Type

Application

Standard

Material

Alloy Steel Pipe

it is used in petroleum,chemical,
electric power,boiler etc
as they Resistance to high
temperature, low temperature
resistance,Corrosion resistance

ASTM SA335

A335P22
A335P5
A335P9
A335P91

Stainless Steel
Pipe

Applies to oil, aviation, metallurgy, food,
water conservancy,electric power, chemical industry,
Chemical, chemical fiber, pharmaceutical machinery, etc

ASTM A213
ASTM A312

304
304L
316
316L
321

Steel Pipe for
Low Temperature

Apply to-45 °C ~ 195 °C level-low temperature and
low pressure vessel pipe heat exchanger pipeline

ASTM A333

A333 GR6

Steel Pipe for
High-Pressure Boiler

Used in manufacturing by high pressure
boiler tube,the collection box,
steam pipe, etc

ASTM SA106

A106 GRB

Steel Pipe for
Fluid

Applicable to transmission fluid
which are seamless steel tube

ASTM A106
ASTM A53

A53 B
A106 B

Steel Pipe for
Structure

Used in general structure,
engineering scaffolds, mechanical

ASTM A53

A53 B

Pipeline Steel Pipe

Used in oil and natural gas industry in order to
transmit the he oxygen,water and oil

API 5L

A,B,X42
,X46,X52,X56
,X60,X65,X70,X80

ERW STEEL PIPE

Used in general structure stents,
low voltage liquid transportation, etc

GB/T13793-1992
GB3091-2001

A53
A333 GR6

Sprial Steel Pipe

Apply to low voltage liquid transportation

SY/T5037-2000

A53
A333 GR6

Products
Type

Steel Grade ( Materials )

Common

GB

AISI

JIS

Germany

DIN17006

DIN17007

Standard

0Cr18Ni9

304

SUS304

X5CrNi18-10

1.4301

GB/T14975-2002

00Cr19Ni10

304L

SUS304L

X2CrNi19-11

1.4306

GB/T14976-2002

00Cr25Ni20

310S

SUS310S

X12CrNi25-21

1.4845

GB13296-91

Stainless

0Cr17Ni12Mo2

316

SUS316

X5CrNiMo17-12-2

1.4401

ASTM A312

Seamless

00Cr17Ni14Mo2

316L

SUS316L

X2CrNiMo18-14-3

1.4435

ASTM A213

Steel

0Cr19Ni13Mo3

317

SUS317

X5CrNiMo11-13-3

1.4449

DIN2462

Pipe

00Cr19Ni13Mo3

317L

SUS317L

X2CrNiMo18-16-4

1.4438

DIN17456

1Cr18Ni9Ti

321

SUS321

X12CrNiTi18-9

1.4878

JIS G3463

0Cr18Ni10Ti

-

-

X6CrNiTi18-10

1.4541

JIS G3459

0C18Ni11Nb

347

SUS347

X12CrNiNb18-10

1.4550

This specification covers

Seamless,heavily cold worked austenitic stainless steel pipe

Manufacture Process

Seamless (SML) Pipe

Diameter Tolerance

+/-1%

Wall Thickness Tolerance

+/-12.5%

Tolerance of length

+/-10mm

Inspection item

1. Size(outside,wall,length);
2. 2.Surface of Pipe;
3. Chemical Composition;
4. Mechanical Testing
5. Nondestructive Electric Test

Ordering Information

• Quantity(feet,meters, or number of lengths)
• Steel Grade
• Size(outside diameter,nominal wall thickness,length)
• Test report requirements etc.