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Brand Name : Joyruns
Model Number : 6mm to 137mm
Certification : ISO9000
Place of Origin : CHANGZHOU, CHINA
MOQ : 5 tons per size
Price : Negotiable
Payment Terms : TT OR LC
Supply Ability : 5000T PER MONTH
Delivery Time : 30DAYS
Packaging Details : Plastic packing, oiling, wooden box
Standard : JIS3454/JIS3455/JIS3456/JIS3461
Type : Seamless boiler tube
OD. Range : 6mm – 137mm
Wall thickness : 1mm-20mm
Length : Max length 12M
Technique : cold drawing, cold rolled
Cold drawing Seamless Boiler Tubes JIS3454 / JIS3455 / JIS3456 / JIS3461
JIS G3461 Carbon Steel Tubes is used for exchanging heat on the inside and outside of the tube, such as water tubes, smoke tubes, superheater tubes and air preheater tubes of the boiler, and heat exchanger tubes, condenser tubes and catalyzer tubes used in chemical and petroleum industries.
Specifications:
Grade and Chemical Composition ( % ) and
Standard | Grade | C | Si | Mn | P | S |
JIS G3454 | STPG 370 | ≤0.25 | ≤0.35 | 0.30-0.90 | ≤0.040 | ≤0.040 |
STPG 410 | ≤0.30 | ≤0.35 | 0.30-1.00 | ≤0.040 | ≤0.040 | |
JIS G3455 | STS 370 | ≤0.25 | 0.10-0.35 | 0.30-1.10 | ≤0.035 | ≤0.035 |
STS410 | ≤0.30 | 0.10-0.35 | 0.30-1.40 | ≤0.035 | ≤0.035 | |
STS480 | ≤0.33 | 0.10-0.35 | 0.30-1.50 | ≤0.035 | ≤0.035 | |
JIS G3456 | STPT 370 | ≤0.25 | 0.10-0.35 | 0.30-0.90 | ≤0.035 | ≤0.035 |
STPT 410 | ≤0.30 | 0.10-0.35 | 0.30-1.00 | ≤0.035 | ≤0.035 | |
STPT 480 | ≤0.33 | 0.10-0.35 | 0.30-1.00 | ≤0.035 | ≤0.035 |
mechanical property
Standard | Grade | Tensile strength (Mpa) | Yield strength (Mpa) |
JIS G3454 | STPG 370 | ≥215 | ≥370 |
STPG 410 | ≥245 | ≥410 | |
JIS G 3455 | STS 370 | ≥215 | ≥370 |
STS 410 | ≥245 | ≥410 | |
STS 480 | ≥275 | ≥480 | |
JIS G 3456 | STPT 370 | ≥215 | ≥370 |
STPT 410 | ≥245 | ≥410 | |
STPT 480 | ≥275 | ≥480 |
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Seamless SA 210 Boiler Tube JIS3454 JIS3455 JIS3456 JIS3461 Round Steel Tubing Cold Drawing Images |