GB-T14976 0Cr18Ni9 Stainless Steel Seamless Pipe

GB-T14976 0Cr18Ni9 Stainless Steel Seamless Pipe
 
 
GB-T14976 0Cr18Ni9 steel pipe  applies to stainless steel seamless pipe for fluid transportation
 
 
 
GB-T14976 0Cr18Ni9 Stainless Steel Seamless Pipe Quick Details
Product Name:Stainless Seamless Steel Pipe
Company Name: beite steel pipe( China)
Outside Diameter:21mm——219mm
Wall thickness:3mm——15mm
Length:Hot rolled steel pipe: 2 000 mm~12 000 mm;Cold drawn steel pipe: 1 000 mm to 10 500 mm.
 
 
Port of Shipment:Tianjin,China
Payment:L/C or T/T
Delivery: 7-15 days after payment
FOB Price: US $1521-3600 / Ton | 1 Ton/Tons (Min. Order)
Package:Standard export package,suit for all kinds of transport, or as required
 

 
Manufacture
Steel pipes are divided into two categories according to product processing methods.
The categories and codes are: hot rolled steel pipes (WH) and cold drawn steel pipes (WC).
 
 
Chemical composition of GB-T14976 0Cr18Ni9
 
Standard

Grade

Chemical composition

C

Si

Mn

P

S

Ni

Cr

GB/T14976

0Cr18Ni9

0.07

1.00

2.00

0.035

0.30

8.00~11.00

17.00~19.00

 


Mechanical properties of GB-T14976 0Cr18Ni9
 
StandardGrade

Tensile strength(MPa)

Yield Strength(MPa)

Elongation(%)

GB/T14976

0Cr18Ni9

520

205

35


 
Dimension tolerance
Outer diameter and wall thickness tolerance of GB-T14976 0Cr18Ni9 Stainless Steel Seamless Pipe
 

 Hot rolled steel pipe Cold drawn steel pipe
 Size/mmTolerance /mmSize /mm Tolerance  /mm
 PA PC PA PC
OD68 ≤ OD ≤ 159± 1.25± 1OD6 ≤ OD < 10± 0.20± 0.15
10 ≤ OD ≤ 30± 0.30± 0.20
159<OD ≤ 426± 1.530<OD ≤ 50± 0.40± 0.30
OD>5± 0.9%0.8%
±WT <15+15
-12.5
 
± 12.5
WT≤ 3± 14%
 
+12%
-10%
≥ 15+20
-15
>3+12%
-10%
± 10%

 
Tip shape
The end faces of the steel pipe should be perpendicular to the axis of the steel pipe and the burrs are removed.
 
 
Items of Testing
Hydraulic test:
The steel pipe shall be hydraulically tested one by one. 
Flattening test:
Steel tubes with a wall thickness of not more than 10 mm shall be subjected to a flattening test
Flaring test:
A steel pipe having a wall thickness of less than or equal to 10 mm can be subjected to a flare test. 
Intergranular corrosion test:
Austenitic and austenitic-ferritic steel tubes can be tested for intergranular corrosion.
 
 



The photos of GB-T14976 0Cr18Ni9 Stainless Steel Seamless Pipe



GB-T14976 0Cr18Ni9 Stainless Steel Seamless Pipe(图1)     GB-T14976 0Cr18Ni9 Stainless Steel Seamless Pipe(图2)




Use:
Used in mechanical structures, fluid pipes, boiler superheaters, heat exchangers, condensers, catalytic tubes, etc.


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