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Home > Products > Stainless Steel Pipe > Stainless Steel Clad Pipes for Structural Purpose GB/T 18704 304
Stainless Steel Clad Pipes for Structural Purpose GB/T 18704 304
Stainless Steel Clad Pipes for Structural Purpose GB/T 18704 304
Stainless Steel Clad Pipes for Structural Purpose GB/T 18704 304
Stainless Steel Clad Pipes for Structural Purpose GB/T 18704 304
Stainless Steel Clad Pipes for Structural Purpose GB/T 18704 304
  • Stainless Steel Clad Pipes for Structural Purpose GB/T 18704 304
  • Stainless Steel Clad Pipes for Structural Purpose GB/T 18704 304
  • Stainless Steel Clad Pipes for Structural Purpose GB/T 18704 304
  • Stainless Steel Clad Pipes for Structural Purpose GB/T 18704 304
  • Stainless Steel Clad Pipes for Structural Purpose GB/T 18704 304

Stainless Steel Clad Pipes for Structural Purpose GB/T 18704 304

    Payment Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union
    Incoterm: FOB,CFR,CIF,FCA,CPT
    Min. Order: 5 Ton
    Delivery Time: 45 Days

Basic Info

Model No.: GB/T 18704

Certification: API, CE, BSI, UL

Application: Chemical Fertilizer Pipe, Drill Pipe, Structure Pipe

Section Shape: Round

Surface Treatment: Oiled

Usage: Pipeline Transport, Chemical Industry, Mining, Construction & Decoration

Technique: ERW, Cold Drawn

Material: Stainless Steel

OD: 4-1200mm

WT: 0.3-200mm

Type: Seamless

Length: 1-8m

Additional Info

Packaging: Anti Rust Oil Protection, in seaworthy packing material, in hexagonal bundles or in wooden box

Productivity: 40000 ton per year

Brand: TORICH

Transportation: Ocean,Land,Air

Place of Origin: Zhejiang,China

Supply Ability: 50000 ton per year

Certificate: ISO 9001:2008 ISO 14001:2008 TS 16949

HS Code: 7304191000

Port: Shanghai,Ningbo,Foshan

Product Description

Stainless Steel Clad Pipes for Structural Purpose GB/T 18704

Spec:
Material:TP304 , 304
Size Range:OD:4-1200mm
WT:0.3-200mm
General Length:1-8m
Tolerance:
According to the following tables or customers` request.

Tolerance of OD

Surface delivery condition Nominal outside diameter Tolerance

Polishing,Polish
(SB,SP)

≤25 ±0.25
>25~40 ±0.30
>40~50 ±0.35
>50~60 ±0.40
>60~70 ±0.50
>70~80 ±0.60
>80 ±1%D
Unpolished,Sand blasting(SNB,SS) ≤25 ±0.30
>25~50 ±0.40
>50 ±1.0%D

Tolerance of WT

Wall thickness(S) Tolerance(high-grade) Tolerance(medium grade)
≥0.8~2.0 ±0.10 ±0.20
>2.0~3.0 ±0.15 ±0.30
>3.0 ±5%S ±10%S


Chemical composition

No. Unified digital code New steel grade Old steel grade Chemical composition
C Si Mn P S Ni Cr N
1 S35350 12Cr17Mn6Ni5N 1Cr17Mn6Ni5N ≤0.15 ≤1.00 5.50~7.50 ≤0.050 ≤0.030 3.50~5.50 16.00~18.00 0.05~0.25
2 S35450 12Cr18Mn9Ni5N 1Cr18Mn8Ni5N ≤0.15 ≤1.00 7.50~10.0 ≤0.050 ≤0.030 4.00~6.00 17.00~19.00 0.05~0.25
3 S30210 12Cr18Ni9 1Cr18Ni9 ≤0.15 ≤1.00 ≤2.00 ≤0.045 ≤0.030 8.00~10.00 17.00~19.00 ≤0.10
4 S30408 06Cr19Ni10 0Cr18Ni9 ≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.030 8.00~11.00 18.00~20.00 -


Mechanical property

No. Unified digital code New steel grade Old steel grade

Yield strength
Rp0.2/MPa

Tensile
Strength
Rm/MPa

Elongation A/
%

1 S35350 12Cr17MnNi5N 1Cr17Mn6Ni5N 245 520 25
2 S35450 12Cr18Mn9Ni5N 1Cr18Mn8Ni5N 245 520
3 S30210 12Cr18Ni9 1Cr18Ni9 210 520 30
4 S30408 06Cr19Ni10 0Cr18Ni9 210 520



Characteristic:
TORICH QUALITY ASSURANCE
Good surface quality
Good OD and ID tolerance controlled to Technical Standard
Stable quality
100% Eddy Current Test

Processing:Continous welding formed

Widely used in the field of:Structural usage

Looking for ideal Steel Pipes Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Steel Clad Pipes are quality guaranteed. We are China Origin Factory of Stainless Steel Clad Pipes. If you have any question, please feel free to contact us.

Product Categories : Stainless Steel Pipe

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