A350 Gr Lf2 Low Temperature Carbon Steel Flange

• Customization: Available
• Standard: ANSI, DIN, GB, JIS, GOST
• Type: Welding Flange
• Material: Carbon Steel
• Structure: Round
• Connection: Welding
• Sealing Surface: RF
• Manufacturing Way: Forging
• Size: 1/2"-72"
• Sample: Can Be Provided
• Flange Type: Socket-Weld, Welding Neck, Slip on etc
• Testing Way: The Third Party Test
• Transport Package: Wooden Case/Pallet or as Customer′s Request
• Specification: ISO
• Trademark: KINGMETAL
• Origin: China
• HS Code: 7307910000
• Production Capacity: 5000ton/Month

Product Description

A350 Gr Lf2 Low Temperature Carbon Steel Flange

Size: 1/2"-72"
Flange Type: Slip-on, weld neck, socket welding, blind etc.
Surface Treament: Anti-rust oil, black/yellow golden painted, galvanized or as required
Technique: Forged
Mechanical Properties of ASTM A350 LF2
Condition: Forgings of LF2 shall be furnished in the normalized, or in the normalized and tempered, or in the quenched and tempered condition.
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

Nominal Composition of ASTM A350 LF2
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

 

Product Name	A350 Gr Lf2 Low Temperature Carbon Steel Forged Flanges
Package	Wooden Case/Pallet or as Customer′s Request
Payment Terms	L/C, T/T
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