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JIS 3454 Seamless Boiler Tubes STPG370 410 Carbon Seamless Pressure Tube

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JIS 3454 Seamless Boiler Tubes STPG370 410 Carbon Seamless Pressure Tube

Brand Name : Joyruns

Model Number : 6mm --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

OD. Range : 6mm – 137mm

Wall thickness : 1mm-20mm

Length : Max length 12M

Type : Seamless boiler tube

Technique : cold drawing, cold rolled

Standard : JIS3454/JIS3455/JIS3456/JIS3461

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JIS3454 / JIS3455 / JIS3456 / JIS3461

JIS G3454 carbon steel pipes are used for pressure conditions at a limited maximum temperature of 350℃. If you require higher pressure pipes shall consider JIS G 3455 standard. JIS G3454 Steel pipe can be manufactured into seamless steel pipe or electric-resistance welded steel tubes, the purchaser may designate the quality requirements on hot finished or cold finished state.

Specifications:

Grade and Chemical Composition ( ％ )

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

Tolerances on Outside Diameter and Wall Thickness:

Division Tolerances on outside diameter Tolerances on wall thickness
Hot-finished seamless steel pipe 40 A or under 0.5mm Under 4mm
50A or over up to and incl. 125 A 1%

+0.6mm

-0.5mm

4mm or over

+15%

-12.5%
150A 1.6mm
200A or over 0.8%
For the pipe of nominal size 350 A or over, the tolerances on outside diameter may be determined by the measurement of the length of circumference. In this case, the tolerances shall be 0.5%.
Cold-finished seamless steel pipe and electric resistance welded steel pipe 25 A or under 0.3mm

Under 3mm
0.3mm

3mm or over
10%

JIS 3454 Seamless Boiler Tubes STPG370 410 Carbon Seamless Pressure Tube JIS 3454 Seamless Boiler Tubes STPG370 410 Carbon Seamless Pressure Tube JIS 3454 Seamless Boiler Tubes STPG370 410 Carbon Seamless Pressure Tube

JIS 3454 Seamless Boiler Tubes STPG370 410 Carbon Seamless Pressure Tube JIS 3454 Seamless Boiler Tubes STPG370 410 Carbon Seamless Pressure Tube JIS 3454 Seamless Boiler Tubes STPG370 410 Carbon Seamless Pressure Tube


Product Tags:

JIS 3454 Seamless Boiler Tubes

      

STPG370 Seamless Boiler Tubes

      

STPG370 410

      
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