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JIS G3464 STBL 380 Low Temperature Heat Exchanger Tubes Alloy Steel Seamless Pipe

    Buy cheap JIS G3464 STBL 380 Low Temperature Heat Exchanger Tubes Alloy Steel Seamless Pipe from wholesalers
     
    Buy cheap JIS G3464 STBL 380 Low Temperature Heat Exchanger Tubes Alloy Steel Seamless Pipe from wholesalers
    • Buy cheap JIS G3464 STBL 380 Low Temperature Heat Exchanger Tubes Alloy Steel Seamless Pipe from wholesalers
    • Buy cheap JIS G3464 STBL 380 Low Temperature Heat Exchanger Tubes Alloy Steel Seamless Pipe from wholesalers
    • Buy cheap JIS G3464 STBL 380 Low Temperature Heat Exchanger Tubes Alloy Steel Seamless Pipe from wholesalers
    • Buy cheap JIS G3464 STBL 380 Low Temperature Heat Exchanger Tubes Alloy Steel Seamless Pipe from wholesalers
    • Buy cheap JIS G3464 STBL 380 Low Temperature Heat Exchanger Tubes Alloy Steel Seamless Pipe from wholesalers

    JIS G3464 STBL 380 Low Temperature Heat Exchanger Tubes Alloy Steel Seamless Pipe

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    Brand Name : TORICH
    Model Number : STBL 380
    Certification : CE,BV,ISO9001,API,ISO
    Price : Negotiable
    Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
    Supply Ability : 60000 Ton/Tons per Year
    Delivery Time : 20-40days
    • Product Details
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    JIS G3464 STBL 380 Low Temperature Heat Exchanger Tubes Alloy Steel Seamless Pipe

    JIS G3464 STBL 380 Low Temperature Heat Exchanger Tubes Alloy Steel Seamless Pipe

    Material

    STBL 380 is a low-temperature alloy steel grade defined under JIS G3464, specifically developed for seamless steel tubes used in heat exchangers, condensers, and similar equipment operating at low temperatures. These tubes offer high toughness, good impact resistance, and reliable performance in cryogenic and sub-zero service conditions.

    Specifications

    • Standard: JIS G3464

    • Grade: STBL 380

    • Type: Seamless alloy steel pipe

    • Application: Heat exchanger and condenser tubes for low-temperature service

    • Dimensions: As per JIS G3464 (outside diameter, wall thickness, and length can be customized)

    Chemical Composition (Typical, wt%)

    GradeC (%)Si (%)Mn (%)P (%)S (%)Ni (%)Cr (%)Mo (%)Others
    JIS STBL 380≤0.150.10–0.350.30–0.60≤0.025≤0.0252.5–3.50.40–0.800.25–0.35
    ASTM A333 Gr. 3≤0.19≤0.250.31–0.64≤0.025≤0.0253.18–3.820.44–0.650.44–0.65
    ASTM A333 Gr. 4≤0.12≤0.300.50–1.00≤0.025≤0.0251.25–1.750.50–0.800.44–0.65
    EN 10216-4 15NiCuMoNb5-6-4≤0.12≤0.500.40–0.70≤0.025≤0.0152.70–3.200.50–0.800.35–0.55Nb 0.10–0.20
    GOST 4543 09Mn2Si≤0.120.17–0.371.20–1.60≤0.025≤0.025

    Mechanical Properties (Typical Values)

    GradeTensile Strength (MPa)Yield Strength (MPa)Elongation (%)Impact Test (J, –196°C)Hardness (HB)
    JIS STBL 380≥520≥380≥22≥27≤170
    ASTM A333 Gr. 3470–650≥240≥30≥27
    ASTM A333 Gr. 4550–705≥345≥20≥27
    EN 10216-4 15NiCuMoNb5-6-4490–650≥355≥22≥27
    GOST 4543 09Mn2Si470–640≥335≥20≥27

    Key Features

    • Excellent toughness at sub-zero and cryogenic temperatures

    • Stable mechanical strength and ductility

    • High resistance to brittle fracture

    • Superior weldability and fabricability

    • Reliable performance in demanding heat exchanger and condenser service

    Applicable Standards

    • JIS: JIS G3464 (STBL grades)

    • ASTM: A333 / A334 low temperature service seamless tubes

    • EN: EN 10216-4 alloy tube grades for low temperature use

    • GOST: Low temperature alloy seamless pipe equivalents

    • GB (China): GB 5310 / GB 9948 adapted for low temperature alloy service

    Application Fields

    STBL 380 seamless tubes are widely used in industries requiring reliable operation under cryogenic or low-temperature service conditions:

    • Petrochemical industry: Heat exchangers, condensers, and coolers handling cryogenic fluids

    • Energy & Power plants: LNG terminals, low-temperature boilers, and condensers

    • Chemical processing: Cryogenic storage systems, ammonia plants, and refrigerant exchangers

    • Shipbuilding & Offshore: Low-temperature piping systems in LNG carriers

    • Pressure vessels: Cold service heat transfer equipment




    Q: Are you trading company or manufacturer ?

    A: manufacturer,also can do trading.

    Q: How long is your delivery time?

    A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.

    Q: Do you provide samples? is it free or extra ?

    A: Yes, we could offer the sample for free charge but need pay the cost of freight.

    Q: What is your terms of payment ?

    A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.

    If you have another question, pls feel free to contact with me.

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