688 and its equivalents in ASME, DIN, NFA, JIS etc.
  These pipes are used in :
Heat-exchangers
Condenser
Boiler
Economizers
Super-heater
Pre-heater
Oil coolers

          Sizes
 Products  Size / Range
Heat Exchanger Tubes 10.00 mm to 50.80 mm OD
Instrumentation Tubes 6.00 mm to 25.40 mm OD
Pipes 1/8" to 6" NB

          Specifications
 Products  Specification
Heat Exchanger Tubes ASTM A-213, A-268, A-269, A-270, A-789
DIN -17456 & 17458 ( Class -1)
U tubes as per customer's drawing.
Instrumentation Tubes ASTM A-213, A-269,
DIN -17456 & 17458 ( Class -1)
Pipes ASTM- 312, A-790