DIN 2393 St37-2 Welded Steel Tube Precision Cold Drawn Welded Steel Pipe For Sleeve
Contact Person : Richard SHEN
Phone Number : +86-13736164628
WhatsApp : +8613736164628
Minimum Order Quantity : | 3Ton per years | Packaging Details : | standard export package,suit for kinds of transport |
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Delivery Time : | 30-45Days | Payment Terms : | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
Supply Ability : | 50000 Per Year |
Brand Name: | Torich | Certification: | ISO9001 |
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Detail Information |
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Place Of Origin: | NingBo,China | Application: | Application |
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Type: | Seamless / Welded/ Low Temperature | Surface Treatment: | Other |
Shape: | Square. Rectangular.Round | End Protector: | Plastic Pipe Cap |
Steel Grade: | Gr1 Gr.3 Gr,6 Gr.7 Gr.8 Gr.9 | Outer Diameter: | 6 - 2500 Mm |
High Light: | Gr6 Welded Carbon Steel Tube,ASTM A334 Welded Carbon Steel Tube,Gr1 Erw Carbon Steel Pipe |
Product Description
ASTM A334 Gr1 Gr6 Welded Carbon Steel Tube
Sope:
1 This specification covers several grades of minimum-wall-thickness, seamless and welded,
carbon and alloy-steel tubes intended for use at low temperatures. Some product sizes may not be
available under this specification because heavier wall thicknesses have an adverse affect on
low-temperature impact properties.
2 Supplementary Requirement S1 of an optional nature is provided. This shall apply only when
specified by the purchaser. NOTE 1 For tubing smaller than 1/2 in. [12.7 mm] in outside diameter,
the elongation values given for strip specimens in Table 1 shall apply. Mechanical property
requirements do not apply to tubing smaller than 1/8 in. [3.2 mm] in outside diameter and with
a wall thickness under 0.015 in. [0.4 mm].
Chemical composition
Grade | Mfg. Process | Chemical composition(%) | ||||||||
C | Si | Mn | P | S | Ni | Cr | Mo | Others | ||
Gr1 | 0.30Max | 0.40~1.06 | 0.05Max | 0.60Max | (STBL450) | |||||
Gr3 | 0.19Max | 0.18~0.37 | 0.31~0.64 | 0.05Max | 0.050Max | 3018 | ||||
Gr6 | 0.30Max | 0.10Max | 0.29~1.06 | 0.048Max | 0.058Max | |||||
Gr7 | 0.19Max | 0.13~0.32 | 0.90Max | 0.04Max | 0.050Max | 2.03~2.57 | (STBL690) | |||
Gr8 | 0.18Max | 0.13~0.32 | 0.90Max | 0.045Max | 0.045Max | 8.40~9.60 | (Cu0.75~1.25) | |||
Gr9 | 0.20Max | - | 0.40~1.06 | 0.045Max | 0.50Max | 1.60~2.24 |
Mechanical Properties
Grade | Tensile Test MPa or N/mm2 |
Remaks (Similar to JIS) |
Possibility Temperature
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Min Yield point | Tensile Strength | |||
Gr. 1 | 205 | 380Min |
Impact Test(J) 2V 18 |
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Gr. 3 | 240 | 450Min | 2V 18 | |
Gr. 6 | 240 | 415Min | 2V 18 | |
Gr. 7 | 240 | 450Min | 2V 18 | |
Gr. 8 | 520 | 690Min | 2V 18 | |
Gr. 9 | 315 | 435Min | 2V 18 |
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