LTCS A350 LF2 Threaded Fittings Manufacturer

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Equivalent Grades Of ASTM A350 Lf2 Fittings

Material Group Common Name Material Type UNS Forging Spec. Casting Spec. Equivalent DIN DIN W. No Application
Carbon Steel CS C-Si K03504 A105 A216-WCB C22.8 DIN 17243 1.0460 General non-corrosive service from -29ºC (-20ºF) to 425ºC (800ºF)
Low Temperature Carbon Steel LTCS C-Mn-Fe K03011 A350-LF2 A352-LCB A352-LCC TSTE 355 DIN 18103 1.0566 General non-corrosive service from -46ºC (-50ºF) to 340ºC (650ºF), LF2 -46ºC ~ 425ºC
Low Temperature Alloy Steel Nickel Steel 3.1/2Ni K32025 A350-LF3 A352-LC3 10Ni14 1.5637 -101ºC (150ºF) to 340ºC (650ºF)

ASTM A350 LF2 Low Temperature Carbon Steel Fitting Chemical Composition

Element Weight %
Carbon 0.30 max
Silicon 0.15 – 0.30
Manganese 0.6 – 1.35
Phosphorus 0.35 max
Sulphur 0.040 max
Molybdenum 0.12 max
Copper 0.40 max
Chromium 0.30 max
Nickel 0.40 max
Vanadium 0.08 max
Niobium 0.02 max

ASTM A350 LF2 LTCS Fitting Mechanical properties

Property Values
Ultimate Tensile Strength 485 – 655 N/mm2
0.2% Yield Strength 250 N/mm2 min
Elongation 22% min
Reduction of Area 30% min
Charpy Impact Toughness 20 average / 16 min J at -46o C
Hardness 197 HB

ASTM A350 LF2 LTCS Thereaded Fittings Price List

Pipe Size Schedule Wall Thick. A350 LF2 LTCS Forged Fittings Elbow 90° (Each)
1" 80 0.179" $170.36
1 1/2" 80 0.200" $265.36
2" 80 0.218" $340.34
3" 80 0.300" $355.50