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Carbon - Manganese Steel Seamless Steel Tubes / Pipes for Ship GB/T 5312

Minimum Order Quantity : 5 Ton Price : negotiable
Packaging Details : Packing in wooden box,hexagonal bundles or other seaworthy ways. Delivery Time : 30 days
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram Supply Ability : 40000 Ton/Year
Place of Origin: Zhejiang China Brand Name: TORICH
Certification: ISO 9001 ISO 14001 TS 16949 Model Number: GB/T 5312

Detail Information

Product Name: Carbon And Carbon-Manganese Steel Seamless Steel Tubes And Pipes For Ship GB/T 5312 Material: Q235 Q345
Surface: With Anti Rust Protection Application: Vessel
Shape: Round OD: 4-1200mm
WT: 0.3-200mm Length: 1.5-6m
High Light:

seamless steel pipe

,

seamless carbon steel tube

Product Description

Carbon and Carbon-Manganese Steel Seamless Steel Tubes and Pipes for Ship GB/T 5312
 

Spec:

Material:320/360/410/460/490

Size Range:OD:4-1200mm

WT:0.3-200mm

General Length:3-12m

Tolerance:

According to the following tables or customers’ request.

Production Method Size(mm) Tolerance

 

 

 

Hot Rolling(Extrusion)

 

OD

≤159 ±1.0%(min.±0.50mm)
>159 ±1.25%

 

 

WT

 

≤20

+15%(min.+0.45mm)

-10%(min. -0.30mm)

>20 ±10%
D≥351 ±15%

 

 

 

Cold Drawn

 

OD

≤30 ±0.20mm
30~50 ±0.30mm
>50 ±0.8%

 

WT

 

1.5~3

+12.5%

-10%

>3.0 ±10%

Steel

grade

Chemical composition
C Si Mn S P Residual elements
320 0.16 _ 0.40~0.70

 

 

 

0.020

 

 

 

0.025

Cr Mo Ni Cu Total
360 0.17

 

 

0.35

0.40~0.80

 

 

0.25

 

 

0.10

 

 

0.30

 

 

0.30

 

 

0.70

410 0.21 0.40~1.20
460 0.22 0.80~1.20
490 0.23 0.80~1.50
Steel Grade

Tensile Strength

MPa

Yield Strength

MPa

Elongation

%

320 320-440 ≥195 ≥25
360 360-480 ≥215 ≥24
410 410-530 ≥235 ≥22
460 460-580 ≥265 ≥21
490 490-610 ≥285 ≥21

 

Producing Method: Hot rolling(extrusion), Cold drawn, Cold rolling.

 

Technical Delivery Conditions:Normalized(NBK)or Normalized and tempered

 

Widely used in the field of:For ship pressure pipe system, boiler and superheater (Seamless high pressure boiler tube)

 

Product Images:

Carbon - Manganese Steel Seamless Steel Tubes / Pipes for Ship GB/T 5312 0Carbon - Manganese Steel Seamless Steel Tubes / Pipes for Ship GB/T 5312 1Carbon - Manganese Steel Seamless Steel Tubes / Pipes for Ship GB/T 5312 2Carbon - Manganese Steel Seamless Steel Tubes / Pipes for Ship GB/T 5312 3

 

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