Breaking News:

ship pipe

3 125

ship pipe

Sizes (O.D. x T) from 6 x 1mm to 720 x 60mm 
Standards :GB/T5312-1999,DIN EN 10025

ship pipe

Marine seamless pipe grade 320,360,410,460,490 mechanical properties and chemicalcomposition

Standard:API,ASTM,JIS
CCS, DNV, LR, GL, ABS, BV, RINA, NK, GB/T5312
Application:
Using for marine boiler, superheater and vessel
Grade of Products:
320,360,410,460,490
Dimensional Tolerance:
Type O.D.(D) Thickness(S)    
Cold drawn O.D(mm) Tolerance(mm) Thickness(mm) Tolerance(mm)    
>30~50 ±0.3 ≤30 ±10%    
>50~219 ±0.8%    
Hot rolling >219 ±1.0% >20 ±10%    
Mechanical properties
Standard Grade Tensile
 strength δb (MPa)
Yield strength δ(MPa) Elongation δ%(%)    
GB/T5312 320 320~410 ≥195 ≥25    
360 360~480 ≥215 ≥24    
410 410~530 ≥235 ≥22    
460 460~580 ≥265 ≥21    
490 490~610 ≥285 ≥21    
Chemical composition:
Standard Grade Chemical composition(%)
C Si Mn P S
GB/T5312 320 ≤0.16 ≤0.35 0.40~0.70 ≤0.035 ≤0.035
360 ≤0.17 ≤0.35 0.40~0.80 ≤0.035 ≤0.035
410 ≤0.21 ≤0.35 0.40~1.20 ≤0.035 ≤0.035
460 ≤0.22 ≤0.35 0.80~1.40 ≤0.035 ≤0.030
490 ≤0.23 ≤0.35 0.80~1.50 ≤0.035 ≤0.030

 

 
 
.

Related post

3 Comments

  1. Heat Exchanger Pipe
    Heat Exchanger Pipe 1333677596 -  Reply / Edit

    Heat Exchanger Pipe,Size: O.D.:10 - 426mm thickness: 2 - 20mm Standard: GB3087 GB5310ASME SA-106 ASME SA -192M ASME etc.......Material: 304,316L,304L,316,321,310S,etc 3)Thickness:0.5-20mm 4)Length: 1-14m.

  1. 4130 steel pipe
    4130 steel pipe 1334545486 -  Reply / Edit

    4130 steel pipe,Material:Cr5Mo(P5, T5),Cr9Mo(P9, T9),15CrMoG(P11, P12), P91(T91),12Cr1MoVG, SA-210C,P92(T93), 10CrMo910(P22, T22), P93(T93), 12Cr2MoWVTiB,WB36(15NiCuMoNb5).

  1. ASTM A 252 Welded steel pipe
    ASTM A 252 Welded steel pipe 1332895146 -  Reply / Edit

    ASTM A 252 Welded steel pipe, Product description: ASTM A 252 Black Pipe Product range: O.D. 1/2"-24"( 21.3mm - 609.6mm ) Main Standard: ASTM A 252.

  1. DIN ST45.8 seamless steel tube
    DIN ST45.8 seamless steel tube 1333865251 -  Reply / Edit

    DIN ST45.8 seamless steel tube,This standard applies to seamless tubes 1) including tubes for headers of heat-resistant steels according to Table 1 which are used in the construction of boilers, pipe-lines, pressure vessels and equipment for.

  1. black steel pipe schedule 80
    black steel pipe schedule 80 1333636865 -  Reply / Edit

    black steel pipe schedule 80.Carbon steel black pipe schedule 80 ,1.Material: Carbon steel 2.Finish:Black paint 3.Schedule 20-160 4.Approved ISO9001:2008.

Latest Comments

  • Structure Steel Seamless Pipe
    Structure Steel Seamless Pipe

    ●Standard GB/T8162-2008, ISO2937, ASTM A53, ASTM A106, JIS G 3441, BS EN 10210-1 ●Uses: The scope of use includes general structural and mechanical structures, and a large number of structural tubes used in construction, machinery, tran.

  • Welding flange requirements in the welding process
    Welding flange requirements in the welding process

    As welding flanges are often not welded, so that the welding flange can not be used, then we explain how to deal with the welding flange is being welded. Generally speaking, as welding flanges that are being welded, we carry out inspections.

Get in touch

Our company covers an area of 80, 000 m2 with a total assets of 90 million Yuan. There are 360 staff members including 80 technicians in our company. .

We also establish an effective complete quality control system. In 2003, our company obtained the certificate of ISO9001 Quality System Authentification!